Overview
The AD744KRZ-REEL7 is a high-performance, fast-settling operational amplifier produced by Analog Devices Inc. This device is part of the AD744 series, known for its excellent dynamic response and precision characteristics. The AD744KRZ-REEL7 is a J-FET input, monolithic operational amplifier that combines the excellent DC characteristics of the AD711 BiFET family with enhanced settling, slew rate, and bandwidth. It is particularly suited for applications requiring high-speed and high-precision amplification.
Key Specifications
| Parameter | Value |
|---|---|
| Amplifier Type | J-FET |
| Number of Circuits | 1 |
| Slew Rate | 75 V/µs |
| -3db Bandwidth | 13 MHz |
| Input Bias Current | 30 pA |
| Input Offset Voltage | 250 µV |
| Supply Current | 3.5 mA |
| Output Current per Channel | 25 mA |
| Supply Voltage, Single/Dual (±) | ±4.5 V ~ 18 V |
| Operating Temperature | 0°C ~ 70°C |
| Package Type | 8-SOIC (0.154", 3.90mm Width) |
| Mounting Type | Surface Mount |
Key Features
- Fast settling time: 500 ns to 0.01% for a 10 V step and 1.5 µs to 0.0025% for a 10 V step.
- High slew rate of 75 V/µs.
- Low total harmonic distortion (THD) of 0.0003%.
- High gain bandwidth product: 13 MHz (internally compensated) and >200 MHz (externally compensated with G = 1000).
- Excellent DC precision: low input offset voltage (max 0.5 mV), low input bias current, and high open-loop gain.
- Capable of driving large capacitive loads: up to 1000 pF with a 10 V/µs slew rate.
Applications
- Output buffers for 12-bit, 14-bit, and 16-bit DACs and ADCs.
- Cable drivers and wideband preamplifiers.
- Active filters in data acquisition systems.
- Demanding audio applications due to its low THD and high gain bandwidth product.
Q & A
- What is the slew rate of the AD744KRZ-REEL7?
The slew rate of the AD744KRZ-REEL7 is 75 V/µs.
- What is the settling time for a 10 V step?
The settling time for a 10 V step is 500 ns to 0.01% and 1.5 µs to 0.0025%).
- What is the input offset voltage of the AD744KRZ-REEL7?
The input offset voltage is 250 µV).
- What is the gain bandwidth product of the AD744KRZ-REEL7?
The gain bandwidth product is 13 MHz (internally compensated) and can be extended to >200 MHz with external compensation).
- What are the typical applications of the AD744KRZ-REEL7?
Typical applications include output buffers for DACs and ADCs, cable drivers, wideband preamplifiers, active filters, and demanding audio applications).
- What is the operating temperature range of the AD744KRZ-REEL7?
The operating temperature range is 0°C to 70°C).
- What is the supply voltage range for the AD744KRZ-REEL7?
The supply voltage range is ±4.5 V to ±18 V).
- What is the package type of the AD744KRZ-REEL7?
The package type is 8-SOIC (0.154", 3.90mm Width)).
- Can the AD744KRZ-REEL7 drive large capacitive loads?
Yes, it can drive up to 1000 pF with a 10 V/µs slew rate).
- What is the total harmonic distortion (THD) of the AD744KRZ-REEL7?
The total harmonic distortion (THD) is 0.0003%).
