AD844SQ
  • Share:

Analog Devices Inc. AD844SQ

Manufacturer No:
AD844SQ
Manufacturer:
Analog Devices Inc.
Package:
Bulk
Description:
IC OPAMP CFA 1 CIRCUIT 8CERDIP
Delivery:
Payment:
iso14001
iso45001
iso9001
iso13485

Product Introduction

Overview

The AD844SQ, produced by Analog Devices Inc., is a high-speed monolithic operational amplifier that utilizes a current feedback architecture. This amplifier is distinguished by its excellent combination of AC and DC performance, making it versatile and highly effective in various applications. The AD844SQ is fabricated using Analog Devices' junction isolated complementary bipolar (CB) process, which ensures high bandwidth and fast large signal response along with excellent DC performance.

Optimized for use in current-to-voltage applications and as an inverting mode amplifier, the AD844SQ is also suitable for noninverting applications. It offers superior AC performance, high linearity, and a clean pulse response, making it an excellent choice for demanding analog signal processing tasks.

Key Specifications

Parameter Value Conditions
Bandwidth Up to 60 MHz TA = 25°C, VS = ±15 V
Slew Rate 2000 V/μs Full 20 V output step
Settling Time 100 ns to 0.1% Essentially independent of gain
Offset Voltage 50 μV (laser trimmed) TA = 25°C
Offset Voltage Drift 1 μV/°C
Input Bias Current Drift 9 nA/°C
Power Supply Range ±4.5 V to ±18 V
Load Drive Capability 50 Ω loads to ±2.5 V
Short-Circuit Protection 80 mA
Package Options 8-lead CERDIP (Q)
Temperature Range -55°C to +125°C (military grade)

Key Features

  • High Bandwidth and Fast Response: The AD844SQ offers a bandwidth of up to 60 MHz and a slew rate of 2000 V/μs, making it suitable for high-speed applications.
  • Low Distortion and Noise: It combines low distortion, low noise, and low drift, ensuring high-quality signal processing.
  • Current Feedback Architecture: This architecture provides better AC performance, high linearity, and an exceptionally clean pulse response compared to traditional op-amps.
  • Wide Power Supply Range: The AD844SQ can be operated from ±4.5 V to ±18 V power supplies, offering flexibility in system design.
  • High Load Drive Capability: It can drive 50 Ω loads to ±2.5 V and handle large capacitive loads with an external network.
  • Short-Circuit Protection: The amplifier is short-circuit protected to 80 mA.
  • Precision DC Performance: The offset voltage and input bias currents are laser trimmed to minimize DC errors.

Applications

  • Video Applications: The AD844SQ is suitable for video applications with bandwidths up to 60 MHz due to its excellent differential gain and differential phase characteristics.
  • Flash Analog-to-Digital Converters (ADCs): It is outstanding as an input amplifier for flash ADCs due to its low distortion, low noise, and wide bandwidth.
  • Current-to-Voltage Applications: Optimized for use in current-to-voltage applications and as an inverting mode amplifier.
  • General Analog Signal Processing: Suitable for many noninverting applications and can replace traditional op-amps in various analog circuits.

Q & A

  1. What is the bandwidth of the AD844SQ?

    The AD844SQ has a bandwidth of up to 60 MHz.

  2. What is the slew rate of the AD844SQ?

    The slew rate of the AD844SQ is 2000 V/μs for a full 20 V output step.

  3. What is the settling time of the AD844SQ?

    The settling time is typically 100 ns to 0.1%, and it is essentially independent of gain.

  4. What is the offset voltage of the AD844SQ?

    The offset voltage is laser trimmed to the 50 μV level.

  5. What is the temperature range for the military grade AD844SQ?

    The military grade AD844SQ operates over a temperature range of -55°C to +125°C.

  6. Can the AD844SQ drive large capacitive loads?

    Yes, the AD844SQ can drive large capacitive loads using an external network.

  7. Is the AD844SQ short-circuit protected?

    Yes, the AD844SQ is short-circuit protected to 80 mA.

  8. What are the package options for the AD844SQ?

    The AD844SQ is available in an 8-lead CERDIP (Q) package.

