MCP4651,MCP4652,MCP465X

Part No.:
MCP4651,MCP4652,MCP465X
Download:
Download
Description:
7/8-Bit Single/Dual I2C Digital POT with Volatile Memory
File Size:
3426 K
Page:
102 Pages
Logo:
Maker:
MICROCHIP [ MICROCHIP TECHNOLOGY ]
PCB Prototype

July 16, 2018:

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PCB Datasheet:1PCB Datasheet:1
MCP453X/455X/463X/465X
7/8-Bit Single/Dual I
2
C Digital POT with
Volatile Memory
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)
• R
AB
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
• I
2
C 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 I
2
C 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)
MCP45X1
Single Potentiometer
HVC / A0
SCL
SDA
V
SS
1
2
3
4
8
7
6
5
V
DD
P0B
P0W
P0A
MCP45X2
Single Rheostat
HVC / A0
SCL
SDA
V
SS
1
2
3
4
8
7
6
5
V
DD
A1
P0B
P0W
MSOP
HVC / A0 1
SCL 2
SDA 3
V
SS
4
EP
9
8 V
DD
7 P0B
6 P0W
5 P0A
HVC / A0 1
SCL 2
SDA 3
V
SS
4
MSOP
8 V
DD
EP
9
7 A1
6 P0B
5 P0W
DFN 3x3 (MF) *
DFN 3x3 (MF) *
MCP46X1
Dual Potentiometers
HVC/A0
V
DD
A1
A2
TSSOP
QFN-16 4x4 (ML) *
MCP46X2
Dual Rheostat
HVC/A0
SCL
SDA
V
SS
P1B
1
2
3
4
5
10 V
DD
HVC / A0 1
9 A1
SCL 2
8 P0B
SDA 3
7 P0W
V
SS
4
6 P1W
P1B 5
10 V
DD
EP
11
9 A1
8 P0B
7 P0W
6 P1W
MSOP
DFN 3x3 (MF) *
* Includes Exposed Thermal Pad (EP); see
Table 3-1.
2008-2013 Microchip Technology Inc.
P1B
P1W
P1A
P0A
DS22096B-page 1
HVC/A0
SCL
SDA
V
SS
P1B
P1W
P1A
1
2
3
4
5
6
7
14
13
12
11
10
9
8
V
DD
A1
A2
NC
P0B
P0W
P0A
16 15 14 13
SCL
SDA
V
SS
V
SS
1
2
3
4
EP
17
5 6 7 8
12
NC
11
NC
10
P0B
9
P0W