M48T08 datasheet(11/27 Pages) STMICROELECTRONICS

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M48T08, M48T08Y, M48T18

Table 4. WRITE Mode AC Characteristics

Note: 1. Valid for Ambient Operating Temperature: TA = 0 to 70°C; VCC = 4.75 to 5.5V or 4.5 to 5.5V (except where noted).

Symbol

Parameter(1)

M48T08/M48T18/T08Y

Unit

–100/–10 (T08Y)

–150/–15 (T08Y)

MinMax

tAVAV

WRITE Cycle Time

100

150

tAVWL

Address Valid to WRITE Enable Low

tAVE1L

Address Valid to Chip Enable 1 Low

tAVE2H

Address Valid to Chip Enable 2 High

tWLWH

WRITE Enable Pulse Width

100

tE1LE1H

Chip Enable 1 Low to Chip Enable 1 High

130

tE2HE2L

Chip Enable 2 High to Chip Enable 2 Low

130

tWHAX

WRITE Enable High to Address Transition

tE1HAX

Chip Enable 1 High to Address Transition

tE2LAX

Chip Enable 2 Low to Address Transition

tDVWH

Input Valid to WRITE Enable High

tDVE1H

Input Valid to Chip Enable 1 High

tDVE2L

Input Valid to Chip Enable 2 Low

tWHDX

WRITE Enable High to Input Transition

tE1HDX

Chip Enable 1 High to Input Transition

tE2LDX

Chip Enable 2 Low to Input Transition

tWLQZ

WRITE Enable Low to Output Hi-Z

tAVWH

Address Valid to WRITE Enable High

130

tAVE1H

Address Valid to Chip Enable 1 High

130

tAVE2L

Address Valid to Chip Enable 2 Low

130

tWHQX

WRITE Enable High to Output Transition

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