CY7C194B-25VC Cypress Semiconductor Corp, CY7C194B-25VC Datasheet - Page 8

• Manufacturer Part Number: CY7C194B-25VC
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C194B-25VC

• Density: 256Kb
• Access Time (max): 25ns
• Sync/async: Asynchronous
• Architecture: Not Required
• Clock Freq (max): Not RequiredMHz
• Operating Supply Voltage (typ): 5V
• Address Bus: 16b
• Package Type: SOJ
• Operating Temp Range: 0C to 70C
• Number Of Ports: 1
• Supply Current: 80mA
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 24
• Word Size: 4b
• Number Of Words: 64K
• Lead Free Status / Rohs Status: Not Compliant

Document #: 38-05409 Rev. *A
Timing Waveforms
Read Cycle No. 1
Read Cycle No. 2
Notes:
Address
Data Out
Data Out
Current
9. Device is continuously selected. OE = V
10. WE is HIGH for Read Cycle.
11. This cycle is OE Controlled and WE is HIGH read cycle.
12. Address valid prior to or coincident with CE transition LOW.
Address
V
CE
OE
CC
9 10
2 11 12
I
I
CC
SB
High Z
Previous Data Valid
IL
= CE.
t
OHA
t
LZCE
t
PU
t
AA
t
ACE
t
LZOE
50%
t
DOE
t
RC
t
RC
Data Valid
Data Valid
t
HZOE
CY7C194B
CY7C195B
50%
t
HZCE
t
PD
Page 8 of 13
High Z
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