ISL90726 Intersil Corporation, ISL90726 Datasheet - Page 7

• Manufacturer Part Number: ISL90726
• Description: Digitally Controlled Potentiometer
• Manufacturer: Intersil Corporation

SDA OUTPUT FROM
SDA OUTPUT FROM
TRANSMITTER
SIGNAL AT SDA
FROM THE
SCL FROM
RECEIVER
SIGNALS
MASTER
SIGNALS FROM
MASTER
THE SLAVE
SIGNALS FROM
SIGNAL AT SDA
SIGNALS FROM
THE MASTER
THE ISL23711
7
S
A
R
T
T
START
0
IDENTIFICATION
1
FIGURE 2. ACKNOWLEDGE RESPONSE FROM RECEIVER
BYTE WITH
0
R/W=0
1
HIGH IMPEDANCE
0 0 0
S
T
A
R
T
0
FIGURE 3. BYTE WRITE SEQUENCE
IDENTIFICATION
0
1
1
A
C
K
FIGURE 4. READ SEQUENCE
0
BYTE
1
0 0 0
0
ADDRESS
0
ISL90726
BYTE
0
0
WRITE
0
0 0
A
C
K
0 0
0 0 0 0
ADDRESS
A
C
K
BYTE
A
R
S
T
T
0 0 0 0 0 0
0
IDENTIFICATION
1
BYTE WITH
0
R/W=1
1
0 0 0
8
A
C
K
1
BYTE
DATA
A
C
K
DATA BYTE
HIGH IMPEDANCE
ACK
9
A
C
K
O
S
T
P
O
S
T
P
August 3, 2005
FN8244.1