The category is 'Linear - Amplifiers - Instrumentation, OP Amps, Buffer Amps'
- All Manufacturers
- Amplifier Type
- Base Part Number
- Common Mode Rejection Ratio
- Current - Input Bias
- ECCN Code
- Factory Lead Time
- Frequency Compensation
- Input Offset Voltage (Vos)
- JESD-609 Code
- Lead Free
- Low-Offset
- Power Supplies
- Power Supplies:
+-15V
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 | Weight | Number of Elements | Operating Temperature (Max.) | Operating Temperature (Min.) | Power Dissipation (Max) | Usage Level | Operating Temperature | Packaging | Published | JESD-609 Code | Pbfree Code | Part Status | Moisture Sensitivity Level (MSL) | Number of Terminations | ECCN Code | Terminal Finish | Max Operating Temperature | Min Operating Temperature | HTS Code | Packing Method | 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 | Power Supplies | Temperature Grade | Number of Channels | Number of Circuits | Max Supply Voltage | Min Supply Voltage | Operating Supply Current | Nominal Supply Current | Power Dissipation | Output Current | Max Supply Current | Current - Output | Quiescent Current | Supply Current-Max | Current - Supply | Slew Rate | Architecture | Amplifier Type | Common Mode Rejection Ratio | Current - Input Bias | Voltage - Supply, Single/Dual (±) | Output Current per Channel | Input Offset Voltage (Vos) | Bandwidth | Gain Bandwidth Product | Neg Supply Voltage-Nom (Vsup) | Unity Gain BW-Nom | Voltage Gain | Average Bias Current-Max (IIB) | Power Supply Rejection Ratio (PSRR) | Low-Offset | Frequency Compensation | Supply Voltage Limit-Max | Voltage - Input Offset | Max Dual Supply Voltage | Low-Bias | Micropower | Min Dual Supply Voltage | Bias Current-Max (IIB) @25C | Programmable Power | Screening Level | Dual Supply Voltage | Input Capacitance | Neg Supply Voltage-Max (Vsup) | Nominal Gain Bandwidth Product | Max I/O Voltage | Input Offset Voltage-Max | Wideband | Power | Input Offset Current-Max (IIO) | Voltage Gain-Min | Input Voltage Noise Density | Height | Height Seated (Max) | Length | Width | Thickness | Radiation Hardening | REACH SVHC | RoHS Status | Lead Free |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | Mfr Part No LM348DRE4 | Texas Instruments | Datasheet | - | - | Min: 1 Mult: 1 | 6 Weeks | ACTIVE (Last Updated: 6 days ago) | Surface Mount | Surface Mount | 14-SOIC (0.154, 3.90mm Width) | 14 | 4 | 0°C~70°C | Tape & Reel (TR) | e4 | yes | Active | 1 (Unlimited) | 14 | EAR99 | Nickel/Palladium/Gold (Ni/Pd/Au) | TR | DUAL | GULL WING | 260 | 4 | 15V | 1.27mm | LM348 | 14 | 18V | +-15V | 2.4mA | 2.4mA | 25mA | 0.5V/μs | VOLTAGE-FEEDBACK | General Purpose | 70 dB | 30nA | 8V~36V ±4V~18V | 25mA | 6mV | 1MHz | -15V | 1000 kHz | 104.08dB | NO | YES | 1mV | NO | NO | 0.2μA | NO | NO | 0.05μA | 1.75mm | 8.65mm | 3.91mm | 1.58mm | No | ROHS3 Compliant | Lead Free | |||||||||||||||||||||||||||||||||||||||||||||
