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參數資料
| 型號： | 419UZ |
| 廠商： | Intersil Corporation |
| 元件分類： | 數字電位計 |
| 英文描述： | Single Digitally Controlled Potentiometer(XDCP) Low Noise, Low Power, SPI Bus, 128 Taps, Wiper Only |
| 中文描述： | 單數控電位（數字電位器）低噪聲，低功耗，SPI總線，128抽頭，雨刷只 |
| 文件頁數： | 4/13頁 |
| 文件大小： | 359K |
| 代理商： | 419UZ |
12
FN6311.0
June 28, 2006
Examples:
A. Writing to the IVR:
This sequence will write a new value (77h) to the IVR(non-volatile):
Set the ACR (Addr 02h) for NV write (40h)
Send the ID byte, Instruction Byte, then the Data byte
0
1
0
1
0
1
0
1001
0
000
(Sent to SDI)
Set the IVR (Addr 00h) to 77h
Send the ID byte, Instruction Byte, then the Data byte
0
1
0
1
0
1
0
0001
1
0
111
(Sent to SDI)
B. Reading from the WR:
This sequence will read the value from the WR (volatile):
Write to ACR first to access the WR
Send the ID byte, Instruction Byte, then the Data byte
0
1
0
1
0
1
0
1
0
1
0
(Sent to SDI)
Read the data from WR (Addr 00h)
Send the ID byte, Instruction Byte, then Read the Data byte
0
1
0
1
0
1
0
1
0
x
(Out on SDO)
VCC
R1
R2
0.1F
ISL22419
CS
SDO
RW
0.1F
SHDN
Rpu
VOUT
FIGURE 14. TYPICAL APPLICATION DIAGRAM FOR IMPLEMENTING ADJUSTABLE VOLTAGE REFERANCE
SDI
SCK
ISL22419
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相關代理商/技術參數 |
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|---|---|
| 419WZ | 制造商:INTERSIL 制造商全稱:Intersil Corporation 功能描述:Single Digitally Controlled Potentiometer(XDCP) Low Noise, Low Power, SPI Bus, 128 Taps, Wiper Only |
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