MCP47DA1 6-Bit Windowed Volatile DAC with Command Code Package Types Features: MCP47DA1 6-Bit DAC: - 65 Taps: 64 Resistors with Taps to Full Scale V A V 1 6 DD REF W and Zero Scale (Wiper Code 00h to 40h) B V 2 5 V SS OUT - 7-bit Serial Data (00h to 7Fh, 00h - 20h = SCL 3 4 SDA Zero Scale and 60h-7Fh = Full Scale) SOT-23-6, SC70-6 V Pull-down Resistance: 30 k (typical) REF V Voltage Range: OUT Device Block Diagram - 1/3 * V to 2/3 * V REF REF 2 I C Protocol: V REF 10 K - Supports SMBus 2.0 Write Byte/Word V DD A Protocol Formats Power-up and - Supports SMBus 2.0 Read Byte/Word Brown-out Protocol Formats V Control SS - Slave Addresses: 5Ch and 7Ch Brown-out Reset Protection (1.5V, typical) Power-on Default Wiper Setting (Mid-scale) 2-Wire SDA Interface Low-Power Operation: 100 A Static Current (typ.) and SCL Wide Operating Voltage Range: V Control OUT - 2.7V to 5.5V Device Characteristics Logic Specified - 1.8V to 2.7V Device Operation Low Tempco: 15 ppm (typical) B 10 K 100 kHz (typical) Bandwidth (-3 dB) Operation Extended Temperature Range (-40C to +125C) Small Packages, SOT-23-6, SC70-6 Lead Free (Pb-free) Package Description: The MCP47DA1 devices are volatile, 6-Bit digital Applications: potentiometers with a buffered output. The wiper 2 PC Servers (I C Protocol with Command Code) 2 setting is controlled through an I C serial interface. The 2 Set Point or Offset Trimming MCP47DA1. I C slave addresses of 010 1110 and Cost-sensitive Mechanical Trim Pot Replacement 011 1110 are supported. The MCP47DA1 has a windowed output (1/3 to 2/3 of V ). REF Device Features Device Package(s) 2 MCP47DA1 I C 65 64 30.0 00h - 7Fh 40h 5Ch, 7Ch 1.8V to 5.5V 1/3 V to SOT-23-6, REF 2/3 V SC70-6 REF Note 1: Analog characteristics only tested from 2.7V to 5.5V. 2012-2013 Microchip Technology Inc. DS25118D-page 1 Interface of Taps of Resistors V REF Resistance Data Value Range POR/BOR Value 2 I C Slave Address V DD Operating ( ) Range 1 Wiper Register (R = 10K ) AB V OUT Range MCP47DA1 NOTES: DS25118D-page 2 2012-2013 Microchip Technology Inc.