 | Mfr Part No LM348J | Texas Instruments | Datasheet | - | - | Min: 1 Mult: 1 | CDIP | NO | 70°C | no | 14 | EAR99 | DUAL | THROUGH-HOLE | NOT SPECIFIED | 4 | 15V | not_compliant | NOT SPECIFIED | 14 | Not Qualified | +-15V | COMMERCIAL | 4 | 0.5 V/μs | VOLTAGE-FEEDBACK | OPERATIONAL AMPLIFIER | 90 dB | -15V | 1000 kHz | NO | YES | 0.2μA | 7500μV | 5.08mm | 19.56mm | 7.62mm | Non-RoHS Compliant | Contains Lead | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
 | Mfr Part No TL062ACPE4 | Texas Instruments | Datasheet | - | - | Min: 1 Mult: 1 | PDIP | NO | 8 | 2 | Rail/Tube | e4 | yes | 1 (Unlimited) | 8 | EAR99 | Nickel/Palladium/Gold (Ni/Pd/Au) | 70°C | 0°C | DUAL | THROUGH-HOLE | 260 | 2 | 15V | 8 | 18V | +-15V | COMMERCIAL | 200μA | 500μA | 3.5 V/μs | VOLTAGE-FEEDBACK | OPERATIONAL AMPLIFIER | 80 dB | 200pA | 6mV | 1MHz | 1MHz | -15V | 1000 kHz | 75.56dB | 0.007μA | NO | YES | 18V | YES | YES | 3.5V | 9V | 1MHz | 6mV | 4.57mm | 9.81mm | 6.35mm | No | RoHS Compliant | Lead Free | ||||||||||||||||||||||||||||||||||||||||||||||||||||
 | Mfr Part No TL064CD | STMicroelectronics | Datasheet | - | - | Min: 1 Mult: 1 | 25 Weeks | ACTIVE (Last Updated: 6 months ago) | Surface Mount | Surface Mount | 14-SOIC (0.154, 3.90mm Width) | 8 | 4.535924g | 0°C~70°C | Tube | e4 | Active | 1 (Unlimited) | 14 | EAR99 | Nickel/Palladium/Gold (Ni/Pd/Au) | DUAL | GULL WING | 260 | 4 | 15V | 1.27mm | 30 | TL064 | 14 | 18V | +-15V | 4 | 200μA | 1mA | 680mW | 3.5V/μs | VOLTAGE-FEEDBACK | J-FET | 70 dB | 30pA | 6V~36V ±3V~18V | 20mA | 15mV | -15V | 1000 kHz | 75.56dB | 0.01μA | NO | YES | 3mV | YES | YES | 9V | 1.65mm | 8.75mm | 4mm | No | No SVHC | ROHS3 Compliant | Lead Free | ||||||||||||||||||||||||||||||||||||||||||||||||
| Mfr Part No LF442MH/883 | Texas Instruments | Datasheet | - | - | Min: 1 Mult: 1 | Through Hole | TO-99 | 8 | Military grade | 1 (Unlimited) | 8 | EAR99 | 125°C | -55°C | BOTTOM | WIRE | 2 | 15V | 8 | +-15V | MILITARY | 2 | 6.8mA | 1 V/μs | VOLTAGE-FEEDBACK | OPERATIONAL AMPLIFIER | 70 dB | 100pA | 5mV | 1MHz | -15V | 1000 kHz | 106.02dB | 0.0001μA | 70dB | NO | YES | 18V | YES | YES | 0.0001μA | No | RoHS Compliant | Contains Lead | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
