參數(shù)資料
型號(hào): AD5251BRU1-RL7
廠商: ANALOG DEVICES INC
元件分類: 數(shù)字電位計(jì)
英文描述: Memory Card Socket; No. of Contacts:50; Leaded Process Compatible:Yes; Mounting Type:Surface Mount; Peak Reflow Compatible (260 C):Yes; Gender:Male; No. of Rows:1; Width:31.60mm RoHS Compliant: Yes
中文描述: DUAL 1K DIGITAL POTENTIOMETER, 2-WIRE SERIAL CONTROL INTERFACE, 64 POSITIONS, PDSO14
封裝: MO-153AB-1, TSSOP-14
文件頁(yè)數(shù): 10/28頁(yè)
文件大?。?/td> 859K
代理商: AD5251BRU1-RL7
AD5251/AD5252
I
2
C INTERFACE GENERAL DESCRIPTION
Rev. 0 | Page 10 of 28
R/W
A/A
S
SLAVE ADDRESS
(7-BIT)
A
0 WRITE
A
INSTRUCTIONS
(8-BIT)
DATA TRANSFERRED
(N BYTES + ACKNOWLEDGE)
DATA
(8-BIT)
P
0
FROM MASTER TO SLAVE
FROM SLAVE TO MASTER
S = START CONDITION
P = STOP CONDITION
A = ACKNOWLEDGE (SDA LOW)
A = NOT ACKNOWLEDGE (SDA HIGH)
R/W = READ ENABLE AT HIGH AND WRITE ENABLE AT LOW
Figure 4. I
2
C—Master Writing Data to Slave
R/W
A
S
SLAVE ADDRESS
(7-BIT)
1 READ
DATA TRANSFERRED
(N BYTES + ACKNOWLEDGE)
DATA
(8-BIT)
DATA
(8-BIT)
P
0
A
A
Figure 5. I
2
C—Master Reading Data from Slave
R/W
R/W
S
SLAVE ADDRESS
(7-BIT)
READ OR WRITE
(N BYTES +
ACKNOWLEDGE)
SLAVE ADDRESS
DATA
A
S
0
REPEATED START
READ
OR WRITE
DIRECTION OF TRANSFER MAY
CHANGE AT THIS POINT
A
A/A
(N BYTES +
ACKNOWLEDGE)
DATA
P
A/A
Figure 6. I
2
C—Combined Write/Read
相關(guān)PDF資料
PDF描述
AD5251EVAL Memory Card Socket; No. of Contacts:50; Leaded Process Compatible:Yes; Mounting Type:Surface Mount; Peak Reflow Compatible (260 C):Yes; Gender:Male; No. of Rows:1; Width:31.60mm RoHS Compliant: Yes
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