參數(shù)資料
型號: AD5245BRJZ5-RL7
廠商: Analog Devices Inc
文件頁數(shù): 9/20頁
文件大?。?/td> 0K
描述: IC POT DGTL 5K 256POS SOT23-8
標(biāo)準(zhǔn)包裝: 1
接片: 256
電阻(歐姆): 5k
電路數(shù): 1
溫度系數(shù): 標(biāo)準(zhǔn)值 45 ppm/°C
存儲器類型: 易失
接口: I²C(設(shè)備位址)
電源電壓: 2.7 V ~ 5.5 V
工作溫度: -40°C ~ 125°C
安裝類型: 表面貼裝
封裝/外殼: SOT-23-8
供應(yīng)商設(shè)備封裝: SOT-23-8
包裝: 標(biāo)準(zhǔn)包裝
產(chǎn)品目錄頁面: 787 (CN2011-ZH PDF)
其它名稱: AD5245BRJZ5-RL7DKR
AD5245
Rev. B | Page 17 of 20
Table 8
. Write Mode
S 0 1 0 1 1 0 AD0
W
A
X
RS
SD
X
A
D7
D6
D5
D4
D3
D2
D1
D0
A
P
Slave Address Byte
Instruction Byte
Data Byte
Table 9. Read Mode
S
0
1
0
1
0
AD0
R
A
D7
D6
D5
D4
D3
D2
D1
D0
A
P
Slave Address Byte
Data Byte
S = START condition
P = STOP condition
A = Acknowledge
X = Don’t care
W = Write
R = Read
RS = Reset wiper to midscale 0x80
SD = Shutdown connects wiper to B terminal and open circuits
A terminal, but does not change contents of wiper register
D7, D6, D5, D4, D3, D2, D1, D0 = Data Bits
t1
t3
t4
t2
t7
t8
t9
PS
P
S
t10
t5
t9
t8
SCL
SDA
t2
t6
0
34
36
-0
4
3
Figure 44. I2C Interface Detailed Timing Diagram
SCL
FRAME 1
FRAME 2
START BY
MASTER
ACK BY
AD5245
SLAVE ADDRESS BYTE
STOP BY
MASTER
INSTRUCTION BYTE
SDA
0
1
0
1
0 AD0 R/W
XRS
X
1
9
19
D7
D6
D5
D4
D3
D2
D1
D0
ACK BY
AD5245
FRAME 3
DATA BYTE
1
9
ACK BY
AD5245
SD
0
343
6-
04
4
Figure 45. Writing to the RDAC Register
NO ACK
BY MASTER
SCL
SDA
01
0
1
0
AD0
R/W
D7
D6
D5
D4
D3
D2
D1
D0
1
9
1
9
FRAME 1
FRAME 2
START BY
MASTER
ACK BY
AD5245
SLAVE ADDRESS BYTE
RDAC REGISTER
STOP BY
MASTER
0343
6-
045
Figure 46. Reading Data from a Previously Selected RDAC Register in Write Mode
相關(guān)PDF資料
PDF描述
IDTQS34X2245Q3G IC BUS SWITCH 23BIT CMOS 80QVSOP
MS27508E22B21S CONN RCPT 21POS BOX MNT W/SCKT
MS27468T19B32SC CONN RCPT 32POS JAM NUT W/SCKT
AD5160BRJZ10-RL7 IC POT DGTL SPI 256POS SOT23-8
DS4000ECN/WBGA IC OSC TCXO 14.31818MHZ 24-BGA
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
AD5245BRJZ5-RL71 制造商:AD 制造商全稱:Analog Devices 功能描述:256-Position I2C-Compatible Digital Potentiometer
AD5245EVAL 制造商:Analog Devices 功能描述:Development Tools, 256-Position I2C Compatible Digital Potentiometer 制造商:Analog Devices 功能描述:AD5245 EVAL BOARD - Bulk
AD5245EVAL2 制造商:AD 制造商全稱:Analog Devices 功能描述:256-Position I2C-Compatible Digital Potentiometer
AD5246 制造商:AD 制造商全稱:Analog Devices 功能描述:128-Position I2C Compatible Digital Resistor
AD5246BKS10 制造商:Analog Devices 功能描述:DGTL POTENTIOMETER 128POS 10KOHM SGL 6PIN SC-70 - Bulk