參數(shù)資料
型號(hào): AD5242
廠商: Analog Devices, Inc.
元件分類: 通用總線功能
英文描述: 256-Tap, Nonvolatile, I2C-Interface, Digital Potentiometers
中文描述: 四2輸入與門
文件頁(yè)數(shù): 5/16頁(yè)
文件大?。?/td> 394K
代理商: AD5242
REV. B
–5–
AD5241/AD5242
AD5242 PIN FUNCTION DESCRIPTIONS
Pin
Mnemonic
Description
1
2
3
4
5
O
1
A
1
W
1
B
1
V
DD
Logic Output Terminal O
1
Resistor Terminal A
1
Wiper Terminal W
1
Resistor Terminal B
1
Positive power supply, specified for opera-
tion from 2.2 V to 5.5 V.
Active low, asynchronous connection of
Wiper W to Terminal B, and open circuit
of Terminal A. RDAC register contents
unchanged.
SHDN
should tie to V
DD
if
not used.
Serial Clock Input
Serial Data Input/Output
Programmable address bit for multiple
package decoding. Bits AD0 and AD1
provide four possible addresses.
Programmable address bit for multiple
package decoding. Bits AD0 and AD1
provide four possible addresses.
Common Ground
Negative power supply, specified for
operation from 0 V to –2.7 V.
Logic Output Terminal O
2
Resistor Terminal B
2
Wiper Terminal W
2
Resistor Terminal A
2
6
SHDN
7
8
9
SCL
SDA
AD0
10
AD1
11
12
DGND
V
SS
13
14
15
16
O
2
B
2
W
2
A
2
AD5241 PIN CONFIGURATION
(TOP VIEW
14
1
NC = NO CONNECT
W
1
B
1
V
DD
SHDN
SCL
SDA
O
1
NC
O
2
V
SS
DGND
AD1
AD0
A
1
AD5241
2
3
4
5
6
7
13
12
11
10
9
8
AD5242 PIN CONFIGURATION
(TOP VIEW
1
O
1
A
1
W
1
B
1
V
DD
SHDN
SCL
SDA
A
2
W
2
B
2
O
2
V
SS
DGND
AD1
AD0
AD5242
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
AD5241 PIN FUNCTION DESCRIPTIONS
Pin
Mnemonic
Description
1
2
3
4
A
1
W
1
B
1
V
DD
Resistor Terminal A
1
Wiper Terminal W
1
Resistor Terminal B
1
Positive power supply, specified for opera-
tion from 2.2 V to 5.5 V.
Active low, asynchronous connection of
Wiper W to Terminal B, and open circuit
of Terminal A. RDAC register contents
unchanged.
SHDN
should tie to V
DD
if
not used.
Serial Clock Input
Serial Data Input/Output
Programmable address bit for multiple
package decoding. Bits AD0 and AD1
provide four possible addresses.
Programmable address bit for multiple
package decoding. Bits AD0 and AD1
provide four possible addresses.
Common Ground
Negative power supply, specified for
operation from 0 V to –2.7 V.
Logic Output Terminal O
2
No Connect
Logic Output Terminal O
1
5
SHDN
6
7
8
SCL
SDA
AD0
9
AD1
10
11
DGND
V
SS
12
13
14
O
2
NC
O
1
相關(guān)PDF資料
PDF描述
AD5242BR10 Audio digital potentiometers
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AD5242BR100-REEL7 Audio digital potentiometers
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AD5242BR100 功能描述:IC DGTL POT 256POS 16-SOIC RoHS:否 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 數(shù)字電位器 系列:- 標(biāo)準(zhǔn)包裝:3,000 系列:DPP 接片:32 電阻(歐姆):10k 電路數(shù):1 溫度系數(shù):標(biāo)準(zhǔn)值 300 ppm/°C 存儲(chǔ)器類型:非易失 接口:3 線串行(芯片選擇,遞增,增/減) 電源電壓:2.5 V ~ 6 V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:8-WFDFN 裸露焊盤 供應(yīng)商設(shè)備封裝:8-TDFN(2x3) 包裝:帶卷 (TR)
AD5242BR100-REEL7 功能描述:IC DGTL POT 256POS 16-SOIC T/R RoHS:否 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 數(shù)字電位器 系列:- 標(biāo)準(zhǔn)包裝:2,500 系列:XDCP™ 接片:256 電阻(歐姆):100k 電路數(shù):1 溫度系數(shù):標(biāo)準(zhǔn)值 ±300 ppm/°C 存儲(chǔ)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:0°C ~ 70°C 安裝類型:表面貼裝 封裝/外殼:14-TSSOP(0.173",4.40mm 寬) 供應(yīng)商設(shè)備封裝:14-TSSOP 包裝:帶卷 (TR)
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