The **AD8617ACPZ-R7** is a high-performance, dual-channel, rail-to-rail input and output operational amplifier (Op-Amp) manufactured by Analog Devices. It is part of the DigiTrim® family, known for its precision and low power consumption. --- ### ## Technical Specifications Below are the primary electrical characteristics of the AD8617: | Parameter | Specification | | :--- | :--- | | **Channels** | Dual (2 Amplifiers) | | **Supply Voltage Range** | 2.7 V to 5.0 V | | **Supply Current (per amp)** | 38 µA typical | | **Gain Bandwidth Product** | 400 kHz | | **Input Bias Current** | 1 pA typical | | **Offset Voltage** | 500 µV maximum | | **Output Type** | Rail-to-Rail Input/Output (RRIO) | | **Package / Case** | 8-Lead LFCSP (Lead Frame Chip Scale Package) | --- ### ## Key Features 1. **Low Power Consumption:** With a typical current draw of only 38 µA per amplifier, it is ideal for battery-operated portable devices. 2. **Rail-to-Rail Operation:** Both the input and output can swing to the full range of the supply voltage, maximizing the dynamic range of the signal. 3. **Low Input Bias Current:** Utilizing CMOS technology, the device has extremely low leakage at the inputs, making it suitable for high-impedance sensor interfaces. 4. **Precision Performance:** The DigiTrim® technology eliminates the need for system-level calibration by providing low offset voltage at the factory level. --- ### ## Pin Configuration (8-LFCSP) While the physical pins are located on the bottom of the leadless package, the functional mapping is as follows: | Pin Number | Mnemonic | Description | | :--- | :--- | :--- | | 1 | OUT A | Output of Channel A | | 2 | -IN A | Inverting Input of Channel A | | 3 | +IN A | Non-inverting Input of Channel A | | 4 | V- | Negative Supply (or Ground) | | 5 | +IN B | Non-inverting Input of Channel B | | 6 | -IN B | Inverting Input of Channel B | | 7 | OUT B | Output of Channel B | | 8 | V+ | Positive Supply Voltage | --- ### ## Common Applications * **Portable Instrumentation:** Handheld multimeters or diagnostic tools. * **Battery Management:** Voltage monitoring and current sensing in low-power systems. * **Sensor Interfaces:** Photodiode amplification and thermocouple signal conditioning. * **Active Filters:** Low-frequency filtering in audio or biomedical equipment. --- ### ## Part Number Breakdown * **AD8617:** Base model number. * **ACPZ:** **A** (Temperature Grade -40°C to +125°C); **CP** (LFCSP Package); **Z** (RoHS Compliant/Lead-Free). * **R7:** Packaging format (7-inch Reel, 3000 units).