  9. What are some common applications of the AD844SQ?

    Common applications include video applications, flash ADCs, current-to-voltage applications, and general analog signal processing.

  10. What is the power supply range for the AD844SQ?

    The AD844SQ can be operated from ±4.5 V to ±18 V power supplies.

Product Attributes

Amplifier Type:Current Feedback
Number of Circuits:1
Output Type:- 
Slew Rate:2000V/µs
Gain Bandwidth Product:- 
-3db Bandwidth:60 MHz
Current - Input Bias:200 pA
Voltage - Input Offset:50 µV
Current - Supply:6.5mA
Current - Output / Channel:80 mA
Voltage - Supply Span (Min):9 V
Voltage - Supply Span (Max):36 V
Operating Temperature:-55°C ~ 125°C
Mounting Type:Through Hole
Package / Case:8-CDIP (0.300", 7.62mm)
Supplier Device Package:8-CERDIP
0 Remaining View Similar

In Stock

-
19

Please send RFQ , we will respond immediately.

Same Series
AD844JRZ-16-REEL7
AD844JRZ-16-REEL7
IC OPAMP CFA 1 CIRCUIT 16SOIC
AD844BQ
AD844BQ
IC OPAMP CFA 1 CIRCUIT 8CERDIP
AD844ANZ
AD844ANZ
IC OPAMP CFA 1 CIRCUIT 8DIP
AD844JRZ-16
AD844JRZ-16
IC OPAMP CFA 1 CIRCUIT 16SOIC
AD844SQ
AD844SQ
IC OPAMP CFA 1 CIRCUIT 8CERDIP
AD844JR-16
AD844JR-16
IC OPAMP CFA 1 CIRCUIT 16SOIC
AD844AN
AD844AN
IC OPAMP CFA 1 CIRCUIT 8DIP
AD844JRZ-16-REEL
AD844JRZ-16-REEL
IC OPAMP CFA 1 CIRCUIT 16SOIC
AD844SQ/883B
AD844SQ/883B
IC OPAMP CF 60MHZ 80MA 8CERDIP

Similar Products

Part Number AD844SQ AD845SQ AD847SQ AD848SQ AD841SQ AD842SQ AD843SQ AD844AQ AD844BQ
Manufacturer Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc.
Product Status Active Active Active Obsolete Active Active Active Active Active
Amplifier Type Current Feedback J-FET General Purpose General Purpose General Purpose General Purpose General Purpose Current Feedback Current Feedback
Number of Circuits 1 1 1 1 1 1 1 1 1
Output Type - - - - - - - - -
Slew Rate 2000V/µs 100V/µs 300V/µs 300V/µs 300V/µs 375V/µs 250V/µs 2000V/µs 2000V/µs
Gain Bandwidth Product - 16 MHz 50 MHz 175 MHz 40 MHz 80 MHz 34 MHz - -
-3db Bandwidth 60 MHz - - - - - - 60 MHz 60 MHz
Current - Input Bias 200 pA 750 pA 3.3 µA 3.3 µA 3.5 µA 4.2 µA 50 pA 200 pA 150 pA
Voltage - Input Offset 50 µV 250 µV 500 µV 200 µV 500 µV 500 µV 1 mV 50 µV 50 µV
Current - Supply 6.5mA 10mA 5.3mA 5.1mA 11mA 13mA 12mA 6.5mA 6.5mA
Current - Output / Channel 80 mA 50 mA 32 mA 32 mA 50 mA 100 mA 50 mA 80 mA 80 mA
Voltage - Supply Span (Min) 9 V 9.5 V 9 V 9 V 10 V 10 V 9 V 9 V 9 V
Voltage - Supply Span (Max) 36 V 36 V 36 V 36 V 36 V 36 V 36 V 36 V 36 V
Operating Temperature -55°C ~ 125°C -55°C ~ 125°C -55°C ~ 125°C -55°C ~ 125°C -55°C ~ 125°C -55°C ~ 125°C -55°C ~ 125°C -40°C ~ 85°C -40°C ~ 85°C
Mounting Type Through Hole Through Hole Through Hole Through Hole Through Hole Through Hole Through Hole Through Hole Through Hole
Package / Case 8-CDIP (0.300", 7.62mm) 8-CDIP (0.300", 7.62mm) 8-CDIP (0.300", 7.62mm) 8-CDIP (0.300", 7.62mm) 14-CDIP (0.300", 7.62mm) 14-CDIP (0.300", 7.62mm) 8-CDIP (0.300", 7.62mm) 8-CDIP (0.300", 7.62mm) 8-CDIP (0.300", 7.62mm)
Supplier Device Package 8-CERDIP 8-CERDIP 8-CERDIP 8-CERDIP 14-CERDIP 14-CERDIP 8-CERDIP 8-CERDIP 8-CERDIP

