The category is 'Data Acquisition - Analog to Digital Converters (ADC)'
- All Manufacturers
- Moisture Sensitivity Level (MSL)
- Number of Functions
- Package / Case
- RoHS Status
- JESD-609 Code
- Number of Bits
- Number of Terminations
- Pin Count
- Sampling Rate
- Supply Voltage
- Architecture
- Base Part Number
Image | Part Number | Manufacturer | Datasheet | Availability | Pricing(USD) | Quantity | RoHS | Factory Lead Time | Lifecycle Status | Contact Plating | Mount | Mounting Type | Package / Case | Surface Mount | Number of Pins | Number of Elements | Power Dissipation (Max) | Usage Level | Operating Temperature | Packaging | Published | Series | JESD-609 Code | Pbfree Code | Part Status | Moisture Sensitivity Level (MSL) | Number of Terminations | ECCN Code | Terminal Finish | Max Operating Temperature | Min Operating Temperature | Max Power Dissipation | Terminal Position | Terminal Form | Peak Reflow Temperature (Cel) | Number of Functions | Supply Voltage | Terminal Pitch | Reach Compliance Code | Time@Peak Reflow Temperature-Max (s) | Base Part Number | Pin Count | JESD-30 Code | Qualification Status | Operating Supply Voltage | Polarity | Power Supplies | Temperature Grade | Configuration | Number of Channels | Interface | Max Supply Voltage | Min Supply Voltage | Nominal Supply Current | Power Dissipation | Number of Bits | Input Type | Min Input Voltage | Architecture | Number of Inputs | Max Input Voltage | Converter Type | Supply Type | Reference Voltage | Reference Type | Data Interface | Resolution | Sampling Rate | Voltage - Supply, Analog | Voltage - Supply, Digital | Number of Analog In Channels | Sampling Rate (Per Second) | Max Dual Supply Voltage | Output Bit Code | Power Consumption | Linearity Error-Max (EL) | Integral Nonlinearity (INL) | Min Dual Supply Voltage | Sample and Hold / Track and Hold | Screening Level | Number of A/D Converters | Dual Supply Voltage | Input Capacitance | Number of Converters | Conversion Rate | Ratio - S/H:ADC | Analog Input Voltage-Max | Output Format | Signal to Noise Ratio (SNR) | Negative Supply Voltage-Nom | Max Supply Voltage (DC) | Differential Nonlinearity | Min Supply Voltage (DC) | Analog Input Voltage-Min | Conversion Time-Max | Number of Analog Inputs | Spurious-free dynamic range (SFDR) | Features | Height | Height Seated (Max) | Length | Width | Thickness | Radiation Hardening | RoHS Status | Lead Free |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | Mfr Part No AD7884BQ | Analog Devices Inc. | Datasheet | - | - | Min: 1 Mult: 1 | Through Hole | 40-CDIP (0.600, 15.24mm) | NO | 40 | -40°C~85°C | Tube | no | Obsolete | 3 (168 Hours) | 40 | EAR99 | 325mW | DUAL | NOT APPLICABLE | 1 | 5V | 2.54mm | not_compliant | NOT APPLICABLE | AD7884 | 40 | Not Qualified | +-5V | S/H-ADC | 325mW | 16 | Single Ended | Flash | External | Parallel | 2 B | 166 ksps | ±3V ±5V | ±5V | 2 | 166k | 2'S COMPLEMENT BINARY | 250mW | 0.0075% | SAMPLE | 1 | 1:1 | 5V | 82 dB | -5V | -5V | 5.3μs | 5.72mm | Non-RoHS Compliant | Contains Lead | ||||||||||||||||||||||||||||||||||||||||||||||||||
