Overview
The AD7327TRU-EP-RL7, produced by Analog Devices Inc., is a high-performance, 8-channel, 13-bit successive approximation analog-to-digital converter (ADC). This component is designed for applications requiring high accuracy and flexibility in analog input signal processing. The AD7327-EP is housed in a 20-lead Thin Shrink Small Outline Package (TSSOP) and operates over a wide temperature range from −55°C to +125°C.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 13 bits |
| Input Ranges | ±10 V, ±5 V, ±2.5 V, 0 V to +10 V |
| Input Configuration | Single-ended, true differential, pseudo differential |
| Throughput Rate | Up to 500 kSPS |
| Conversion Time | 1.6 µs (16 SCLK cycles with SCLK = 10 MHz) |
| Track-and-Hold Acquisition Time | 305 ns (full-scale step input) |
| Power Consumption (Normal Mode) | 18 mW at 500 kSPS |
| VDD/VSS Supply | ±12 V to ±16.5 V |
| VCC/VDRIVE Supply | 2.7 V to 5.25 V |
| Package Type | 20-lead TSSOP |
| Operating Temperature | −55°C to +125°C |
Key Features
- Software-selectable input ranges: ±10 V, ±5 V, ±2.5 V, and 0 V to +10 V.
- Flexible input configuration: single-ended, true differential, or pseudo differential.
- High-speed serial interface compatible with SPI, QSPI, DSP, and MICROWIRE.
- Low power consumption: 18 mW at a maximum throughput rate of 500 kSPS.
- Channel sequencer for efficient data acquisition.
- Internal 2.5 V reference with option for external reference operation.
- Operating temperature range from −55°C to +125°C.
Applications
- Industrial automation and control systems.
- Medical devices requiring high accuracy and reliability.
- Aerospace and defense applications due to its extended temperature range.
- High-performance data acquisition systems.
- Test and measurement equipment.
Q & A
- What is the resolution of the AD7327-EP ADC?
The AD7327-EP has a resolution of 13 bits.
- What are the available input ranges for the AD7327-EP?
The AD7327-EP can accept true bipolar analog input signals in the ranges of ±10 V, ±5 V, ±2.5 V, and 0 V to +10 V.
- How can the analog input channels be configured on the AD7327-EP?
The analog input channels can be configured as single-ended, true differential, or pseudo differential inputs.
- What is the maximum throughput rate of the AD7327-EP?
The AD7327-EP has a maximum throughput rate of up to 500 kSPS.
- What is the power consumption of the AD7327-EP at its maximum throughput rate?
The power consumption is approximately 18 mW at a maximum throughput rate of 500 kSPS.
- What is the operating temperature range of the AD7327-EP?
The AD7327-EP operates over a temperature range from −55°C to +125°C.
- What type of package does the AD7327-EP come in?
The AD7327-EP is housed in a 20-lead Thin Shrink Small Outline Package (TSSOP).
- Is the AD7327-EP compatible with external reference operation?
Yes, the AD7327-EP allows for external reference operation if a 3 V reference is applied to the REFIN/OUT pin.
- What is the conversion time of the AD7327-EP?
The conversion time is 1.6 µs (16 SCLK cycles with SCLK = 10 MHz).
- Does the AD7327-EP have a channel sequencer?
Yes, the AD7327-EP includes a channel sequencer for efficient data acquisition.
