IDT71028S15Y IDT [Integrated Device Technology], IDT71028S15Y Datasheet - Page 5

• Manufacturer Part Number: IDT71028S15Y
• Description: CMOS STATIC RAM 1 MEG (256K x 4-BIT)
• Manufacturer: IDT [Integrated Device Technology]

IDT71028
CMOS STATIC RAM 1 MEG (256K x 4-BIT)
TIMING WAVEFORM OF READ CYCLE NO. 1
TIMING WAVEFORM OF READ CYCLE NO. 2
NOTES:
1.
2. Device is continuously selected,
3. Address must be valid prior to or coincident with the later of
4.
5. Transition is measured 200mV from steady state.
V
CC
CURRENT
ADDRESS
WE
OE
DATA
SUPPLY
is LOW.
is HIGH for Read Cycle.
ADDRESS
DATA
OUT
OUT
OE
CS
I
I
CC
SB
PREVIOUS DATA
CS
is LOW.
t
PU
OUT
HIGH IMPEDANCE
VALID
t
OH
t
CLZ
t
OLZ
(5)
CS
t
(5)
AA
transition LOW; otherwise t
t
AA
t
ACS
(1)
(1,2,4)
t
RC
(3)
9.4
t
RC
t
OE
AA
is the limiting parameter.
COMMERCIAL TEMPERATURE RANGE
DATA
DATA
t
CHZ
t
PD
OUT
OUT
(5)
VALID
VALID
t
OHZ
t
OH
(5)
2966 drw 05
2966 drw 6
5