m69aw024b STMicroelectronics, m69aw024b Datasheet - Page 20

• Manufacturer Part Number: m69aw024b
• Description: 16 Mbit 1m X16 3v Asynchronous Psram
• Manufacturer: STMicroelectronics

M69AW024B
Figure 13. W Controlled, Continuous Write AC Waveforms
Note: 1. E2 must be High during the Write cycle.
Figure 14. E1 Controlled, Read/Write AC Waveforms
Note: 1. Write address is valid from the falling edge of either E1 or W, whichever occurs later.
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DQ0-DQ15
DQ0-DQ15
A0-A19
E1
W
UB, LB
G
A0-A19
E1
W
UB, LB
G
READ DATA OUTPUT
ADDRESS VALID
tGHAX
tGHEL
ADDRESS VALID
tGHBH
tEHQX
tEHBH
tEHWL
tEHQZ
tEHAX
tGHQZ
tGHWL
tEHEL1
ADDRESS VALID
tAVWL
tELWL
tBLWL
ADDRESS VALID
tAVEL
tWLEL
tGHEL
tBLEL
tWLAX
tELAX
tWLWH
tELEH1
VALID DATA INPUT
WRITE DATA INPUT
tDVWH
tWLWL
tDVEH
tELEL
tWHBH
tEHBH
tEHWH
tAVWL
tAVEL
tWHWL
tEHEL1
tWHDX
tEHDX
ADDRESS VALID
ADDRESS VALID
tWHEL
tBLWL
ELGL
tBLGL
AI07413C
AI07414C
tGLQX