CY7C1350B-143AC Cypress Semiconductor Corp, CY7C1350B-143AC Datasheet - Page 10

• Manufacturer Part Number: CY7C1350B-143AC
• Description: IC SRAM 4.5MBIT 143MHZ 100LQFP
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C1350B-143AC

• Format - Memory: RAM
• Memory Type: SRAM - Synchronous
• Memory Size: 4.5M (128K x 36)
• Speed: 143MHz
• Interface: Parallel
• Voltage - Supply: 3.135 V ~ 3.465 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 100-LQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 428-1100

Document #: 38-05045 Rev. *A
READ/WRITE/DESELECT Sequence
Switching Waveforms
ADDRESS
WE &
BWS
CLK
CEN
CE
Data-
In/Out
[3:0]
The combination of WE & BWS
CE is the combination of CE
the device. Any chip enable can deselect the device. RAx stands for Read Address X, WAx stands for
Write Address X, Dx stands for Data-in for location X, Qx stands for Data-out for location X. ADV/LD held LOW.
OE held LOW.
t
Device
originally
deselected
WS
RA1
t
WH
t
t
CLZ
CES
t
AS
WA2
t
AH
t
t
CEH
CO
t
DOH
Out
Q1
RA3
1
PRELIMINARY
t
CH
, CE
[3:0]
= DON’T CARE
t
DS
2
t
CL
, and CE
define a write cycle (see Write Cycle Description table).
D2
In
t
DH
3
. All chip enables need to be active in order to select
RA4
Out
Q3
t
CHZ
t
CYC
= UNDEFINED
WA5
t
DOH
RA6
Out
Q4
t
RA7
CENS
D5
In
Q6
Out
CEN HIGH blocks
all synchronous inputs
t
CENH
CY7C1350B
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Out
Q7
t
CHZ