isl97635a Intersil Corporation, isl97635a Datasheet - Page 17

• Manufacturer Part Number: isl97635a
• Description: Smbus 6-channel Led Driver
• Manufacturer: Intersil Corporation

1
S
V
V
V
V
IH
IH
IL
IL
Master to Slave
Slave to Master
NOTES:
SMBus Description
SLAVE ADDRESS
SMBCLK
SMBDAT
P
S = start condition
P = stop condition
A = acknowledge
A = not acknowledge
R/W = read enable at high; write enable at low
S
1
t
7
BUF
Master to Slave
Slave to Master
SLAVE ADDRESS
S
t
HD:STA
W
1
7
17
t
LOW
1
A
COMMAND CODE
t
R
W
1
8
t
HD:DAT
FIGURE 20. WRITE BYTE PROTOCOL
FIGURE 21. READ BYTE PROTOCOL
A
1
FIGURE 19. SMBUS INTERFACE
COMMAND CODE
ISL97635A
t
HIGH
1
A
t
F
8
1
S
t
SU:DAT
SLAVE ADDRESS
8
S
1
A
t
SU:STA
1
R
DATA BYTE
8
1
A
DATA BYTE
8
1
A
t
SU:STO
P
1
December 22, 2008
P
1
A
FN6564.2
1
P