 | Mfr Part No LF353PE4 | Texas Instruments | Datasheet | - | - | Min: 1 Mult: 1 | ACTIVE (Last Updated: 3 days ago) | Through Hole | PDIP | 8 | 2 | Rail/Tube | e4 | yes | 8 | EAR99 | Nickel/Palladium/Gold (Ni/Pd/Au) | 70°C | 0°C | DUAL | 2 | 15V | 8 | 18V | +-15V | COMMERCIAL | 3.6mA | 6.5mA | 500mW | 13 V/μs | VOLTAGE-FEEDBACK | OPERATIONAL AMPLIFIER | 70 dB | 200pA | 10mV | 3MHz | 3MHz | -15V | 3000 kHz | 100dB | NO | YES | 18V | YES | NO | 3.5V | NO | 0.004μA | 5.08mm | 9.81mm | 6.35mm | 3.9mm | No | RoHS Compliant | Lead Free | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Mfr Part No MC33074ADR2 | ON Semiconductor | Datasheet | - | - | Min: 1 Mult: 1 | Surface Mount | Surface Mount | 14-SOIC (0.154, 3.90mm Width) | 14 | -40°C~85°C | Cut Tape (CT) | 2008 | e0 | no | Obsolete | 1 (Unlimited) | 14 | EAR99 | Tin/Lead (Sn80Pb20) | TAPE AND REEL | DUAL | GULL WING | 240 | 4 | 15V | 1.27mm | not_compliant | 30 | MC33074A | 14 | Not Qualified | 22V | +-15V | 4 | 1.9mA | 7.6mA | 30mA | 13V/μs | VOLTAGE-FEEDBACK | General Purpose | 80 dB | 100nA | 3V~44V ±1.5V~22V | 30mA | 500μV | 4.5MHz | -15V | 4500 kHz | 100dB | 0.7μA | NO | YES | 0.5μA | 1.75mm | 8.65mm | Non-RoHS Compliant | Contains Lead | |||||||||||||||||||||||||||||||||||||||||||||||||||
| Mfr Part No TL074INE4 | Texas Instruments | Datasheet | - | - | Min: 1 Mult: 1 | PDIP | NO | 14 | 4 | Rail/Tube | e4 | yes | 14 | EAR99 | Nickel/Palladium/Gold (Ni/Pd/Au) | 85°C | -40°C | DUAL | THROUGH-HOLE | 4 | 15V | 14 | 18V | +-15V | INDUSTRIAL | 1.4mA | 10mA | 13 V/μs | VOLTAGE-FEEDBACK | OPERATIONAL AMPLIFIER | 70 dB | 200pA | 6mV | 3MHz | -15V | 3000 kHz | 106.02dB | 0.02μA | NO | YES | 18V | YES | NO | 3.5V | 0.0002μA | NO | 9V | 3MHz | 10mV | NO | 0.002μA | 4.57mm | 19.3mm | 6.35mm | No | RoHS Compliant | Lead Free | |||||||||||||||||||||||||||||||||||||||||||||||||||
 | Mfr Part No TL082ACPE4 | Texas Instruments | Datasheet | - | - | Min: 1 Mult: 1 | PDIP | NO | 8 | 2 | Rail/Tube | e4 | yes | 8 | EAR99 | Nickel/Palladium/Gold (Ni/Pd/Au) | 70°C | 0°C | DUAL | THROUGH-HOLE | 2 | 15V | 8 | 18V | +-15V | COMMERCIAL | 1.4mA | 5.6mA | 13 V/μs | VOLTAGE-FEEDBACK | OPERATIONAL AMPLIFIER | 75 dB | 200pA | 6mV | 3MHz | -15V | 3000 kHz | 106.02dB | 0.007μA | NO | YES | 18V | YES | 3.5V | 3MHz | 6mV | No | RoHS Compliant | Lead Free | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
 | Mfr Part No LM348NE4 | Texas Instruments | Datasheet | - | - | Min: 1 Mult: 1 | Through Hole | PDIP | 14 | 4 | Rail/Tube | e4 | yes | 14 | EAR99 | Nickel/Palladium/Gold (Ni/Pd/Au) | 70°C | 0°C | DUAL | 4 | 15V | 14 | 18V | +-15V | COMMERCIAL | 2.4mA | 2.4mA | 25mA | 0.5 V/μs | VOLTAGE-FEEDBACK | OPERATIONAL AMPLIFIER | 70 dB | 200nA | 25mA | 6mV | 1MHz | -15V | 1000 kHz | 104.08dB | NO | YES | 18V | 4V | 0.2μA | 5.08mm | 19.305mm | No | RoHS Compliant | Lead Free | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
