NATIONAL SEMICONDUCTOR ADC78H89 User's Manual
Summary
The ADC78H89 is a high-performance, low-power 12-bit Analog-to-Digital Converter featuring seven independent channels and a conversion rate of up to 500 KSPS. This component is engineered with flexible operation via independent analog/digital supplies and compatibility with key protocols like SPI and QSPI. The manual provides comprehensive technical specifications, including pin configurations, electrical characteristics, absolute ratings, and power management details. Ideal for system designers developing demanding applications in medical instruments, mobile communications, automotive navigation, and industrial control systems requiring high precision and efficiency.
Manual Details
| Brand | National |
|---|---|
| Pages | 16 |
| File Size | 828.56 KB |
| Published | June 02, 2026 |
Enter the captcha to get the download link:
Frequently Asked Questions
What is the ADC78H89's primary conversion rate and resolution?
It provides a 500 KSPS conversion throughput with a 12-bit resolution.
Are there special precautions when powering or grounding the device?
Yes, any potential difference across the ground (GND) pins can cause large currents to flow through the device, so they must be at the same potential.
What serial communication standards does this converter support?
The ADC78H89 is compatible with several standards, including SPI™, QSPI™, and MICROWIRE.
What are the guaranteed operating temperature limits for this module?
It guarantees operation over the industrial temperature range of -40°C to +85°C.