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參數資料
| 型號： | X9251-2.7 |
| 廠商： | Intersil Corporation |
| 英文描述： | Single Supply/Low Power/256-Tap/SPI Bus |
| 中文描述： | 單電源/低Power/256-Tap/SPI巴士 |
| 文件頁數： | 14/25頁 |
| 文件大?。?/td> | 549K |
| 代理商： | X9251-2.7 |
X9251
Characteristics subject to change without notice.
14 of 25
REV 1.3.3 2/10/04
www.xicor.com
Global Transfer Wiper Counter Register (WCR) to Data Register (DR)
Transfer Wiper Counter Register (WCR) to Data Register (DR)
Transfer Data Register (DR) to Wiper Counter Register (WCR)
Increment/Decrement Wiper Counter Register (WCR)
Read Status Register (SR)
Notes:
(1) “A1 ~ A0”: stands for the device addresses sent by the master.
(2) WPx refers to wiper position data in the Counter Register
(2) “I”: stands for the increment operation, SI held HIGH during active SCK phase (high).
(3) “D”: stands for the decrement operation, SI held LOW during active SCK phase (high).
CS
Falling
Edge
Device Type
Identifier
0
1
Device
Addresses
0 A1 A0 1
Instruction
Opcode
0
DR
Addresses
0 RB RA 0
CS
Rising
Edge
HIGH-VOLTAGE
WRITE CYCLE
0
1
0
0
0
CS
Falling
Edge
Device Type
Identifier
0
1
Device
Addresses
0 A1 A0 1
Instruction
Opcode
1
DR and WCR
Addresses
0 RB RA
CS
Rising
Edge
HIGH-VOLTAGE
WRITE CYCLE
0
1
0
1
0
0
CS
Falling
Edge
Device Type
Identifier
0
1
Device
Addresses
0 0 A1 A0 1 1 0 1 RB RA
Instruction
Opcode
DR and WCR
Addresses
CS
Rising
Edge
0
1
0
0
CS
Falling
Edge
Device Type
Identifier
0
1
Device
Addresses
0
0 A1 A0 0
Instruction
Opcode
0
WCR
Addresses
X X
Increment/Decrement
(Sent by Master on SI)
I/D
.
.
CS
Rising
Edge
0
1
1
0
0
0
I/D
.
.
I/D I/D
CS
Falling
Edge
Device Type
Identifier
0
1
Device
Addresses
0 A1 A0 0
Instruction
Opcode
1
WCR
Addresses
0
0
Data Byte
(Sent by X9251 on SO)
0
0
0
0
CS
Rising
Edge
0
1
0
0
1
0
1
0
0
0
WIP
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相關代理商/技術參數 |
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| X9251TB24 | 制造商:XICOR 制造商全稱:Xicor Inc. 功能描述:Quad Digitally-Controlled (XDCP) Potentiometer |
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| X9251TP24I | 功能描述:IC XDCP QUAD 256TAP 100K 24-DIP RoHS:否 類別:集成電路 (IC) >> 數據采集 - 數字電位器 系列:XDCP™ 標準包裝:2,500 系列:XDCP™ 接片:256 電阻（歐姆）:100k 電路數:1 溫度系數:標準值 ±300 ppm/°C 存儲器類型:非易失 接口:I²C（設備位址） 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） 供應商設備封裝:14-TSSOP 包裝:帶卷 (TR) |
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