 | Mfr Part No TL072ACD | Texas Instruments | Datasheet | 3184 | - | Min: 1 Mult: 1 | 6 Weeks | ACTIVE (Last Updated: 1 day ago) | Surface Mount | 8-SOIC (0.154, 3.90mm Width) | YES | 8 | 0°C~70°C | Tube | e4 | yes | Active | 1 (Unlimited) | 8 | EAR99 | Nickel/Palladium/Gold (Ni/Pd/Au) | DUAL | GULL WING | 260 | 2 | 15V | TL072 | 8 | 18V | +-15V | 2 | 1.4mA | 5mA | 5mA | 13V/μs | VOLTAGE-FEEDBACK | J-FET | 75 dB | 65pA | ±5V~15V | 3mV | 3MHz | -15V | 3000 kHz | 106.02dB | 0.007μA | NO | YES | YES | NO | NO | 9V | 3MHz | 6mV | NO | 1.75mm | 4.9mm | 3.91mm | 1.58mm | No | No SVHC | ROHS3 Compliant | Lead Free | ||||||||||||||||||||||||||||||||||||||||||||||
 | Mfr Part No LT1125CJ | Linear Technology/Analog Devices | Datasheet | - | - | Min: 1 Mult: 1 | Through Hole | 14-CDIP (0.300, 7.62mm) | NO | 0°C~70°C | Tube | e0 | Obsolete | 1 (Unlimited) | 14 | EAR99 | Tin/Lead (Sn/Pb) | DUAL | NOT SPECIFIED | 4 | 15V | NOT SPECIFIED | LT1125 | 14 | Not Qualified | +-15V | 4 | 2.3mA | 4.5V/μs | VOLTAGE-FEEDBACK | General Purpose | 122 dB | 7nA | ±4V~18V | 12.5MHz | -15V | 12500 kHz | YES | YES | 22V | 30μV | 0.03μA | -22V | 800000 | 5.08mm | Non-RoHS Compliant | Contains Lead | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
 | Mfr Part No LF347NE4 | Texas Instruments | Datasheet | - | - | Min: 1 Mult: 1 | ACTIVE (Last Updated: 3 days ago) | Through Hole | PDIP | 14 | 4 | Rail/Tube | e4 | yes | 14 | EAR99 | Nickel/Palladium/Gold (Ni/Pd/Au) | 70°C | 0°C | DUAL | 4 | 15V | 14 | 18V | +-15V | COMMERCIAL | 8mA | 11mA | 680mW | 13 V/μs | VOLTAGE-FEEDBACK | OPERATIONAL AMPLIFIER | 70 dB | 200pA | 10mV | 3MHz | -15V | 3000 kHz | 100dB | 0.0002μA | NO | YES | 18V | YES | NO | 3.5V | 0.0002μA | NO | 5.08mm | 19.3mm | 6.35mm | 3.9mm | No | RoHS Compliant | Lead Free | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Mfr Part No OPA2131PJ | Texas Instruments | Datasheet | - | - | Min: 1 Mult: 1 | PDIP | NO | 8 | -40°C | Bulk | no | 8 | EAR99 | DUAL | THROUGH-HOLE | NOT SPECIFIED | 2 | 15V | not_compliant | NOT SPECIFIED | 8 | Not Qualified | +-15V | INDUSTRIAL | 2 | 4mA | 10 V/μs | VOLTAGE-FEEDBACK | OPERATIONAL AMPLIFIER | 80 dB | 4MHz | -15V | 4000 kHz | 0.00005μA | NO | YES | YES | 0.00005μA | 1500μV | 0.00005μA | 50000 | Non-RoHS Compliant | Contains Lead | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Mfr Part No NJM2114M | New Japan Radio (NJR) | Datasheet | - | - | Min: 1 Mult: 1 | Surface Mount | 8 | e6 | yes | 8 | EAR99 | Tin/Bismuth (Sn/Bi) | 75°C | -20°C | DUAL | GULL WING | 260 | 2 | 15V | 8 | 22V | +-15V | COMMERCIAL EXTENDED | 2 | 16mA | 600mW | 15 V/μs | VOLTAGE-FEEDBACK | OPERATIONAL AMPLIFIER | 70 dB | 1.8μA | 3mV | 13MHz | -15V | 13000 kHz | 110dB | NO | YES | 22V | 3V | 5mm | No | RoHS Compliant | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
