MSM7557 Ver la hoja de datos (PDF) - Oki Electric Industry

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MSM7557

Single Chip MSK Modem with Compandor for Cordless Telephone

Oki Electric Industry 

¡ Semiconductor

MSM7557

ELECTRICAL CHARACTERISTICS

DC Characteristics

DYN = "0" : VDD = 2.7 V to 5.5 V, Ta = –30°C to 70°C

DYN = "1" : VDD = 4.5 V to 5.5 V, Ta = –30°C to 70°C

Parameter

Symbol

IDD

Power Supply Current *1

IDDS1

IDDS2

Input Leakage Current *2

Input Voltege *2

Output Voltege *3

IDDS3

IIL

IIH

IIL

IIH

VOL

VOH

Condition

Normal

mode

(mode 4)

3.6 V

5.5 V

Power down 5.5 V

mode 1

Power down

mode 2 3.6 V

Power down

mode 3

VIN = 0 V

VIN = VDD

—

IOL = –20 mA

IOH= 20 mA

Min.

—

—

—

—

—

–10

0

0.7VDD

0

0.8VDD

Typ.

9.0

14.0

1.0

3.8

4.6

—

—

—

—

—

Max.

18

24

20

7.0

9.0

+10

0.2VDD

VDD

0.1VDD

VDD

Unit

mA

mA

mA

mA

V

*1 Refer to PDN pin description

*2 SD, EMP, DYN, SEC, RCK1, RCK2, BYP, BR, FDE, BIT, FPS, RVE, PDN, ME, TVE

*3 ST, FD, RD, RT

11/25

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