PDF LTC2645 Download

Description

The LTC2645 is a family of quad12-, 10-, and8-bit PWM to-voltage output DACs with an integrated high accuracy, low drift, 10ppm/°C reference ina16-lead MSOP package. It has rail-to-rail output buffers and is guaranteed monotonic.

1.  No Latency PWM-to-Voltage Conversion

2.  Voltage Output Updates and Settles within 8µs

3.  100kHz to 30Hz PWMInput Frequency

Block Diagram

Application

1. No Latency PWM-to-Voltage Conversion

2. Voltage Output Updates and Settles within 8μs

3. 100kHz to 30Hz PWM Input Frequency

4. ±2.5LSB Max INL; ±1LSB Max DNL (LTC2645-12)

5. Guaranteed Monotonic

6. Pin-Selectable Internal or External Reference

7. 2.7V to 5.5V Supply Range

8. 1.71V to 5.5V Input Voltage Range