M48T18-120PC1 查看數據表（PDF） - STMicroelectronics

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M48T18-120PC1

CMOS 8K x 8 TIMEKEEPER SRAM

STMicroelectronics 

M48T08, M48T18

Figure 7. Write Enable Controlled, Write AC Waveforms

A0-A12

E1

E2

W

DQ0-DQ7

tAVE1L

tAVAV

VALID

tAVWH

tWHAX

tAVE2H

tAVWL

tWLWH

tWLQZ

tWHDX

DATA INPUT

tDVWH

tWHQX

AI00963

Figure 8. Chip Enable Controlled, Write AC Waveforms

A0-A12

E1

tAVE1L

tAVAV

VALID

tAVE1H

tE1LE1H

tE1HAX

E2

W

DQ0-DQ7

tAVE2H

tAVWL

tAVE2L

tE2HE2L

tE2LAX

tE1HDX

tE2LDX

DATA INPUT

tDVE1H

tDVE2L

AI00964B

8/18

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