 | Mfr Part No OP297FS-REEL7 | Analog Devices Inc. | Datasheet | - | - | Min: 1 Mult: 1 | Surface Mount | 8-SOIC (0.154, 3.90mm Width) | YES | 8 | -40°C~85°C | Tape & Reel (TR) | e0 | no | Obsolete | 1 (Unlimited) | 8 | EAR99 | TAPE AND REEL | DUAL | GULL WING | 240 | 2 | 15V | 20 | OP297 | 8 | +-15V | 2 | 1.25mA | 625μA | 1.5mA | 0.15V/μs | VOLTAGE-FEEDBACK | General Purpose | 135 dB | 35pA | 4V~40V ±2V~20V | 50μV | 500kHz | -15V | 500 kHz | 130.1dB | 0.00075μA | 125dB | YES | YES | YES | 0.00015μA | 3pF | 20nV/sqrt Hz | 1.75mm | 4.9mm | No | Non-RoHS Compliant | Contains Lead | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| Mfr Part No TL082MFKB | Texas Instruments | Datasheet | - | - | Min: 1 Mult: 1 | ACTIVE (Last Updated: 1 week ago) | LCC | YES | 20 | 2 | Military grade | Rail/Tube | 20 | EAR99 | 125°C | -55°C | QUAD | 2 | 15V | 20 | +-15V | MILITARY | 680mW | 13 V/μs | VOLTAGE-FEEDBACK | OPERATIONAL AMPLIFIER | 80 dB | 200pA | 6mV | 3MHz | -15V | 3000 kHz | 106.02dB | NO | YES | 18V | YES | NO | 3.5V | NO | MIL-STD-883 | 6mV | NO | 0.0001μA | 2.03mm | 8.89mm | 8.89mm | 1.83mm | No | RoHS Compliant | Contains Lead | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Mfr Part No LM747J/883 | Texas Instruments | Datasheet | - | - | Min: 1 Mult: 1 | ACTIVE (Last Updated: 1 day ago) | Lead, Tin | Through Hole | CDIP | 14 | 800mW | Military grade | Rail/Tube | e0 | 1 (Unlimited) | 14 | EAR99 | Tin/Lead (Sn/Pb) | 125°C | -55°C | DUAL | 2 | 15V | 14 | +-15V | MILITARY | 2 | 22V | 10V | 800mW | 25mA | 0.5 V/μs | VOLTAGE-FEEDBACK | OPERATIONAL AMPLIFIER | 70 dB | 500nA | 5mV | -15V | 1500 kHz | 106.02dB | 1.5μA | NO | YES | 22V | NO | NO | 0.5μA | NO | MIL-STD-883 | NO | 5.08mm | 19.56mm | 6.67mm | 4.57mm | No | RoHS Compliant | Contains Lead | |||||||||||||||||||||||||||||||||||||||||||||||||||
| Mfr Part No TL081CJG | Texas Instruments | Datasheet | - | - | Min: 1 Mult: 1 | CDIP | NO | 70°C | 8 | EAR99 | 8542.33.00.01 | DUAL | THROUGH-HOLE | NOT SPECIFIED | 1 | 15V | 2.54mm | not_compliant | NOT SPECIFIED | 8 | R-GDIP-T8 | Not Qualified | +-15V | COMMERCIAL | 2.8mA | 13 V/us | VOLTAGE-FEEDBACK | OPERATIONAL AMPLIFIER | 86 dB | -15V | 3000 kHz | 0.01μA | NO | YES | YES | 20000μV | 5.08mm | 9.6mm | 7.62mm | Non-RoHS Compliant | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
