MCP47A1 6-Bit Volatile DAC with Command Code Package Types Features: MCP47A1 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 V Pull-down Resistance: 20 k (typical) REF SCL 3 4 SDA V Voltage Range OUT SC70-6 -V to V SS REF 2 I C Protocol Device Block Diagram - Supports SMBus 2.0 Write Byte/Word Protocol Formats V DD A V - Supports SMBus 2.0 Read Byte/Word REF Power-up and Protocol Formats Brown-out - Slave Addresses: 5Ch and 7Ch V Control SS Brown-out Reset Protection (1.5V typical) Power-on Default Wiper Setting (Mid-scale) Low-Power Operation: 90 A Static Current (typical) 2-Wire SDA Interface Wide Operating Voltage Range: and SCL - 1.8V to 5.5V V Control OUT Logic Low Tempco: 15 ppm (typical) 100 kHz (typical) Bandwidth (-3 dB) Operation Extended Temperature Range (-40C to +125C) B Small Packages, SC70-6 Lead Free (Pb-free) Package Description Applications The MCP47A1 devices are volatile, 6-Bit digital Set point or offset trimming potentiometers with a buffered output. The wiper Cost-sensitive mechanical trim pot replacement 2 setting is controlled through an I C serial interface. The 2 I C slave addresses of 010 1110 and 011 1110 are supported. 2012 Microchip Technology Inc. DS25154A-page 1 Wiper Register (R = 20K) ABMCP47A1 Device Features Device Package(s) 2 (1) MCP47A1 I C 65 64 20 00h - 40h 20h 5Ch, 7Ch 1.8V V to V SC70-6 SS REF to 5.5V (2) 2 (1) MCP47DA1 I C 65 64 30 00h - 7Fh 40h 5Ch, 7Ch 1.8V 1/3 V to SC70-6, REF to 5.5V 2/3 V SOT-23-6 REF 2 (3) MCP4706 I C 256 256 210 00h - FFh 7Fh Cxh 2.7V to V to V or SOT-23-6, SS DD (5) 5.5V V to V DFN-6 (2x2) SS REF 2 (3) MCP4716 I C 1024 1024 210 000h - 3FFh 1FFh Cxh 2.7V to V to V or SOT-23-6, SS DD (5) 5.5V V to V DFN-6 (2x2) SS REF 2 (3) MCP4726 I C 4096 4096 210 000h - FFFh 3FFh Cxh 2.7V to V to V or SOT-23-6, SS DD (5) 5.5V V to V DFN-6 (2x2) SS REF 2 (4) MCP4725 I C 4096 4096 N.A. 000h - FFFh 3FFh Cxh 2.7V to V to V SOT-23-6 SS DD 5.5V Note 1: Analog characteristics only tested from 2.7V to 5.5V. 2: Refer to MCP47DA1 Data Sheet (DS25118). 3: The A2:A0 bits are determined by device ordered. 4: The A2 and A1 bits are determined by device ordered and A0 is determined by the state of the A0 pin. 5: User programmable. DS25154A-page 2 2012 Microchip Technology Inc. Interface of Taps of Resistors V REF Resistance (k) Data Value Range POR/BOR Value 2 I C Slave Address V DD Operating Range V OUT Range