MCP4017 Datasheet, PDF (1/66 Pages) Microchip Technology – 7-Bit Single I2C™ Digital POT with Volatile Memory in SC70

MCP4017/18/19
7-Bit Single I²C™ Digital POT with Volatile Memory in
SC70
Features
• Potentiometer or Rheostat configuration options
• 7-bit: Resistor Network Resolution
- 127 Resistors (128 Steps)
• Zero Scale to Full Scale Wiper operation
• R_AB Resistances: 5 kΩ, 10 kΩ, 50 kΩ, or 100 kΩ
• Low Wiper Resistance: 100Ω (typical)
• Low Tempco:
- Absolute (Rheostat): 50 ppm typical
(0°C to 70°C)
- Ratiometric (Potentiometer): 10 ppm typical
• Simple I²C Protocol with read & write commands
• Brown-out reset protection (1.5V typical)
• Power-on Default Wiper Setting (Mid-scale)
• Low-Power Operation:
- 2.5 µA Static Current (typical)
• Wide Operating Voltage Range:
- 2.7V to 5.5V - Device Characteristics
Specified
- 1.8V to 5.5V - Device Operation
Package Types
Potentiometer
MCP4018
SC70-6
V_{DD 1}
A
V_{SS 2}
B
SCL ₃
6A
5W
W
4 ^SDA
Rheostat
MCP4017
SC70-6
V_{DD 1}
V_{SS 2} ^A
SCL ₃
W6W
B5 ^B
4 ^SDA
MCP4019
SC70-5
V_{DD 1}
W
V_{SS 2}
B
SCL ₃
5W
A
4 ^SDA
• Wide Bandwidth (-3 dB) Operation:
- 2 MHz (typical) for 5.0 kΩ device
• Extended temperature range (-40°C to +125°C)
• Very small package (SC70)
• Lead free (Pb-free) package
Device Features
Resistance (typical)
Device
Wiper
Configuration
Options (kΩ)
MCP4017
MCP4018
MCP4019
I²C 128 Rheostat
RAM
I²C 128 Potentiometer RAM
I²C 128 Rheostat
RAM
5.0, 10.0, 50.0, 100.0
5.0, 10.0, 50.0, 100.0
5.0, 10.0, 50.0, 100.0
Note 1: Analog characteristics only tested from 2.7V to 5.5V
Wiper
(Ω)
75
75
75
VDD
Operating
Range ⁽¹⁾
1.8V to 5.5V
1.8V to 5.5V
1.8V to 5.5V
Package
SC70-6
SC70-6
SC70-5
© 2009 Microchip Technology Inc.
DS22147A-page 1