Related Product By Categories

LF353D
LF353D
onsemi
IC OPAMP JFET 2 CIRCUIT 8SOIC
MC33272ADR2G
MC33272ADR2G
onsemi
IC OPAMP GP 2 CIRCUIT 8SOIC
TLV9041UIDBVR
TLV9041UIDBVR
Texas Instruments
IC OPAMP GP 1 CIRCUIT SOT23-5
AD621ARZ-R7
AD621ARZ-R7
Analog Devices Inc.
IC INST AMP 1 CIRCUIT 8SOIC
TL064CDT
TL064CDT
STMicroelectronics
IC OPAMP JFET 4 CIRCUIT 14SO
INA128PA
INA128PA
Texas Instruments
IC INST AMP 1 CIRCUIT 8DIP
AD8554ARZ
AD8554ARZ
Analog Devices Inc.
IC OPAMP ZERO-DRIFT 4CIRC 14SOIC
LM7301SN1T1G
LM7301SN1T1G
onsemi
IC OPAMP GP 1 CIRCUIT 5TSOP
ADA4627-1ARZ-RL
ADA4627-1ARZ-RL
Analog Devices Inc.
IC OPAMP JFET 1 CIRCUIT 8SOIC
AD8532ARM-REEL
AD8532ARM-REEL
Analog Devices Inc.
IC OPAMP GP R-R CMOS 3MHZ 8MSOP
AD8065ART-REEL7
AD8065ART-REEL7
Analog Devices Inc.
IC OPAMP VFB 1 CIRCUIT SOT23-5
THS4130IDGKG4
THS4130IDGKG4
Texas Instruments
IC OPAMP DIFF 1 CIRCUIT 8VSSOP

Related Product By Brand

LTC2172CUKG-12#PBF
LTC2172CUKG-12#PBF
Analog Devices Inc.
IC ADC 12BIT PIPELINED 52QFN
AD7792BRUZ
AD7792BRUZ
Analog Devices Inc.
IC ADC 16BIT SIGMA-DELTA 16TSSOP
LTC2171CUKG-12#PBF
LTC2171CUKG-12#PBF
Analog Devices Inc.
IC ADC 12BIT PIPELINED 52QFN
LTC1865LACS8#PBF
LTC1865LACS8#PBF
Analog Devices Inc.
IC ADC 16BIT SAR 8SOIC
LTC2376CDE-20#TRPBF
LTC2376CDE-20#TRPBF
Analog Devices Inc.
IC ADC 20BIT SAR 16DFN
AD9735BBCZ
AD9735BBCZ
Analog Devices Inc.
IC DAC 12BIT A-OUT 160CSPBGA
DAC8412FPC
DAC8412FPC
Analog Devices Inc.
IC DAC 12BIT V-OUT 28PLCC
ADM4853ARZ
ADM4853ARZ
Analog Devices Inc.
IC TRANSCEIVER HALF 1/1 8SOIC
LT6230CS6#TRPBF
LT6230CS6#TRPBF
Analog Devices Inc.
IC OPAMP GP 1 CIRCUIT TSOT23-6
OP90GSZ
OP90GSZ
Analog Devices Inc.
IC OPAMP GP 1 CIRCUIT 8SOIC
ADM1260ACPZ-RL7
ADM1260ACPZ-RL7
Analog Devices Inc.
IC SUPERVISOR 10 CHANNEL 40LFCSP
HMC464LP5ETR
HMC464LP5ETR
Analog Devices Inc.
IC RF AMP VSAT 2GHZ-20GHZ 32QFN