TM7707 24-bit A/D Conversion Chip – Precision for Low-Frequency Measurement
TM7707 is a high-precision 24-bit A/D conversion chip designed for low-frequency measurements. It directly converts small sensor signals into digital values. With two fully differential input channels, it utilizes SPI 3-wire serial communication and features configurable analog front-end gain, signal polarity, and update rates. The TM7707 includes self-calibration and system calibration functions, eliminating device and system gain and offset errors. Offering high resolution, excellent noise immunity, and low voltage power consumption, it is ideal for instrumentation, industrial control, and other precision applications.
TM7707 Product Features
| Feature | TM7707 |
|---|---|
| Input Channels | Dual fully differential ADC |
| Resolution | 24-bit Σ-Δ ADC |
| Integral Nonlinearity | <0.003% |
| Programmable Gain | 1 to 128 |
| Communication | 3-wire SPI |
| Supply Voltage | 3V or 5V ±5% |
| Power Consumption (3V) | Max. 1mW |
| Shutdown Mode Current | Max. 8μA |
| Package | 16-pin SOP |
TM7707 Applications
- Instrumentation: Precision measurement of analog signals.
- Industrial Control: Accurate data conversion for process monitoring and control.
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