EDI88512C WEDC [White Electronic Designs Corporation], EDI88512C Datasheet - Page 4

• Manufacturer Part Number: EDI88512C
• Description: 512Kx8 Monolithic SRAM, CMOS
• Manufacturer: WEDC [White Electronic Designs Corporation]

White Electronic Designs Corp. reserves the right to change products or specifi cations without notice.
February 2001
Rev. 11
ADDRESS
DATA I/O
White Electronic Designs
READ CYCLE 1 (WE# HIGH; OE#, CS# LOW)
t
ADDRESS 1
AVQV
t
AVAV
FIGURE 3 – WRITE CYCLE - WE# CONTROLLED
FIGURE 2 – TIMING WAVEFORM - READ CYCLE
FIGURE 4 – WRITE CYCLE - CS# CONTROLLED
DATA OUT
ADDRESS
DATA 1
DATA OUT
ADDRESS
DATA IN
DATA IN
t
ADDRESS 2
AVQX
WE#
CS#
WE#
CS#
t
t
AVEL
DATA 2
AVWL
WRITE CYCLE 2, CS# CONTROLLED
WRITE CYCLE 1, WE# CONTROLLED
t
AVEH
t
AVWH
t
WLQZ
HIGH Z
4
t
t
t
t
ELEH
WLEH
AVAV
t
ELWH
AVAV
DATA OUT
ADDRESS
t
WLWH
t
DVEH
CS#
OE#
DATA VALID
t
DVWH
HIGH Z
DATA VALID
White Electronic Designs Corporation • [phone] • www.wedc.com
t
t
EHAX
EHDX
t
WHQX
t
t
WHDX
WHAX
t
READ CYCLE 2 (WE# HIGH)
ELQX
t
GLQX
t
t
t
ELQV
GLQV
AVQV
t
AVAV
EDI88512C
t
t
GHQZ
EHQZ