W191H Cypress Semiconductor Corp, W191H Datasheet - Page 8

• Manufacturer Part Number: W191H
• Manufacturer: Cypress Semiconductor Corp

Specifications of W191H

• Number Of Outputs: 6
• Operating Supply Voltage (max): 3.465V
• Operating Temp Range: 0C to 70C
• Propagation Delay Time: 5ns
• Operating Supply Voltage (min): 3.135V
• Mounting: Surface Mount
• Pin Count: 16
• Operating Supply Voltage (typ): 3.3V
• Package Type: SSOP
• Input Frequency: 133MHz
• Duty Cycle: 55%
• Operating Temperature Classification: Commercial
• Lead Free Status / Rohs Status: Not Compliant

Document #: 38-07008 Rev. *B
SCLOCK
SDATA
Signaling from System Core Logic
Signaling by Clock Device
SCLOCK
SDATA
SDATA
t
STHD
Start Condition
MSB
1
1
1
2
t
LOW
Slave Address
0
3
t
R
(First Byte)
1
4
t
HIGH
0
5
t
PRELIMINARY
F
0
6
1
7
t
DSU
LSB
0
8
A
Figure 5. Serial Data Bus Timing Diagrams
Figure 4. Serial Data Bus Write Sequence
MSB
1
t
DHD
2
Acknowledgment Bit
from Clock Device
Command Code
3
(Second Byte)
t
SP
4
5
6
7
LSB
8
A
MSB
1
(Third Byte)
Byte Count
2
t
SPSU
3
4
t
STHD
MSB
1
2
3
Last Data Byte
(Last Byte)
4
t
SPSU
5
6
t
SPF
Stop Condition
7
LSB
8
A
Page 8 of 10
W191
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