 | Mfr Part No AD7876BRZ-REEL7 | Analog Devices Inc. | Datasheet | 39 |
| Min: 1 Mult: 1 | 8 Weeks | PRODUCTION (Last Updated: 5 days ago) | Tin | Surface Mount | Surface Mount | 24-SOIC (0.295, 7.50mm Width) | 24 | -40°C~85°C | Tape & Reel (TR) | e3 | no | Active | 3 (168 Hours) | 24 | EAR99 | 95mW | GULL WING | 260 | 1 | 5V | 30 | AD7876 | 24 | Not Qualified | Bipolar | S/H-ADC | 1 | 2-Wire, Parallel, SPI, Serial | 95mW | 12 | Single Ended | SAR | 20V | ADC, SUCCESSIVE APPROXIMATION | Dual | Internal | SPI, Parallel | 1.5 B | 100 ksps | ±5V | 1 | 100k | 5.25V | BINARY, 2'S COMPLEMENT BINARY | 60mW | 1 LSB | 4.75V | TRACK | 5V | 1:1 | SERIAL, PARALLEL, 8 BITS, PARALLEL, WORD | 72 dB | -5V | 1 LSB | 9μs | 2.65mm | 7.5mm | ROHS3 Compliant | Contains Lead | |||||||||||||||||||||||||||||||||||||||||
 | Mfr Part No AD9054ABST-200 | Analog Devices, Inc. | Datasheet | - | - | Min: 1 Mult: 1 | Surface Mount | LQFP | 44 | Bulk | e0 | 3 (168 Hours) | 44 | EAR99 | 85°C | -40°C | QUAD | GULL WING | 240 | 1 | 5V | 30 | 44 | Not Qualified | 5V | Unipolar | 5V | INDUSTRIAL | 781mW | 8 | ADC, FLASH METHOD | 1 B | 200 Msps | 1 | BINARY | -1 LSB | TRACK | 1 | RoHS Compliant | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
 | Mfr Part No ADS1282SJDJ | Texas Instruments | Datasheet | - | - | Min: 1 Mult: 1 | ACTIVE (Last Updated: 3 days ago) | CDIP | NO | 28 | 41mW | 28 | 210°C | -55°C | THROUGH-HOLE | NOT SPECIFIED | 1 | 2.5V | NOT SPECIFIED | 28 | Not Qualified | 5V | Bipolar | MILITARY | SPI, Serial | 5.25V | 4.75V | 56.1mW | 31 | ADC, DELTA-SIGMA | Analog, Digital, Dual, Single | 3.875 B | 4 ksps | 2 | 2.65V | 30mW | 0.009% | 2.15V | 2.5V | 1 | 250 sps | 124 dB | -2.5V | 3.6V | 1 LSB | 1.75V | 2 | 123 dB | 4.45mm | 35.56mm | 7.49mm | 3.56mm | RoHS Compliant | Contains Lead | ||||||||||||||||||||||||||||||||||||||||||||||||||||
 | Mfr Part No ADS8412IPFBR | Texas Instruments | Datasheet | 672 | - | Min: 1 Mult: 1 | Surface Mount | Surface Mount | 48-TQFP | 48 | -40°C~85°C | Tape & Reel (TR) | microPOWER™ | Obsolete | 2 (1 Year) | 48 | EAR99 | 200mW | QUAD | GULL WING | NOT SPECIFIED | 1 | 5V | 0.5mm | NOT SPECIFIED | ADS8412 | 48 | Not Qualified | 5V | Bipolar | S/H-ADC | 5.25V | 4.75V | 35mA | 200mW | 16 | Differential | SAR | ADC, SUCCESSIVE APPROXIMATION | Analog, Digital | External, Internal | Parallel | 2 B | 2 Msps | 5V | 2.7V~5.25V | 1 | 2M | 2'S COMPLEMENT BINARY | 155mW | 0.0092% | 6 LSB | SAMPLE | 1 | 2 Msps | 1:1 | 4.2V | 90 dB | -4.2V | 7mm | 7mm | ROHS3 Compliant | Lead Free | |||||||||||||||||||||||||||||||||||||||||||
