CY7C421-40JC Cypress Semiconductor Corp, CY7C421-40JC Datasheet - Page 10

• Manufacturer Part Number: CY7C421-40JC
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C421-40JC

• Density: 4Kb
• Word Size: 9b
• Sync/async: Asynchronous
• Expandable: Yes
• Package Type: LCC
• Operating Supply Voltage (typ): 5V
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Operating Temp Range: 0C to 70C
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 32
• Lead Free Status / Rohs Status: Not Compliant

Document #: 38-06001 Rev. *B
Switching Waveforms
Empty Flag and Read Data Flow-through Mode
Full Flag and Write Data Flow-through Mode
DATA OUT
DATA OUT
DATA IN
DATA IN
EF
FF
W
W
R
R
t
A
(continued)
DATA VALID
t
WEF
t
t
RFF
t
WAF
RAE
t
HWZ
t
REF
t
WFF
t
WPF
t
DATA VALID
t
A
RPE
DATA VALID
t
SD
t
HD
CY7C419/21/25/29/33
Page 10 of 25
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