MCP40D17/18/19 2 7-Bit Single I C (with Command Code) Digital POT with Volatile Memory in SC70 Package Types Features Potentiometer Rheostat Potentiometer or Rheostat configuration options 7-bit: Resistor Network Resolution MCP40D18 MCP40D17 SC70-6 - 127 Resistors (128 Steps) SC70-6 W V DD 1 6 A V A Zero Scale to Full Scale Wiper operation DD 1 6 W A V B 2 5 SS R Resistances: 5 k, 10 k, 50 k, or 100 k V W SS 2 5 B AB W B SCL SDA 3 4 Low Wiper Resistance: 100 (typical) SCL SDA 3 4 Low Tempco: MCP40D19 - Absolute (Rheostat): 50 ppm typical SC70-5 (0C to 70C) V W 1 5 DD W - Ratiometric (Potentiometer): 15 ppm typical V SS 2 2 C Protocol B I A SCL SDA 3 4 - Supports SMBus 2.0 Write Byte/Word Protocol Formats - Supports SMBus 2.0 Read Byte/Word Applications Protocol Formats 2 PC Servers (I C Protocol with Command Code) 2 Standard I C Device Addresses: Amplifier Gain Control and Offset Adjustment - All devices offered with address 0101110 Sensor Calibration (Pressure, Temperature, - MCP40D18 also offered with address Position, Optical and Chemical) 0111110 Set point or offset trimming Brown-out reset protection (1.5V typical) Cost-sensitive mechanical trim pot replacement Power-on Default Wiper Setting (Mid-scale) RF Amplifier Biasing Low-Power Operation: LCD Brightnes and Contract Adjustment - 2.5 A Static Current (typical) Wide Operating Voltage Range: - 2.7V to 5.5V - Device Characteristics Specified - 1.8V to 5.5V - Device Operation Wide Bandwidth (-3 dB) Operation: - 2 MHz (typical) for 5.0 k device Extended temperature range (-40C to +125C) Very small package (SC70) Lead free (Pb-free) package Device Features Resistance (typical) V DD Wiper Wiper Operating (1) Device Configuration Options (k) () Range Package 2 MCP40D17 I C 128 Rheostat RAM 5.0, 10.0, 50.0, 100.0 75 1.8V to 5.5V SC70-6 2 MCP40D18 I C 128 Potentiometer RAM 5.0, 10.0, 50.0, 100.0 75 1.8V to 5.5V SC70-6 2 MCP40D19 I C 128 Rheostat RAM 5.0, 10.0, 50.0, 100.0 75 1.8V to 5.5V SC70-5 Note 1: Analog characteristics only tested from 2.7V to 5.5V 2009 Microchip Technology Inc. DS22152B-page 1 Control Interface of Steps Memory TypeMCP40D17/18/19 Device Block Diagram (2) V Power-up/ A DD Brown-out V SS Control W 2 I C Serial Interface SCL Resistor Module, (1, 2) B SDA Network 0 Control (Pot 0) Logic, & Note 1: Some configurations will have this Memory signal internally connected to Note 1 ground. 2: In some configurations, this signal may not be connected externally (internally floating or grounded). (1) Comparison of Similar Microchip Devices Resistance (typical) V DD Wiper Operating Device Configuration Options (k) Range Package (2) 2 MCP40D17 I C 128 Rheostat RAM 5.0, 10.0, 50.0, 100.0 1.8V to 5.5V No No SC70-6 (2,4) 2 MCP4017 I C 128 Rheostat RAM 5.0, 10.0, 50.0, 100.0 1.8V to 5.5V No No SC70-6 (2) MCP4012 U/D 64 Rheostat RAM 2.1, 5.0, 10.0, 50.0 1.8V to 5.5V Yes No SOT-23-6 (2) MCP4022 U/D 64 Rheostat EE 2.1, 5.0, 10.0, 50.0 2.7V to 5.5V Yes Yes SOT-23-6 (3) MCP4132 SPI 129 Rheostat RAM 5.0, 10.0, 50.0, 100.0 1.8V to 5.5V Yes No PDIP-8, (3) SOIC-8, MCP4142 SPI 129 Rheostat EE 5.0, 10.0, 50.0, 100.0 2.7V to 5.5V Yes Yes MSOP-8, (3) MCP4152 SPI 257 Rheostat RAM 5.0, 10.0, 50.0, 100.0 1.8V to 5.5V Yes No DFN-8 (3) MCP4162 SPI 257 Rheostat EE 5.0, 10.0, 50.0, 100.0 2.7V to 5.5V Yes Yes (3) 2 MCP4532 I C 129 Rheostat RAM 5.0, 10.0, 50.0, 100.0 1.8V to 5.5V Yes No MSOP-8, (3) 2 DFN-8 MCP4542 I C 129 Rheostat EE 5.0, 10.0, 50.0, 100.0 2.7V to 5.5V Yes Yes (3) 2 MCP4552 I C 257 Rheostat RAM 5.0, 10.0, 50.0, 100.0 1.8V to 5.5V Yes No (3) 2 MCP4562 I C 257 Rheostat EE 5.0, 10.0, 50.0, 100.0 2.7V to 5.5V Yes Yes (2) 2 MCP40D18 I C 128 Potentiometer RAM 5.0, 10.0, 50.0, 100.0 1.8V to 5.5V No No SC70-6 (2,4) 2 MCP4018 I C 128 Potentiometer RAM 5.0, 10.0, 50.0, 100.0 1.8V to 5.5V No No SC70-6 (2) MCP4013 U/D 64 Potentiometer RAM 2.1, 5.0, 10.0, 50.0 1.8V to 5.5V Yes No SOT-23-6 (2) MCP4023 U/D 64 Potentiometer EE 2.1, 5.0, 10.0, 50.0 2.7V to 5.5V Yes Yes SOT-23-6 (2) 2 MCP40D19 I C 128 Rheostat RAM 5.0, 10.0, 50.0, 100.0 1.8V to 5.5V No No SC70-5 (2,4) 2 MCP4019 I C 128 Rheostat RAM 5.0, 10.0, 50.0, 100.0 1.8V to 5.5V No No SC70-5 (2) MCP4014 U/D 64 Rheostat RAM 2.1, 5.0, 10.0, 50.0 1.8V to 5.5V Yes No SOT-23-5 (2) MCP4024 U/D 64 Rheostat EE 2.1, 5.0, 10.0, 50.0 2.7V to 5.5V Yes Yes SOT-23-5 Note 1: This table is broken into three groups by a thick line (and color coding). The unshaded devices in this table are the devices described in this data sheet, while the shaded devices offer a comparable resistor network configuration. 2: Analog characteristics only tested from 2.7V to 5.5V. 3: Analog characteristics only tested from 3.0V to 5.5V. 2 4: These devices have a simplified I C command format, which allows higher data throughput. DS22152B-page 2 2009 Microchip Technology Inc. Control Interface of Steps Memory Type HV Interface WiperLock Technology