CY7C1471V33-133AXCT Cypress Semiconductor Corp, CY7C1471V33-133AXCT Datasheet - Page 27

• Manufacturer Part Number: CY7C1471V33-133AXCT
• Description: IC SRAM 72MBIT 133MHZ 100LQFP
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C1471V33-133AXCT

• Format - Memory: RAM
• Memory Type: SRAM - Synchronous
• Memory Size: 72M (2M x 36)
• Speed: 133MHz
• Interface: Parallel
• Voltage - Supply: 3.135 V ~ 3.6 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 100-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Switching Waveforms
Figure 2
Notes
Document Number: 38-05288 Rev. *L
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.
COMMAND
ADDRESS
ADV/LD
BW
shows NOP, STALL and DESELECT Cycles waveform.
CEN
CLK
[A:D]
WE
DQ
CE
WRITE
D(A1)
A1
1
1
is LOW, CE
D(A1)
Q(A2)
READ
A2
2
2
(continued)
is HIGH, and CE
Figure 2. NOP, STALL and DESELECT Cycles
STALL
3
3
Q(A2)
is LOW. When CE is HIGH, CE
READ
Q(A3)
A3
4
DON’T CARE
WRITE
D(A4)
A4
Q(A3)
5
[25, 26, 27]
1
is HIGH, CE
STALL
UNDEFINED
6
2
is LOW or CE
D(A4)
NOP
7
3
Q(A5)
READ
is HIGH.
A5
8
t DOH
DESELECT
Q(A5)
9
CY7C1471V33
CY7C1473V33
CY7C1475V33
t CHZ
CONTINUE
DESELECT
10
Page 27 of 36
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