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Part Name
Description
M69AR048B View Datasheet(PDF) - STMicroelectronics
Part Name
Description
Manufacturer
M69AR048B
32 Mbit (2Mb x16) 1.8V Asynchronous PSRAM
STMicroelectronics
M69AR048B Datasheet PDF : 29 Pages
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Figure 17. Write Enable and UB/LB Controlled, Write AC Waveforms 3
A0-A20
E1 Low
tAVAX
ADDRESS VALID
tAXAV
tAVAX
ADDRESS VALID
tAXAV
M69AR048B
tAXAV
W
tAVBL
LB
tBLBH
tBHAX
tAVBL
tBLBH
tBHAX
UB
DQ0-DQ7
DQ8-DQ15
Note: E2 = High.
tDVBH
VALID DATA
INPUT
tBHDZ
tDVBH
VALID DATA
INPUT
tBHDZ
AI09806
Figure 18. Write Enable and UB/LB Controlled, Write AC Waveforms 4
A0-A20
tAVAX
ADDRESS VALID
tAVAX
ADDRESS VALID
tAXAV
tAXAV
E1 Low
tAXAV
W
tAVBL
LB
DQ0-DQ7
tAVBL
UB
DQ8-DQ15
Note: E2 = High.
tBHAX
tBLBH
tBLBH
tBLBH2
tDVBH
VALID DATA
INPUT
tBHDZ
tBLBH
tAVBL
tDVBH
tBHDZ
VALID DATA
INPUT
tBLBH2
tBLBH
tBHAX
tDVBH
VALID DATA
INPUT
tBHDZ tDVBH
VALID DATA
INPUT
tBHDZ
AI09807
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