cym1846p8-35c Cypress Semiconductor Corporation., cym1846p8-35c Datasheet - Page 5

• Manufacturer Part Number: cym1846p8-35c
• Description: 512k X 32 Static Ram Module
• Manufacturer: Cypress Semiconductor Corporation.

Switching Waveforms
Read Cycle No. 1
Read Cycle No. 2
Write Cycle No. 1 (WE Controlled)
Notes:
7.
8.
9.
DATA OUT
ADDRESS
DATA OUT
ADDRESS
DATA OUT
CURRENT
DATA IN
WE is HIGH for read cycle.
Device is continuously selected, CS = V
Address valid prior to or coincident with CS transition LOW.
SUPPLY
WE
CS
V
CS
OE
CC
[7, 8]
[7, 9]
PREVIOUS DATA VALID
HIGH IMPEDANCE
t
PU
t
LZCS
t
DATA UNDEFINED
SA
IL
t
, and OE= V
[6]
ACS
t
LZOE
t
OHA
t
DOE
50%
IL
.
t
AA
t
SCS
t
AW
t
RC
t
WC
5
t
RC
t
HZWE
DATA VALID
t
PWE
t
SD
DATA VALID
HIGH IMPEDANCE
t
HD
t
DATA VALID
LZWE
t
HA
t
HZOE
t
HZCS
t
PD
50%
IMPEDANCE
CYM1846
HIGH
1846–4
1846–5
1846–6
ICC
ISB