Microchip mcp4632 Manual


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Side 1/102
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)
•R
AB
Resistances Options of:
-5k
-10k
-50k
-100k
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)
1
2
3
4
5
6
7
8
P0W
P0B
P0A
V
SS
V
DD
MCP45X1
Single Potentiometer
MSOP
HVC / A0
SDA
SCL
1
2
3
4
5
6
7
8
P0B
A1
P0W
V
DD
MSOP
1
2
3
4
11
12
13
14
A2
A1
NC
V
DD
MCP46X1 Dual Potentiometers
TSSOP
5
6
7
8
9
10
P0W
P0B
P0A
P1A
P1W
P1B
V
SS
HVC / A0
SDA
SCL
V
SS
HVC/A0
SDA
SCL
QFN-16 4x4 (ML) *
MCP46X2 Dual Rheostat
MSOP
MCP45X2
Single Rheostat
DFN 3x3 (MF) *
DFN 3x3 (MF) *
SDA
SCL
V
SS
A1
P0B
1
2
3
4
8
7
6
5
P0W
V
DD
HVC / A0
* Includes Exposed Thermal Pad (EP); see Table 3-1.
EP
9
DFN 3x3 (MF) *
SDA
SCL
V
SS
P0B
P0W
1
2
3
4
8
7
6
5
P0A
V
DD
HVC / A0
EP
9
2
V
SS
V
SS
SCL NC
NC
P1B
P0B
P1W
P1A
P0A
P0W
HVC/A0
V
DD
A1
A2
SDA
EP
16
1
15 14 13
3
4
12
11
10
9
5678
17
SDA
SCL
V
SS
A1
P0B
1
2
3
4
10
9
8
7
P0W
V
DD
HVC / A0
EP
11
P1B
5
6
P1W
1
2
3
4
7
8
9
10
A1
V
DD
5
6
P0B
P0W
P1W
P1B
V
SS
HVC/A0
SDA
SCL
7/8-Bit Single/Dual I
2
C Digital POT with
Volatile Memory


Produkt Specifikationer

Mærke: Microchip
Kategori: Ikke kategoriseret
Model: mcp4632

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