 | Mfr Part No LF412CPE4 | Texas Instruments | Datasheet | - | - | Min: 1 Mult: 1 | ACTIVE (Last Updated: 5 days ago) | Through Hole | PDIP | 8 | 2 | Rail/Tube | e4 | yes | 8 | EAR99 | Nickel/Palladium/Gold (Ni/Pd/Au) | 70°C | 0°C | DUAL | 2 | 15V | 8 | 18V | +-15V | COMMERCIAL | 4.5mA | 6.8mA | 500mW | 13 V/μs | VOLTAGE-FEEDBACK | OPERATIONAL AMPLIFIER | 70 dB | 200pA | 3mV | 3MHz | -15V | 3000 kHz | 106.02dB | NO | YES | 18V | YES | NO | 3.5V | NO | 9V | 0.0001μA | 5.08mm | 9.81mm | 6.35mm | 3.9mm | No | RoHS Compliant | Lead Free |
-
LM348DRE4
Texas Instruments
Package:Linear - Amplifiers - Instrumentation, OP Amps, Buffer Amps
Price: please inquire
-
LM348J
Texas Instruments
Package:Linear - Amplifiers - Instrumentation, OP Amps, Buffer Amps
Price: please inquire
-
TL062ACPE4
Texas Instruments
Package:Linear - Amplifiers - Instrumentation, OP Amps, Buffer Amps
Price: please inquire
-
TL064CD
STMicroelectronics
Package:Linear - Amplifiers - Instrumentation, OP Amps, Buffer Amps
Price: please inquire
-
LF442MH/883
Texas Instruments
Package:Linear - Amplifiers - Instrumentation, OP Amps, Buffer Amps
Price: please inquire
-
LF353PE4
Texas Instruments
Package:Linear - Amplifiers - Instrumentation, OP Amps, Buffer Amps
Price: please inquire
-
MC33074ADR2
ON Semiconductor
Package:Linear - Amplifiers - Instrumentation, OP Amps, Buffer Amps
Price: please inquire
-
TL074INE4
Texas Instruments
Package:Linear - Amplifiers - Instrumentation, OP Amps, Buffer Amps
Price: please inquire
-
TL082ACPE4
Texas Instruments
Package:Linear - Amplifiers - Instrumentation, OP Amps, Buffer Amps
Price: please inquire
-
LM348NE4
Texas Instruments
Package:Linear - Amplifiers - Instrumentation, OP Amps, Buffer Amps
Price: please inquire
-
TL072ACD
Texas Instruments
Package:Linear - Amplifiers - Instrumentation, OP Amps, Buffer Amps
Price: please inquire
-
LT1125CJ
Linear Technology/Analog Devices
Package:Linear - Amplifiers - Instrumentation, OP Amps, Buffer Amps
Price: please inquire
-
LF347NE4
Texas Instruments
Package:Linear - Amplifiers - Instrumentation, OP Amps, Buffer Amps
Price: please inquire
-
OPA2131PJ
Texas Instruments
Package:Linear - Amplifiers - Instrumentation, OP Amps, Buffer Amps
Price: please inquire
-
NJM2114M
New Japan Radio (NJR)
Package:Linear - Amplifiers - Instrumentation, OP Amps, Buffer Amps
Price: please inquire
-
OP297FS-REEL7
Analog Devices Inc.
Package:Linear - Amplifiers - Instrumentation, OP Amps, Buffer Amps
Price: please inquire
-
TL082MFKB
Texas Instruments
Package:Linear - Amplifiers - Instrumentation, OP Amps, Buffer Amps
Price: please inquire
-
LM747J/883
Texas Instruments
Package:Linear - Amplifiers - Instrumentation, OP Amps, Buffer Amps
Price: please inquire
-
TL081CJG
Texas Instruments
Package:Linear - Amplifiers - Instrumentation, OP Amps, Buffer Amps
Price: please inquire
-
LF412CPE4
Texas Instruments
Package:Linear - Amplifiers - Instrumentation, OP Amps, Buffer Amps
Price: please inquire