FEATURES
16-bit resolution 14-bit resolution 2- or 4-quadrant multiplying DAC ±1 LSB DNL ±1 LSB INL Operating supply voltage: 2.7 V to 5.5 V Low noise: 12 nV/√Hz Low power: IDD = 10 μA 0.5 μs settling time Built-in RFB facilitates current-to-voltage conversion Built-in 4-quadrant resistors allow 0 V to –10 V, 0 V to +10 V, or ±10 V outputs 2 mA full-scale current ±20%, with VREF = 10 V Automotive operating temperature: –40°C to +125°C Compact TSSOP-28 package APPLICATIONS
Automatic test equipment Instrumentation Digitally controlled calibration Digital waveform generation FUNCTIONAL BLOCK DIAGRAM R1 RCOM REF ROFS R1 R2 ROFS RFB RFB VDD WR LDAC DB0 TO DB15 AD5546/ AD5556 CONTROL LOGIC DAC 16/14 DAC REGISTER IOUT GND POR 03810-001 MSB RS Figure 1. AD5546/AD5556 Simplified Block Diagram GENERAL DESCRIPTION
Builtin four-quadrant resistors facilitate the resistance matching and temperature tracking that minimize the number of components needed for multiquadrant applications. The AD5546/AD5556 are packaged in compact TSSOP-28 packages with operating temperatures from –40°C to +125°C.
Analog Devices
