CY7C1021B-15ZC Datasheet Download

Part No.:
CY7C1021B-15ZC
Download:
Download Datasheet
Description:
[1-Mbit (64K x 16) Static RAM]
File Size:
362 K
Page:
10 Pages
Logo:
Manufacturer:
CYPRESS [ CYPRESS SEMICONDUCTOR ]
PCB Prototype
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CY7C1021B
CY7C10211B
Switching Characteristics
[6]
Over the Operating Range
(continued)
7C10211B-10
Parameter
t
LZWE
t
HZWE
t
BW
Description
WE HIGH to Low Z
[7]
7C1021B-12
Min.
3
Max.
6
8
7C1021B-15
Min.
3
7
9
Max.
Unit
ns
ns
ns
Min.
3
Max.
5
WE LOW to High Z
[7, 8]
Byte Enable to End of Write
7
Switching Waveforms
Read Cycle No. 1
[10, 11]
t
RC
ADDRESS
t
OHA
DATA OUT
PREVIOUS DATA VALID
[11, 12]
t
AA
DATA VALID
Read Cycle No. 2 (OE Controlled)
ADDRESS
t
RC
CE
t
ACE
OE
BHE, BLE
t
DOE
t
LZOE
t
DBE
t
LZBE
DATA OUT
V
CC
SUPPLY
CURRENT
HIGH IMPEDANCE
t
LZCE
t
PU
50%
DATA VALID
t
PD
50%
t
HZCE
t
HZBE
t
HZOE
HIGH
IMPEDANCE
IICC
CC
IISB
SB
Notes:
10. Device is continuously selected. OE, CE, BHE and/or BHE = V
IL
.
11. WE is HIGH for read cycle.
Document #: 38-05145 Rev. *A
Page 5 of 10