CY7C0852V-133BBC Cypress Semiconductor Corp, CY7C0852V-133BBC Datasheet - Page 25

• Manufacturer Part Number: CY7C0852V-133BBC
• Description: IC,SYNC SRAM,128KX36,CMOS,BGA,172PIN,PLASTIC
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C0852V-133BBC

• Format - Memory: RAM
• Memory Type: SRAM - Dual Port, Synchronous
• Memory Size: 4M (128K x 36)
• Speed: 133MHz
• Interface: Parallel
• Voltage - Supply: 3.135 V ~ 3.465 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 172-LFBGA
• Lead Free Status / RoHS Status: Contains lead / RoHS compliant by exemption

Document #: 38-06059 Rev. *I
Switching Waveforms
Notes:
33. CE
34. Address in output mode. Host must not be driving address bus after t
35. Address in input mode. Host can drive address bus after t
36. An * is the internal value of the address counter (or the mask register depending on the CNT/MSK level) being Read out on the address lines.
Readback State of Address Counter or Mask Register
EXTERNAL
ADDRESS
DATA
INTERNAL
ADDRESS
CNTEN
A
0
ADS
0
–A
CLK
= OE = B0 – B3 = LOW; CE
OUT
16
t
t
SCN
SAD
EXTERNAL
ADDRESS
t
SA
LOAD
Q
A
x-2
t
t
n
HAD
HCN
t
HA
t
CH2
t
CYC2
t
CL2
READBACK
1
(continued)
COUNTER
INTERNAL
= R/W = CNTRST = MRST = HIGH.
ADDRESS
Q
x-1
A
n
t
CD2
INCREMENT
CKHZ
Q
n
t
t
CA2
.
CKHZ
or t
CKLZ
[33, 34, 35, 36]
CM2
in next clock cycle.
A
n+1
A
n*
t
CKLZ
A
n+2
Q
n+1
CY7C0851V/CY7C0852V
CY7C0831V/CY7C0832V
A
Q
n+3
n+2
Q
A
n+3
Page 25 of 32
n+4