CY62128 Cypress Semiconductor, CY62128 Datasheet - Page 4

• Manufacturer Part Number: CY62128
• Description: 128K x 8 Static RAM
• Manufacturer: Cypress Semiconductor

Switching Characteristics
Switching Waveforms
t
t
t
Shaded area contains advanced information.
Read Cycle No.1
Read Cycle No. 2 (OE Controlled)
Notes:
HD
LZWE
HZWE
10. Device is continuously selected. OE, CE
12. Address valid prior to or coincident with CE
DATA OUT
11. WE is HIGH for read cycle.
Parameter
DATA OUT
CURRENT
ADDRESS
ADDRESS
SUPPLY
CE
CE
V
OE
CC
1
2
Data Hold from Write End
WE HIGH to Low Z
WE LOW to High Z
[10,11]
HIGH IMPEDANCE
t
PU
PREVIOUS DATA VALID
t
LZCE
[3,6]
1
[8]
[7,8]
[11,12]
t
t
Over the Operating Range (continued)
LZOE
= V
ACE
1
IL
transition LOW and CE
t
PRELIMINARY
Description
, CE
OHA
50%
t
DOE
2
= V
IH
.
t
AA
2
t
transition HIGH.
RC
4
t
RC
DATA VALID
Min.
0
5
62128–55
Max.
20
t
DATA VALID
HZOE
t
HZCE
Min.
0
5
62128–70
t
PD
50%
CY62128
Max.
IMPEDANCE
25
HIGH
62128-5
62128-6
Unit
ns
ns
ns
ICC
ISB