 | Mfr Part No AD7273BUJZ-REEL7 | Analog Devices Inc. | Datasheet | - | - | Min: 1 Mult: 1 | Gold | Surface Mount | SOT-23-8 Thin, TSOT-23-8 | YES | 8 | -40°C~125°C | Tape & Reel (TR) | e4 | no | Obsolete | 1 (Unlimited) | 8 | EAR99 | 18mW | DUAL | GULL WING | 260 | 1 | 3V | 0.65mm | NOT SPECIFIED | AD7273 | 8 | Not Qualified | 3V | Unipolar | S/H-ADC | 1 | SPI | 3.6V | 2.35V | 9.6mW | 10 | Single Ended | 1.2V | SAR | 3.6V | ADC, SUCCESSIVE APPROXIMATION | Single | External | SPI, DSP | 1.25 B | 3 Msps | 2.35V~3.6V | 2.35V~3.6V | 1 | 3M | BINARY | 9.6mW | 0.5 LSB | TRACK | 1:1 | SERIAL | 0.5 LSB | 0.25μs | 0.9mm | 2.9mm | ROHS3 Compliant | Contains Lead | |||||||||||||||||||||||||||||||||||||||||
| Mfr Part No 5962-8763501RA | Analog Devices Inc. | Datasheet | 288 | - | Min: 1 Mult: 1 | 16 Weeks | PRODUCTION (Last Updated: 6 days ago) | CDIP | NO | 20 | Military grade | e0 | no | Active | 1 (Unlimited) | 20 | Tin/Lead (Sn/Pb) | 125°C | -55°C | 225mW | DUAL | THROUGH-HOLE | NOT SPECIFIED | 1 | 5V | 2.54mm | not_compliant | NOT SPECIFIED | AD670 | 20 | Qualified | Bipolar, Unipolar | 5V | MILITARY | Parallel | 8 | ADC, SUCCESSIVE APPROXIMATION | 1 B | 10 ksps | 2 | BINARY | 0.4% | 1 LSB | 38535Q/M;38534H;883B | 1 | 5V | 3.4V | 5.08mm | 7.62mm | Non-RoHS Compliant | Contains Lead | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
 | Mfr Part No AD13280AF | Analog Devices Inc. | Datasheet | - | - | Min: 1 Mult: 1 | Surface Mount | 68-CLCC | YES | 68 | -40°C~85°C | Tube | e4 | no | Obsolete | 1 (Unlimited) | 68 | EAR99 | GOLD | 4.05W | QUAD | GULL WING | 220 | 2 | 5V | 30 | AD13280 | 68 | Bipolar | +-53.3V | S/H-ADC | 4.05W | 12 | Differential, Single Ended | Pipelined | ADC, PROPRIETARY METHOD | Dual | Internal | Parallel | 1.5 B | 80 Msps | 3.135V~3.465V | 2 | 80M | 5.25V | 4.05W | TRACK | 5V | 4pF | 2 | 1:1 | 1V | 70 dB | -5V | -1V | 0.008μs | Simultaneous Sampling | 5.97mm | No | Non-RoHS Compliant | Lead Free | |||||||||||||||||||||||||||||||||||||||||||||
 | Mfr Part No LTC2201CUK#PBF | Analog Devices, Inc. | Datasheet | - | - | Min: 1 Mult: 1 | PRODUCTION (Last Updated: 3 months ago) | Surface Mount | QFN | 48 | 264mW | 70°C | 0°C | Parallel | 16 | Analog, Digital | 20 Msps | 1 | RoHS Compliant | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
 | Mfr Part No AD977BRRL | Analog Devices Inc. | Datasheet | - | - | Min: 1 Mult: 1 | Lead, Tin | Surface Mount | 20-SOIC (0.295, 7.50mm Width) | YES | 20 | -40°C~85°C | Tape & Reel (TR) | e0 | no | Obsolete | 3 (168 Hours) | 20 | EAR99 | 100mW | DUAL | GULL WING | 240 | 1 | 5V | not_compliant | 30 | AD977 | 20 | Not Qualified | 5V | Bipolar, Unipolar | 5V | ADC | 1 | SPI, Serial | 5.25V | 4.75V | 100mW | 16 | Single Ended | 2.3V | SAR | 2.7V | Analog, Digital | External, Internal | SPI | 2 B | 100 ksps | 5V | 3 | 100k | BINARY, 2'S COMPLEMENT BINARY | 2 LSB | 40pF | 85 dB | -1 LSB | 8μs | 2.65mm | 7.5mm | Non-RoHS Compliant | Contains Lead | ||||||||||||||||||||||||||||||||||||||||||||
