CY7C1355C-133BGC Cypress Semiconductor Corp, CY7C1355C-133BGC Datasheet - Page 24

• Manufacturer Part Number: CY7C1355C-133BGC
• Description: IC,SYNC SRAM,256KX36,CMOS,BGA,119PIN,PLASTIC
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C1355C-133BGC

• Format - Memory: RAM
• Memory Type: SRAM - Synchronous
• Memory Size: 9M (256K x 36)
• Speed: 133MHz
• Interface: Parallel
• Voltage - Supply: 3.135 V ~ 3.6 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 119-BGA
• Lead Free Status / RoHS Status: Contains lead / RoHS compliant by exemption

Switching Waveforms
NOP, STALL and DESELECT Cycles
Notes
Document Number: 38-05539 Rev. *H
COMMAND
25. For this waveform ZZ is tied LOW.
26. When CE is LOW, CE
27. The IGNORE CLOCK EDGE or STALL cycle (Clock 3) illustrates CEN being used to create a pause. A write is not performed during this cycle.
ADDRESS
ADV/LD
BW
CEN
CLK
WE
DQ
OE
CE
X
t CENS
t CES
t AS
WRITE
D(A1)
A1
1
1
is LOW, CE
t CENH
t CEH
t AH
t DS
WRITE
D(A1)
D(A2)
A2
2
2
(continued)
t CH
is HIGH and CE
t DH
t CYC
t CL
D(A2+1)
BURST
WRITE
D(A2)
3
[25, 26, 27]
3
is LOW. When CE is HIGH, CE
DON’T CARE
D(A2+1)
READ
Q(A3)
A3
4
t CDV
t CLZ
Q(A4)
READ
Q(A3)
A4
5
t DOH
t OEHZ
1
UNDEFINED
is HIGH or CE
Q(A4+1)
BURST
Q(A4)
READ
6
t OEV
t OELZ
2
is LOW or CE
Q(A4+1)
WRITE
D(A5)
A5
7
t CHZ
t DOH
CY7C1355C, CY7C1357C
3
Q(A6)
READ
is HIGH.
A6
D(A5)
8
WRITE
D(A7)
Q(A6)
A7
9
DESELECT
Page 24 of 32
D(A7)
10
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