參數(shù)資料
型號: MCP4461-104E/ML
廠商: Microchip Technology
文件頁數(shù): 13/100頁
文件大小: 0K
描述: IC DGTL POT 257TAPS 100K 20QFN
標準包裝: 91
接片: 257
電阻(歐姆): 100k
電路數(shù): 4
溫度系數(shù): 標準值 150 ppm/°C
存儲器類型: 非易失
接口: I²C(設(shè)備位址)
電源電壓: 2.7 V ~ 5.5 V
工作溫度: -40°C ~ 125°C
安裝類型: 表面貼裝
封裝/外殼: 20-VFQFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 20-QFN 裸露焊盤(4x4)
包裝: 管件
MCP444X/446X
DS22265A-page 2
2010 Microchip Technology Inc.
Device Block Diagram
Device Features
Device
#
o
fPO
T
s
Wiper
Configuration
Control
Me
mo
ry
Ty
p
e
W
ipe
rL
ock
T
e
c
hnolo
g
y
POR
W
ipe
r
Settin
g
Resistance (typical)
#
o
fT
a
p
s
VDD
Operating
Range(2)
RAB Options (kΩ)
Wiper
- RW
(
Ω)
MCP4431(3)
4 Potentiometer (1) I2C RAM
No Mid-Scale 5.0, 10.0, 50.0, 100.0
75
129 1.8V to 5.5V
MCP4432 (3) 4
Rheostat
I2C RAM
No Mid-Scale 5.0, 10.0, 50.0, 100.0
75
129 1.8V to 5.5V
MCP4441
4 Potentiometer (1) I2C
EE
Yes NV Wiper 5.0, 10.0, 50.0, 100.0
75
129 2.7V to 5.5V
MCP4442
4
Rheostat
I2C
EE
Yes NV Wiper 5.0, 10.0, 50.0, 100.0
75
129 2.7V to 5.5V
MCP4451(3)
4 Potentiometer(1) I2C RAM
No Mid-Scale 5.0, 10.0, 50.0, 100.0
75
257 1.8V to 5.5V
MCP4452(3)
4
Rheostat
I2C RAM
No Mid-Scale 5.0, 10.0, 50.0, 100.0
75
257 1.8V to 5.5V
MCP4461
4 Potentiometer(1) I2C
EE
Yes NV Wiper 5.0, 10.0, 50.0, 100.0
75
257 2.7V to 5.5V
MCP4462
4
Rheostat
I2C
EE
Yes NV Wiper 5.0, 10.0, 50.0, 100.0
75
257 2.7V to 5.5V
Note 1:
Floating either terminal (A or B) allows the device to be used as a Rheostat (variable resistor).
2:
Analog characteristics only tested from 2.7V to 5.5V unless otherwise noted.
3:
Please check Microchip web site for device release and availability.
Power-up/
Brown-out
Control
VDD
VSS
I2C Serial
Interface
Module &
Control
Logic
(WiperLock
Technology)
Resistor
Network 0
(Pot 0)
Wiper 0
& TCON0
Register
Resistor
Network 1
(Pot 1)
Wiper 1
& TCON0
Register
HVC/A0
SCL
SDA
A1
WP
RESET
Memory (16x9)
Wiper0 (V & NV)
Wiper1 (V & NV)
TCON0
STATUS
Data EEPROM
(5 x 9-bits)
P0A
P0W
P0B
P1A
P1W
P1B
Resistor
Network 2
(Pot 2)
Wiper 2
& TCON1
Register
P2A
P2W
P2B
Resistor
Network 3
(Pot 3)
Wiper 3
& TCON1
Register
P3A
P3W
P3B
Wiper2 (V & NV)
Wiper3 (V & NV)
TCON1
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