 | Mfr Part No MCP3221A2T-E/OT | Microchip Technology | Datasheet | 4000 |
| Min: 1 Mult: 1 | 14 Weeks | Surface Mount | Surface Mount | SC-74A, SOT-753 | 5 | -40°C~125°C | Tape & Reel (TR) | 2006 | e3 | yes | Active | 1 (Unlimited) | 5 | EAR99 | Matte Tin (Sn) | DUAL | GULL WING | 260 | 1 | 5V | 40 | MCP3221 | 5 | 5V | Unipolar | S/H-ADC | 1 | I2C, Serial | 5.5V | 2.7V | 12 | Single Ended | SAR | ADC, SUCCESSIVE APPROXIMATION | 5.5V | Supply | I2C | 1.5 B | 22.3 ksps | 2.7V~5.5V | 2.7V~5.5V | 1 | 22.3k | BINARY | 0.0488% | 2 LSB | SAMPLE | 1:1 | -0.3V | No | ROHS3 Compliant | |||||||||||||||||||||||||||||||||||||||||||||||||
 | Mfr Part No LTC2401CMS#TRPBF | Analog Devices, Inc. | Datasheet | - | - | Min: 1 Mult: 1 | PRODUCTION (Last Updated: 1 month ago) | Surface Mount | MSOP | 10 | 1 | 70°C | 0°C | Unipolar | SPI, Serial | 5.5V | 2.7V | 24 | Single | 3 B | 7.5 sps | 2 | RoHS Compliant | Lead Free | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
 | Mfr Part No LTC2181CUP#PBF | Analog Devices, Inc. | Datasheet | - | - | Min: 1 Mult: 1 | PRODUCTION (Last Updated: 1 month ago) | Surface Mount | QFN | 64 | 2 | 130mW | 70°C | 0°C | 1.8V | Bipolar | Parallel | 1.9V | 1.7V | 288mW | 16 | Analog, Digital | 2 B | 40 Msps | 6 LSB | 2 | RoHS Compliant | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
 | Mfr Part No ADS8881IDRCR | Texas Instruments | Datasheet | 7200 |
| Min: 1 Mult: 1 | 6 Weeks | ACTIVE (Last Updated: 6 days ago) | Gold | Surface Mount | Surface Mount | 10-VFDFN Exposed Pad | 10 | -40°C~85°C | Tape & Reel (TR) | microPOWER™ | e4 | yes | Active | 2 (1 Year) | 10 | EAR99 | 7.2mW | DUAL | NO LEAD | 260 | 1 | 3V | 0.5mm | NOT SPECIFIED | ADS8881 | 10 | 3V | Unipolar | S/H-ADC | 3.6V | 2.7V | 5.5mW | 18 | Differential | SAR | ADC, SUCCESSIVE APPROXIMATION | Analog, Digital, Single | External | SPI | 2.25 B | 1 Msps | 2.7V~3.6V | 2.7V~3.6V | 1 | 1M | BINARY | 5.5mW | 3 LSB | SAMPLE | 1 | 1:1 | 5V | SERIAL | 100 dB | -2.5V | 1mm | 3mm | 3mm | 900μm | ROHS3 Compliant | Lead Free | |||||||||||||||||||||||||||||||||||||||
 | Mfr Part No MCP3426A3-E/SN | Microchip Technology | Datasheet | 200 |
| Min: 1 Mult: 1 | 7 Weeks | Surface Mount | 8-SOIC (0.154, 3.90mm Width) | YES | -40°C~125°C | Tube | 2009 | e3 | yes | Active | 1 (Unlimited) | 8 | Matte Tin (Sn) | DUAL | GULL WING | 260 | 1 | 5V | 30 | MCP3426 | R-PDSO-G8 | MUX-PGA-ADC | 16 | Differential | Sigma-Delta | 2 | ADC, DELTA-SIGMA | Internal | I2C | 15 sps | 2.7V~5.5V | 2.7V~5.5V | 2 | 15 | 1 | 5.8V | SERIAL | -0.3V | PGA | 4.9mm | 3.9mm | ROHS3 Compliant | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
