參數(shù)資料
型號: DS1844
廠商: Maxim Integrated Products, Inc.
元件分類: 數(shù)字電位計
英文描述: Quad Digital Potentiometer(四路數(shù)字電位器)
文件頁數(shù): 10/12頁
文件大?。?/td> 95K
代理商: DS1844
DS1844
042498 10/12
WIPER REGISTER CONFIGURATION
Figure 2
MSB
LSB
BIT 7
BIT 6
BIT 5
BIT 4
BIT 1
BIT 0
BIT 3
BIT 2
POTENTIOMETER
SELECT BITS
WIPER VALUE BITS
BITS 7, 6
00 – POTENTIOMETER–0 SELECT
01 – POTENTIOMETER–1 SELECT
10 – POTENTIOMETER–2 SELECT
11 – POTENTIOMETER–3 SELECT
5–WIRE SERIAL TIMING DIAGRAM
Figure 3 (A), (B)
(A) WRITING DATA TO THE DS1844
RST
CLK
D
IN
t
CC
t
CH
t
DC
t
CDH
PS
t
RLT
R/W
t
SETUP
R/W IN LOW–STATE INITIATES WRITE.
t
HLT
EIGHT DATA BIT OR MULTIPLE
8–BIT DATA BLOCK LATCHED ON
FALLING EDGE OF 8TH CLOCK PLUSE
OR MULTIPLE
t
CR
(B) READING DATA FROM THE DS1844
RST
CLK
D
OUT
t
CC
t
DV
PS
t
RLT
R/W
t
SETUP
R/W IN HIGH–STATE INITIATES READ.
t
HLT
EIGHT DATA BIT OR MULTIPLE
t
CH
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相關代理商/技術參數(shù)
參數(shù)描述
DS1844_05 制造商:DALLAS 制造商全稱:Dallas Semiconductor 功能描述:Quad Digital Potentiometer
DS1844-010 功能描述:數(shù)字電位計 IC RoHS:否 制造商:Maxim Integrated 電阻:200 Ohms 溫度系數(shù):35 PPM / C 容差:25 % POT 數(shù)量:Dual 每 POT 分接頭:256 弧刷存儲器:Volatile 緩沖刷: 數(shù)字接口:Serial (3-Wire, SPI) 描述/功能:Dual Volatile Low Voltage Linear Taper Digital Potentiometer 工作電源電壓:1.7 V to 5.5 V 電源電流:27 uA 最大工作溫度:+ 125 C 安裝風格:SMD/SMT 封裝 / 箱體:TQFN-16 封裝:Reel
DS1844-010+ 功能描述:數(shù)字電位計 IC Quad RoHS:否 制造商:Maxim Integrated 電阻:200 Ohms 溫度系數(shù):35 PPM / C 容差:25 % POT 數(shù)量:Dual 每 POT 分接頭:256 弧刷存儲器:Volatile 緩沖刷: 數(shù)字接口:Serial (3-Wire, SPI) 描述/功能:Dual Volatile Low Voltage Linear Taper Digital Potentiometer 工作電源電壓:1.7 V to 5.5 V 電源電流:27 uA 最大工作溫度:+ 125 C 安裝風格:SMD/SMT 封裝 / 箱體:TQFN-16 封裝:Reel
DS1844-050 功能描述:數(shù)字電位計 IC RoHS:否 制造商:Maxim Integrated 電阻:200 Ohms 溫度系數(shù):35 PPM / C 容差:25 % POT 數(shù)量:Dual 每 POT 分接頭:256 弧刷存儲器:Volatile 緩沖刷: 數(shù)字接口:Serial (3-Wire, SPI) 描述/功能:Dual Volatile Low Voltage Linear Taper Digital Potentiometer 工作電源電壓:1.7 V to 5.5 V 電源電流:27 uA 最大工作溫度:+ 125 C 安裝風格:SMD/SMT 封裝 / 箱體:TQFN-16 封裝:Reel
DS1844-050+ 功能描述:數(shù)字電位計 IC Quad RoHS:否 制造商:Maxim Integrated 電阻:200 Ohms 溫度系數(shù):35 PPM / C 容差:25 % POT 數(shù)量:Dual 每 POT 分接頭:256 弧刷存儲器:Volatile 緩沖刷: 數(shù)字接口:Serial (3-Wire, SPI) 描述/功能:Dual Volatile Low Voltage Linear Taper Digital Potentiometer 工作電源電壓:1.7 V to 5.5 V 電源電流:27 uA 最大工作溫度:+ 125 C 安裝風格:SMD/SMT 封裝 / 箱體:TQFN-16 封裝:Reel