W26020A-20 Winbond, W26020A-20 Datasheet - Page 7

• Manufacturer Part Number: W26020A-20
• Description: 128K X 16 High Speed CMOS Static RAM
• Manufacturer: Winbond

Timing Waveforms, continued
Write Cycle 1
(OE Clock)
Write Cycle 2
(OE = V
Notes:
1. During this period, I/O pins are in the output state, so input signals of opposite phase to the outputs should not be applied.
2. The data output from D
3. D
4. Transition is measured 500 mV from steady state with C
OUT
provides the read data for the next address.
UB/LB
IL
D
Address
WE
CS
UB/LB
Fixed)
D
OUT
WE
D
OE
IN
OUT
are the same as the data written to D
T
T
AS
L
= 5 pF. This parameter is guaranteed but not 100% tested.
T
T
- 7 -
AW
IN
T
T
WC
during the write cycle.
T
T
T
T
CW
BW
CW
BW
WP
T
DW
WR
T
DH
WR
T
Publication Release Date: July 1998
T
T
(2)
W26020A
Revision A3