M48T59 datasheet(6/21 Pages) STMICROELECTRONICS

部件名	M48T59

功能描述	64 Kbit 8Kb x8 TIMEKEEPER SRAM

PDF	21 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

标志

6 / 21 page

M48T59, M48T59Y, M48T59V

6/21

Table 9. Read Mode AC Characteristics

(TA = 0 to 70 °C or –40 to 85 °C; VCC = 4.75V to 5.5V or 4.5V to 5.5V or 3.0V to 3.6V)

Note: 1. CL = 100pF (see Fig 4).

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

Symbol

Parameter

M48T59/M48T59Y/M48T59V

Unit

-70

Min

Max

tAVAV

Read Cycle Time

tAVQV

(1)

Address Valid to Output Valid

tELQV

(1)

Chip Enable Low to Output Valid

tGLQV

(1)

Output Enable Low to Output Valid

tELQX

(2)

Chip Enable Low to Output Transition

tGLQX

(2)

Output Enable Low to Output Transition

tEHQZ

(2)

Chip Enable High to Output Hi-Z

tGHQZ

(2)

Output Enable High to Output Hi-Z

tAXQX

(1)

Address Transition to Output Transition

Figure 6. Read Mode AC Waveforms.

Note: Write Enable (W) = High.

AI01385

tAVAV

tAVQV

tAXQX

tELQV

tELQX

tEHQZ

tGLQV

tGLQX

tGHQZ

VALID

A0-A12

DQ0-DQ7

VALID

M48T59 数据表(PDF) 6 Page - STMicroelectronics

M48T59 数据表(HTML) 6 Page - STMicroelectronics

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21

数据表下载