Overview
The AD7923-EP, specifically the AD7923SRU-EP-RL7, is a high-performance, 12-bit, successive approximation (SAR) analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is designed for high-speed, low-power applications and is particularly suited for aerospace and defense industries due to its compliance with AQEC standards and its military temperature range of −55°C to +125°C.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 12 bits |
| Number of Channels | 4 single-ended analog inputs |
| Throughput Rate | Up to 200 kSPS |
| Power Supply Range | 2.7 V to 5.25 V |
| Power Consumption | 1.2 mA max at 3 V, 1.5 mA max at 5 V |
| Input Frequency Range | Exceeds 8 MHz |
| SNR | 70 dB min at 50 kHz input frequency |
| Package Type | 16-Lead Thin Shrink Small Outline Package (TSSOP) |
| Reference Input Range | 2.5 V ± 1% |
| Operating Temperature Range | −55°C to +125°C |
Key Features
- High-speed serial interface compatible with SPI, QSPI, MICROWIRE, and DSP
- No pipeline delays
- Flexible power and serial clock speed management
- Shutdown mode with 0.5 μA max current
- Low noise, wide bandwidth track-and-hold amplifier
- Channel sequencer for preprogrammed selection of channels
- Controlled manufacturing baseline and one assembly/test site
- Qualification data available on request
Applications
- Aerospace and defense
- Milcom
- Avionics
- Unmanned systems
Q & A
- What is the resolution of the AD7923-EP ADC?
The AD7923-EP has a resolution of 12 bits. - How many analog input channels does the AD7923-EP have?
The AD7923-EP has four single-ended analog input channels. - What is the maximum throughput rate of the AD7923-EP?
The maximum throughput rate is up to 200 kSPS. - What is the power supply range for the AD7923-EP?
The power supply range is from 2.7 V to 5.25 V. - How much power does the AD7923-EP consume at maximum throughput rates?
At maximum throughput rates, it consumes 1.2 mA max with 3 V supplies and 1.5 mA max with 5 V supplies. - What is the input frequency range that the AD7923-EP can handle?
The input frequency range exceeds 8 MHz. - What is the SNR of the AD7923-EP at 50 kHz input frequency?
The SNR is 70 dB min at 50 kHz input frequency. - What type of package does the AD7923-EP come in?
The AD7923-EP comes in a 16-Lead Thin Shrink Small Outline Package (TSSOP). - What is the operating temperature range of the AD7923-EP?
The operating temperature range is −55°C to +125°C. - Is the AD7923-EP suitable for aerospace and defense applications?
Yes, the AD7923-EP is specifically designed for aerospace and defense applications and complies with AQEC standards.
