MSM7630 Просмотр технического описания (PDF) - Oki Electric Industry

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MSM7630

Universal Speech Processor

Oki Electric Industry 

¡ Semiconductor

MSM7630

ROM, SRAM Access

Parameter

RD Pulse Width

WR Pulse Width

A to RD Time

A to WR Time

WR to SRAM Time

ROM Delay Time

SRAM Delay Time

ROM Pulse Width

SRAM Pulse Width

WR to D Time

Symbol

tW_RD

tW_WR

tW_ARD

tW_AWR

tW_WRSRAM

tROM

tSRAM

tW_ROM

tW_SRAM

tW_WRD

Condition

ROM, SRAM

3t to 12t Access

SRAM

3t to 12t Access

ROM, SRAM

3t, 4t Access

ROM, SRAM

5t to 12t Access

SRAM

3t to 12t Access

SRAM

3t to 12t Access

—

—

ROM

3t to 12t Access

SRAM

3t to 12t Access

SRAM

3t Access

SRAM

4t to 12t Access

(VDD = 3.0 to 3.6 V, TOPE = –40 to +85°C)

Min.

Typ.

Max. Unit

2

—

11

tCYC

1.5

—

10.5

tCYC

—

1

—

tCYC

—

2

—

tCYC

—

1

—

tCYC

—

1

—

tCYC

—

— 20 + 0.5 tCYC ns

—

— 20 + 0.5 tCYC ns

3

—

12

tCYC

3

—

12

tCYC

—

0

—

tCYC

—

1

—

tCYC

7/95

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