ISL90841 Intersil Corporation, ISL90841 Datasheet - Page 10

• Manufacturer Part Number: ISL90841
• Description: Low Noise/Low Power/I2C Bus/256 Taps
• Manufacturer: Intersil Corporation

SIGNAL AT SDA
FROM THE
SIGNALS
MASTER
SIGNALS FROM
SDA OUTPUT FROM
SDA OUTPUT FROM
THE SLAVE
TRANSMITTER
S
T
A
R
T
SCL FROM
RECEIVER
SDA
SCL
MASTER
0
IDENTIFICATION
1
BYTE WITH
SIGNALS FROM
SIGNAL AT SDA
SIGNALS FROM
0
R/W=0
THE MASTER
THE ISL90841
1
10
0
A1
START
FIGURE 15. VALID DATA CHANGES, START, AND STOP CONDITIONS
A0
START
0
FIGURE 16. ACKNOWLEDGE RESPONSE FROM RECEIVER
A
C
K
0 0 0
HIGH IMPEDANCE
ADDRESS
S
A
R
T
T
BYTE
0
FIGURE 17. BYTE WRITE SEQUENCE
0
IDENTIFICATION
0 0
1
1
FIGURE 18. READ SEQUENCE
0
BYTE
1
STABLE
0
DATA
A1
A
C
K
ISL90841
A0
S
A
R
T
T
WRITE
0
0
IDENTIFICATION
A
C
K
1
BYTE WITH
CHANGE
0
DATA
0 0 0 0
R/W=1
1
ADDRESS
0
BYTE
A1
0 0 0 0
A0
STABLE
DATA
1
A
C
K
A
C
K
8
FIRST READ
DATA BYTE
DATA
BYTE
A
C
K
HIGH IMPEDANCE
STOP
ACK
9
A
C
K
A
C
K
S
T
O
P
LAST READ
DATA BYTE
August 1, 2005
FN8094.0
O
S
T
P