Overview
The ADS8588HIPM, produced by Texas Instruments, is a highly integrated 16-bit, 500-kSPS, 8-channel simultaneous-sampling analog-to-digital converter (ADC) designed for robust data acquisition applications. This device is based on a successive approximation (SAR) ADC architecture and features a complete analog front-end for each channel, including a programmable gain amplifier (PGA), an input clamp, a low-pass filter, and an ADC input driver. The ADS8588HIPM supports true bipolar inputs of ±10 V and ±5 V using a single 5-V supply, making it versatile for various industrial and medical applications.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 16 bits |
| Number of Channels | 8 channels |
| Sampling Rate | 500 kSPS per channel |
| Input Range | ±10 V and ±5 V (pin-programmable) |
| Input Impedance | 1 MΩ |
| Analog Supply Voltage | 5 V (2.3 V to 5 V I/O supply) |
| ESD Protection | 9-kV overvoltage input clamp |
| DNL (Typical) | ±0.3 LSB |
| INL (Typical) | ±0.5 LSB |
| SNR (Typical) | 92.7 dB |
| THD (Typical) | −110 dB |
| Offset Drift | 3 ppm/°C |
| Gain Drift | 6 ppm/°C |
| Temperature Range | −40°C to +125°C |
| Package | LQFP-64 |
Key Features
- Integrated analog front-end for each channel, including PGA, input clamp, low-pass filter, and ADC input driver.
- Low-drift, on-chip reference (2.5 V) with a buffer.
- Flexible digital interface supporting serial, parallel, and parallel byte communication.
- On-chip digital filter for oversampling.
- High input impedance allows direct connection with sensors and transformers.
- Single 5-V supply with 2.3-V to 5-V I/O supply range.
Applications
The ADS8588HIPM is suitable for a variety of applications, including industrial automation, medical devices, test and measurement equipment, and any system requiring high-precision, simultaneous sampling of multiple analog channels. Its robust design and high input impedance make it ideal for direct connection with sensors and transformers, eliminating the need for external driver circuits.
Q & A
- What is the resolution of the ADS8588HIPM ADC?
The ADS8588HIPM has a resolution of 16 bits. - How many channels does the ADS8588HIPM support?
The device supports 8 channels. - What is the maximum sampling rate of the ADS8588HIPM?
The maximum sampling rate is 500 kSPS per channel. - What are the input voltage ranges for the ADS8588HIPM?
The input voltage ranges are ±10 V and ±5 V, which are pin-programmable. - What is the input impedance of the ADS8588HIPM?
The input impedance is 1 MΩ. - What is the analog supply voltage range for the ADS8588HIPM?
The analog supply voltage range is 5 V, with an I/O supply range of 2.3 V to 5 V. - Does the ADS8588HIPM have ESD protection?
Yes, it has a 9-kV overvoltage input clamp for ESD protection. - What is the typical SNR of the ADS8588HIPM?
The typical signal-to-noise ratio (SNR) is 92.7 dB. - What is the temperature range of the ADS8588HIPM?
The operating temperature range is −40°C to +125°C. - What package type does the ADS8588HIPM come in?
The device comes in an LQFP-64 package.
