M48T58 datasheet(6/17 Pages) STMICROELECTRONICS

6 / 17 page

Symbol

Parameter

M48T58 / M48T58Y

Unit

-70

Min

Max

tAVAV

Read Cycle Time

tAVQV

(1)

Address Valid to Output Valid

tE1LQV

(1)

Chip Enable 1 Low to Output Valid

tE2HQV

(1)

Chip Enable 2 High to Output Valid

tGLQV

(1)

Output Enable Low to Output Valid

tE1LQX

(2)

Chip Enable 1 Low to Output Transition

tE2HQX

(2)

Chip Enable 2 High to Output Transition

tGLQX

(2)

Output Enable Low to Output Transition

tE1HQZ

(2)

Chip Enable 1 High to Output Hi-Z

tE2LQZ

(2)

Chip Enable 2 Low to Output Hi-Z

tGHQZ

(2)

Output Enable High to Output Hi-Z

tAXQX

(1)

Address Transition to Output Transition

Notes: 1. CL = 100pF (see Figure 4).

2. CL = 5pF (see Figure 4).

Table 9. Read Mode AC Characteristics

(TA = 0 to 70

°C; VCC = 4.75V to 5.5V or 4.5V to 5.5V)

AI00962

tAVAV

tAVQV

tAXQX

tE1LQV

tE1LQX

tE1HQZ

tGLQV

tGLQX

tGHQZ

VALID

A0-A12

DQ0-DQ7

tE2HQV

tE2HQX

VALID

tE2LQZ

Figure 6. Read Mode AC Waveforms

Note: Write Enable (W) = High.

6/17

M48T58, M48T58Y

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