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參數(shù)資料
| 型號： | X9271UV-2.7 |
| 元件分類： | 數(shù)字電位計 |
| 英文描述： | 50K DIGITAL POTENTIOMETER, 3-WIRE SERIAL CONTROL INTERFACE, 256 POSITIONS, PDSO14 |
| 封裝： | PLASTIC, TSSOP-14 |
| 文件頁數(shù)： | 2/23頁 |
| 文件大?。?/td> | 151K |
| 代理商： | X9271UV-2.7 |
X9271
Characteristics subject to change without notice.
10 of 23
REV 1.2 4/13/04
www.xicor.com
Figure 5. Increment/Decrement Instruction Sequence
Figure 6. Increment/Decrement Timing Limits
Table 6. Instruction Set
Note:
1/0 = data is one or zero
Instruction
Instruction Set
Operation
I3
I2
I1
I0
RB
RA
P1
P0
Read Wiper Counter
Register
1001
0
1/0
Read the contents of the Wiper Counter
Register
Write Wiper Counter
Register
1010
0
1/0
Write new value to the Wiper Counter
Register
Read Data Register
1011
1/0
Read the contents of the Data Register
pointed to by P1-P0 and RB-RA
Write Data Register
1100
1/0
Write new value to the Data Register
pointed to by P1-P0 and RB-RA
XFR Data Register to
Wiper Counter Register
1101
1/0
0
Transfer the contents of the Data Register
pointed to by RB-RA (Bank 0 only) to the
Wiper Counter Register
XFR Wiper Counter
Register to Data Register
1110
1/0
0
Transfer the contents of the Wiper Counter
Register to the Register pointed to by RB-RA
(Bank 0 only)
Increment/Decrement
Wiper Counter Register
0010
0
Enable Increment/decrement of the Wiper
Counter Register
Read Status (WIP bit)
0101
0
1
Read the status of the internal write cycle, by
checking the WIP bit.
0
101
A1 A0
I3
I2
I1
I0
RA RB
P0
SCL
SI
CS
00
ID3 ID2 ID1 ID0
Device ID
Internal
Instruction
Opcode
Address
Register
Address
Pot/Bank
Address
00
P1
0
I
N
C
1
I
N
C
2
I
N
C
n
D
E
C
1
D
E
C
n
0
SCK
SI
VW
INC/DEC CMD ISSUED
tWRID
VOLTAGE OUT
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| X9271UVI | 制造商:XICOR 制造商全稱:Xicor Inc. 功能描述:Single Digitally-Controlled (XDCP) Potentiometer |
| X9271UVI-2.7 | 制造商:INTERSIL 制造商全稱:Intersil Corporation 功能描述:Single Supply/Low Power/256-Tap/SPI Bus |
| X9271UXXX | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:DIGITAL POTENTIOMETER|CMOS|BGA|PLASTIC |
| X9271UXXX-2.7 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:DIGITAL POTENTIOMETER|CMOS|BGA|PLASTIC |
| X9271UXXXI | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:DIGITAL POTENTIOMETER|CMOS|BGA|PLASTIC |
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