參數(shù)資料
型號: DS1882
廠商: Maxim Integrated Products, Inc.
元件分類: 數(shù)字電位計(jì)
英文描述: Dual Log Audio Digital Potentiometer
中文描述: 雙路、對數(shù)音量調(diào)節(jié)電位器
文件頁數(shù): 6/15頁
文件大?。?/td> 251K
代理商: DS1882
D
Dual Log Audio Digital Potentiometer
6
_____________________________________________________________________
DECODER
POTENTIOMETER 0
VALUE
CONFIGURATION
REGISTER
POTENTIOMETER
SETTING
REGISTERS
GND
ZERO-CROSSING
DETECTOR
H0
W0
L0
UPDATE
UPDATE
H1
W1
L1
I
2
C
INTERFACE
SDA
SCL
A2
A1
A0
CE
V
CC
V
CC
V
DD
GND
V
DD
ZERO-CROSSING
DETECTOR
POTENTIOMETER 1
VALUE
V-
V-
DS1882
Block Diagram
Pin Description
PIN
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
NAME
GND
A2
A1
V-
A0
W0
L0
H0
L1
H1
W1
CE
SDA
SCL
V
CC
V
DD
FUNCTION
Ground
I
2
C Address Inputs. Inputs A0, A1, and A2 determine the I
2
C slave address of the device.
Negative Analog Voltage Supply
I
2
C Address Input. Inputs A0, A1, and A2 determine the I
2
C slave address of the device.
Wiper Terminal for Potentiometer 0
Low Terminal for Potentiometer 0
High Terminal for Potentiometer 0
Low Terminal for Potentiometer 1
High Terminal for Potentiometer 1
Wiper Terminal for Potentiometer 1
Chip Enable. Enables SDA and SCL pins for I
2
C communication.
I
2
C Serial-Data Open-Drain I/O
I
2
C Serial-Clock Input
Analog Voltage Supply
Digital Voltage Supply
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