CY7C1327F-133AC Cypress Semiconductor Corp, CY7C1327F-133AC Datasheet - Page 11

• Manufacturer Part Number: CY7C1327F-133AC
• Description: IC SRAM 4.5MBIT 133MHZ 100LQFP
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C1327F-133AC

• Format - Memory: RAM
• Memory Type: SRAM - Synchronous
• Memory Size: 4.5M (256K x 18)
• Speed: 133MHz
• Interface: Parallel
• Voltage - Supply: 3.15 V ~ 3.6 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 100-LQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 428-1536

Document #: 38-05216 Rev. *B
Switching Waveforms
Read Cycle Timing
Notes:
16. On this diagram, when CE is LOW: CE
17. Full width write can be initiated by either GW LOW; or by GW HIGH, BWE LOW and BW
Data Out (Q)
GW, BWE,
ADDRESS
BW
ADSC
ADSP
ADV
CLK
[A:B]
OE
CE
[16]
t
ADS
t AS
t CES
A1
t
ADH
t AH
t CEH
t
CH
High-Z
t CYC
t WES
t
CL
Single READ
t CLZ
t WEH
1
t CO
is LOW, CE
t ADS
A2
Q(A1)
t ADH
t OEHZ
2
is HIGH and CE
t ADVS
t ADVH
t OELZ
t OEV
Q(A2)
DON’T CARE
3
t DOH
is LOW. When CE is HIGH: CE
t CO
Q(A2 + 1)
ADV
suspends
burst.
UNDEFINED
[A:B]
LOW.
Q(A2 + 2)
BURST READ
1
is HIGH or CE
Q(A2 + 3)
2
is LOW or CE
A3
Q(A2)
Burst continued with
new base address
Burst wraps around
to its initial state
CY7C1327F
Q(A2 + 1)
3
is HIGH.
t CHZ
Deselect
cycle
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