 | Mfr Part No AD7572ALNZ10 | Analog Devices Inc. | Datasheet | 2296 |
| Min: 1 Mult: 1 | 8 Weeks | PRODUCTION (Last Updated: 1 week ago) | Tin | Through Hole | Through Hole | 24-DIP (0.300, 7.62mm) | 24 | 0°C~70°C | Tube | e3 | no | Active | 1 (Unlimited) | 24 | EAR99 | 185mW | NOT APPLICABLE | 1 | 5V | 2.54mm | NOT APPLICABLE | AD7572 | 24 | Not Qualified | Unipolar | ADC | 1 | 215mW | 12 | Single Ended | SAR | Dual | Internal | Parallel | 1.5 B | 5V -11.4V~16.5V | +5V -11.4V~16.5V | 1 | BINARY | 100mW | 0.5 LSB | SAMPLE | 5V | 1 LSB | 3.3mm | 31.19mm | 6.61mm | ROHS3 Compliant | Contains Lead | |||||||||||||||||||||||||||||||||||||||||||||||||||
 | Mfr Part No TLV5580CDW | Texas Instruments | Datasheet | - | - | Min: 1 Mult: 1 | 12 Weeks | ACTIVE (Last Updated: 1 week ago) | Surface Mount | Surface Mount | 28-SOIC (0.295, 7.50mm Width) | 28 | 0°C~70°C | Tube | e4 | yes | Active | 1 (Unlimited) | 28 | EAR99 | Nickel/Palladium/Gold (Ni/Pd/Au) | 165mW | DUAL | GULL WING | 260 | 1 | 3.3V | NOT SPECIFIED | TLV5580 | 28 | Not Qualified | Bipolar | S/H-ADC | 3.6V | 3V | 270mW | 8 | Single Ended | Pipelined | 1 | ADC, PROPRIETARY METHOD | Analog, Digital | External, Internal | Parallel | 1 B | 80 Msps | 3V~3.6V | 3V~3.6V | 1 | 80M | BINARY | 2.4 LSB | SAMPLE | 3 | 80 Msps | 1:1 | 2.65mm | 17.9mm | 7.5mm | 2.35mm | ROHS3 Compliant | Lead Free | ||||||||||||||||||||||||||||||||||||||||||||
 | Mfr Part No AD9238BST-20 | Analog Devices Inc. | Datasheet | 8000 | - | Min: 1 Mult: 1 | Surface Mount | Surface Mount | 64-LQFP | 64 | -40°C~85°C | Tray | e0 | Obsolete | 3 (168 Hours) | 64 | EAR99 | Tin/Lead (Sn85Pb15) | QUAD | GULL WING | 240 | 1 | 3V | 0.4mm | not_compliant | 30 | AD9238 | 64 | Not Qualified | 3V | Unipolar | S/H-ADC | 3.6V | 2.7V | 212mW | 12 | Differential, Single Ended | Pipelined | 2 | ADC, FLASH METHOD | External, Internal | Parallel | 1.5 B | 20 Msps | 2.7V~3.6V | 2.25V~3.6V | 2 | 20M | 1.4 LSB | SAMPLE | 1:1 | 2V | 1V | Simultaneous Sampling | 1.6mm | 7mm | 7mm | Non-RoHS Compliant | ||||||||||||||||||||||||||||||||||||||||||||||||
 | Mfr Part No LTC2376CDE-18#PBF | Linear Technology/Analog Devices | Datasheet | 91 |
| Min: 1 Mult: 1 | 18 Weeks | PRODUCTION (Last Updated: 3 weeks ago) | Surface Mount | Surface Mount | 16-WFDFN Exposed Pad | 16 | 1 | 0°C~70°C | Tube | 2011 | e3 | Active | 1 (Unlimited) | 16 | EAR99 | Matte Tin (Sn) | 4.25mW | DUAL | NO LEAD | NOT SPECIFIED | 1 | 2.5V | 0.45mm | NOT SPECIFIED | LTC2376 | 16 | Not Qualified | 2.5V | Bipolar | S/H-ADC | SPI, Serial | 2.625V | 2.375V | 18 | Differential | SAR | ADC, SUCCESSIVE APPROXIMATION | Analog, Digital | External | SPI | 2.25 B | 250 ksps | 2.375V~2.625V | 2.375V~2.625V | 1 | 250k | 2'S COMPLEMENT BINARY | 0.0007% | 1.75 LSB | 1:1 | 3μs | 0.8mm | 4mm | 3mm | ROHS3 Compliant | |||||||||||||||||||||||||||||||||||||||||||||
