CY7C194BN-15PC Cypress Semiconductor Corp, CY7C194BN-15PC Datasheet - Page 7

• Manufacturer Part Number: CY7C194BN-15PC
• Description: 64KX4 24-PIN 300 MIL SRAM
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C194BN-15PC

• Format - Memory: RAM
• Memory Type: SRAM - Asynchronous
• Memory Size: 256K (64K x 4)
• Speed: 15ns
• Interface: Parallel
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 24-DIP (0.300", 7.62mm)
• Lead Free Status / RoHS Status: Contains lead / RoHS compliant by exemption

Timing Waveforms
Read Cycle No. 2
Write Cycle No. 1
Notes
Document #: 001-06446 Rev. *B
9. WE is HIGH in read cycle.
10. Address valid prior to or coincident with CE transition LOW.
11. The minimum write cycle time is the sum of t
Data Out
Current
Address
V
Address
In/Out
CE
OE
CC
Data
CE
WE
[1, 9, 10]
(WE Controlled)
I
I
CC
SB
High Z
(continued)
Undefined
see footnotes
t
SA
[1, 11]
HZWE
and t
SD
.
t
LZCE
t
t
HZWE
PU
t
AW
t
SCE
t
ACE
t
LZOE
50%
t
WC
t
t
PWE
DOE
t
RC
Data-In Valid
t
SD
Data Valid
t
HD
t
LZWE
t
HA
t
HZOE
CY7C194BN
See Footnotes
50%
t
HZCE
Undefined
t
PD
High Z
Page 7 of 11
[+] Feedback