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MCP4661 Datasheet(PDF) 1 Page - Microchip Technology |
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MCP4661 Datasheet(HTML) 1 Page - Microchip Technology |
1 / 102 page 2008-2013 Microchip Technology Inc. DS22096B-page 1 MCP453X/455X/463X/465X Features: • Single or Dual Resistor Network Options • Potentiometer or Rheostat Configuration Options • Resistor Network Resolution - 7-bit: 128 Resistors (129 Steps) - 8-bit: 256 Resistors (257 Steps) •RAB Resistances Options of: -5 k -10 k -50 k -100 k • Zero-Scale to Full-Scale Wiper Operation • Low Wiper Resistance: 75 (typical) •Low Tempco: - Absolute (Rheostat): 50 ppm typical (0°C to 70°C) - Ratiometric (Potentiometer): 15 ppm typical •I2C Serial Interface - 100 kHz, 400 kHz and 3.4 MHz Support • Serial Protocol Allows: - High-Speed Read/Write to Wiper - Increment/Decrement of Wiper • Resistor Network Terminal Disconnect Feature via the Terminal Control (TCON) Register • Brown-Out Reset Protection (1.5V typical) • Serial Interface Inactive Current (2.5 uA typical) • High-Voltage Tolerant Digital Inputs: up to 12.5V • Wide Operating Voltage: - 2.7V to 5.5V - Device Characteristics Specified - 1.8V to 5.5V - Device Operation • Wide Bandwidth (-3dB) Operation: - 2 MHz (typical) for 5.0 k Device • Extended Temperature Range (-40°C to +125°C) Description: The MCP45XX and MCP46XX devices offer a wide range of product offerings using an I2C interface. This family of devices support 7-bit and 8-bit resistor networks, volatile memory configurations, and Potentiometer and Rheostat pinouts. Package Types (top view) 1 2 3 4 5 6 7 8 P0W P0B P0A VSS VDD MCP45X1 Single Potentiometer MSOP HVC / A0 SDA SCL 1 2 3 4 5 6 7 8 P0B A1 P0W VDD MSOP 1 2 3 4 11 12 13 14 A2 A1 NC VDD MCP46X1 Dual Potentiometers TSSOP 5 6 7 8 9 10 P0W P0B P0A P1A P1W P1B VSS HVC / A0 SDA SCL VSS HVC/A0 SDA SCL QFN-16 4x4 (ML) * MCP46X2 Dual Rheostat MSOP MCP45X2 Single Rheostat DFN 3x3 (MF) * DFN 3x3 (MF) * SDA SCL VSS A1 P0B 1 2 3 4 8 7 6 5 P0W VDD HVC / A0 * Includes Exposed Thermal Pad (EP); see Table 3-1. EP 9 DFN 3x3 (MF) * SDA SCL VSS P0B P0W 1 2 3 4 8 7 6 5 P0A VDD HVC / A0 EP 9 2 VSS VSS SCL NC NC P0B P0W SDA EP 16 1 15 14 13 3 4 12 11 10 9 56 7 8 17 SDA SCL VSS A1 P0B 1 2 3 4 10 9 8 7 P0W VDD HVC / A0 EP 11 P1B 5 6 P1W 1 2 3 4 7 8 9 10 A1 VDD 5 6 P0B P0W P1W P1B VSS HVC/A0 SDA SCL 7/8-Bit Single/Dual I2C Digital POT with Volatile Memory |
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