| Mfr Part No AD9050BR | Analog Devices, Inc. | Datasheet | - | - | Min: 1 Mult: 1 | Surface Mount | SOIC W | 28 | Rail/Tube | e0 | 1 (Unlimited) | 28 | EAR99 | 85°C | -40°C | DUAL | GULL WING | 220 | 1 | 5V | 20 | 28 | Not Qualified | 5V | Bipolar | 5V | INDUSTRIAL | 2 | 5.25V | 4.75V | 400mW | 10 | ADC, PROPRIETARY METHOD | 1.25 B | 40 Msps | 1 | OFFSET BINARY | 1.75 LSB | TRACK | PARALLEL, WORD | 1 | 7.5mm | RoHS Compliant |
-
AD7884BQ
Analog Devices Inc.
Package:Data Acquisition - Analog to Digital Converters (ADC)
Price: please inquire
-
AD7876BRZ-REEL7
Analog Devices Inc.
Package:Data Acquisition - Analog to Digital Converters (ADC)
97.520039
-
AD9054ABST-200
Analog Devices, Inc.
Package:Data Acquisition - Analog to Digital Converters (ADC)
Price: please inquire
-
ADS1282SJDJ
Texas Instruments
Package:Data Acquisition - Analog to Digital Converters (ADC)
Price: please inquire
-
ADS8412IPFBR
Texas Instruments
Package:Data Acquisition - Analog to Digital Converters (ADC)
Price: please inquire
-
AD7273BUJZ-REEL7
Analog Devices Inc.
Package:Data Acquisition - Analog to Digital Converters (ADC)
Price: please inquire
-
5962-8763501RA
Analog Devices Inc.
Package:Data Acquisition - Analog to Digital Converters (ADC)
Price: please inquire
-
AD13280AF
Analog Devices Inc.
Package:Data Acquisition - Analog to Digital Converters (ADC)
Price: please inquire
-
LTC2201CUK#PBF
Analog Devices, Inc.
Package:Data Acquisition - Analog to Digital Converters (ADC)
Price: please inquire
-
AD977BRRL
Analog Devices Inc.
Package:Data Acquisition - Analog to Digital Converters (ADC)
Price: please inquire
-
MCP3221A2T-E/OT
Microchip Technology
Package:Data Acquisition - Analog to Digital Converters (ADC)
2.671233
-
LTC2401CMS#TRPBF
Analog Devices, Inc.
Package:Data Acquisition - Analog to Digital Converters (ADC)
Price: please inquire
-
LTC2181CUP#PBF
Analog Devices, Inc.
Package:Data Acquisition - Analog to Digital Converters (ADC)
Price: please inquire
-
ADS8881IDRCR
Texas Instruments
Package:Data Acquisition - Analog to Digital Converters (ADC)
35.507044
-
MCP3426A3-E/SN
Microchip Technology
Package:Data Acquisition - Analog to Digital Converters (ADC)
2.985135
-
AD7572ALNZ10
Analog Devices Inc.
Package:Data Acquisition - Analog to Digital Converters (ADC)
170.556702
-
TLV5580CDW
Texas Instruments
Package:Data Acquisition - Analog to Digital Converters (ADC)
Price: please inquire
-
AD9238BST-20
Analog Devices Inc.
Package:Data Acquisition - Analog to Digital Converters (ADC)
Price: please inquire
-
LTC2376CDE-18#PBF
Linear Technology/Analog Devices
Package:Data Acquisition - Analog to Digital Converters (ADC)
28.891525
-
AD9050BR
Analog Devices, Inc.
Package:Data Acquisition - Analog to Digital Converters (ADC)
Price: please inquire