Overview
The AD7656YSTZ-1-RL is a high-performance, 16-bit, 6-channel successive approximation register (SAR) analog-to-digital converter (ADC) produced by Analog Devices Inc. This component is part of the AD7656-1 series, known for its reduced decoupling requirements and compatibility with previous models. The AD7656YSTZ-1-RL is designed using the iCMOS process, which combines high voltage silicon with submicron CMOS and complementary bipolar technologies, enabling high performance and low power consumption in a compact package.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Number of Bits | 16 | |
| Sampling Rate | 250 kSPS | |
| Number of Inputs | 6 | |
| Input Type | True Bipolar, Single Ended | |
| Data Interface | SPI, Parallel, DSP | |
| Architecture | SAR | |
| Reference Type | External, Internal | |
| Voltage - Supply, Analog | 5 V | |
| Voltage - Supply, Digital | 5 V | |
| Operating Temperature | -40°C to +125°C | |
| Package / Case | 64-LQFP (10x10) | |
| Mounting Type | Surface Mount |
Key Features
- Pin and software compatible with AD7656/AD7657/AD7658, featuring reduced decoupling requirements.
- Six independent 16-bit SAR ADCs with true bipolar analog inputs.
- Pin-/software-selectable input ranges: ±10 V, ±5 V.
- High speed parallel, serial, and daisy-chain interface modes compatible with SPI/QSPI/MICROWIRE/DSP.
- On-chip 2.5 V reference and reference buffers.
- Low power consumption: 140 mW at 250 kSPS with 5 V supplies.
- High noise performance: 88 dB SNR at 10 kHz input frequency.
- Standby mode: 315 µW maximum.
Applications
- Power line monitoring and measuring systems.
- Instrumentation and control systems.
- Multiaxis positioning systems.
Q & A
- What is the sampling rate of the AD7656YSTZ-1-RL? The sampling rate is up to 250 kSPS.
- How many analog inputs does the AD7656YSTZ-1-RL have? It has six independent analog inputs.
- What are the input ranges for the AD7656YSTZ-1-RL? The input ranges are pin-/software-selectable: ±10 V, ±5 V.
- What is the power consumption of the AD7656YSTZ-1-RL at 250 kSPS? The power consumption is 140 mW with 5 V supplies.
- Does the AD7656YSTZ-1-RL have an on-chip reference? Yes, it has an on-chip 2.5 V reference and reference buffers.
- What are the operating temperature ranges for the AD7656YSTZ-1-RL? The operating temperature ranges are -40°C to +125°C.
- What types of interfaces does the AD7656YSTZ-1-RL support? It supports high speed parallel, serial, and daisy-chain interface modes.
- Is the AD7656YSTZ-1-RL RoHS compliant? Yes, the AD7656YSTZ-1-RL is RoHS compliant.
- What is the package type of the AD7656YSTZ-1-RL? The package type is 64-LQFP (10x10).
- What is the standby power consumption of the AD7656YSTZ-1-RL? The standby power consumption is 315 µW maximum.
