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MAX7310AUE+T

P1-P3P4-P6P7-P9P10-P12P13-P15
MAX7310
2-Wire-Interfaced 8-Bit I/O Port Expander
with Reset
______________________________________________________________________________________ 13
13245 867
SAA
A
0A5A4A3A2A1A0 DATA 1
SLAVE ADDRESS DATA TO PORT
START CONDITION ACKNOWLEDGE
FROM SLAVE
ACKNOWLEDGE
FROM SLAVE
ACKNOWLEDGE
FROM SLAVE
t
PV
DATA 1 VALID
9
10
0
00
COMMAND BYTE
P
DATA OUT
FROM PORT
WRITE TO
PORT
SDA
SCL
0
00
0
R/W
Figure 9. Write to Output Port Register Through Write-Byte Protocol
S1 A A0 A2 A1 A0 DATA 4
SLAVE ADDRESS DATA FROM PORT
START CONDITION
NOTE 1: THIS FIGURE ASSUMES THE COMMAND HAS PREVIOUSLY BEEN PROGRAMMED WITH 0x00.
NOTE 2: TRANSFER OF DATA CAN BE STOPPED AT ANY MOMENT BY A STOP CONDITION. WHEN THIS OCCURS,
DATA PRESENT AT THE LAST ACKNOWLEDGED PHASE IS VALID (OUTPUT MODE). INPUT DATA IS LOST.
R/W
ACKNOWLEDGE
FROM SLAVE
ACKNOWLEDGE
FROM MASTER
STOP
CONDITION
DATA 1
DATA FROM PORT
P
t
PS
t
PH
DATA 4DATA 3DATA 2
DATA INTO
PORT
WRITE FROM
PORT
SDA
NA
NO ACKNOWLEDGE
FROM MASTER
A5 A4
A3
1
Figure 10. Read Input Port Register Through Receive-Byte Protocol
MAX7310
2-Wire-Interfaced 8-Bit I/O Port Expander
with Reset
14 ______________________________________________________________________________________
Package Information
(The package drawing(s) in this data sheet may not reflect the most current specifications. For the latest package outline information,
go to www.maxim-ic.com/packages
.)
24L QFN THIN.EPS
C
1
2
21-0139
PACKAGE OUTLINE
12, 16, 20, 24L THIN QFN, 4x4x0.8mm
C
2
2
21-0139
PACKAGE OUTLINE
12, 16, 20, 24L THIN QFN, 4x4x0.8mm
MAX7310
2-Wire-Interfaced 8-Bit I/O Port Expander
with Reset
Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are
implied. Maxim reserves the right to change the circuitry and specifications without notice at any time.
Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600 ____________________ 15
© 2005 Maxim Integrated Products Printed USA is a registered trademark of Maxim Integrated Products, Inc.
TSSOP4.40mm.EPS
QSOP.EPS
E
1
1
21-0055
PACKAGE OUTLINE, QSOP .150", .025" LEAD PITCH
Package Information (continued)
(The package drawing(s) in this data sheet may not reflect the most current specifications. For the latest package outline information,
go to www.maxim-ic.com/packages
.)
P1-P3P4-P6P7-P9P10-P12P13-P15

MAX7310AUE+T

Mfr. #:
Buy MAX7310AUE+T
Manufacturer:
Maxim Integrated
Description:
Interface - I/O Expanders 8-Bit I/O Port Expander
Lifecycle:
New from this manufacturer.
Delivery:
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