MSM7718-01 データシートの表示（PDF） - Oki Electric Industry

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MSM7718-01

Echo Canceler with ADPCM CODEC

Oki Electric Industry 

¡ Semiconductor

MSM7718-01

ELECTRICAL CHARACTERISTICS

DC Characteristics

(VDD= 2.7 to 3.6 V, Ta= –25 to +70°C)

Parameter

Symbol

Condition

Min. Typ. Max. Unit

Power Supply Current 1

Operating mode, no signal

IDD1 (only the master clock is input)

—

22

40

mA

Power Supply Current 2

IDD2 Power down mode

—

0.2

1

mA

(only the master clock is input)

Input Leakage current

High Level Digital

Output Voltage

Low Level Digital

Output Voltage

IIH

IIL

VOH1

VOH2

VI=VDD

VI= 0 V

IOH= 0.4 mA

IOH= 1 mA

—

—

2

mA

—

—

0.5

mA

0.5¥VDD —

VDD

V

0.8¥VDD —

VDD

V

VOL 1LSTTL, pull-up resistance : 500 W 0

0.2 0.4

V

Digital Output

Leakage Current

IO IS

—

—

10

mA

Input Capacitance

CIN

—

—

5

—

pF

Analog Interface Characteristics

Parameter

Symbol

Condition

Input Resistance

Output Load Resistance

Output Load Capacitance

Output Voltage Level (*1)

Offset Voltage

SGT, SGR Output Voltage

SGT Output Impedance

SGR Output Impedance

RIN

RL1

RL2

RL3

CL1

CL2

CL3

VO1

VO2

VO3

VOFGX

VOFGX

VSG

RSGT

RSGR

AIN+, AIN–, AIN2, PWI

GSX1, GSX2, VFRO

AOUT+

AOUT–

GSX1, GSX2, VFRO

AOUT+

AOUT–

GSX1, GSX2, VFRO

(RL=20kW)

AOUT+ (RL=1.2 kW)

AOUT– (RL=1.2 kW)

VFRO

VFRO

SGT, SGR

SGT

SGR

*1 –7.7 dBm (600 W) = 0 dBm0, +3.14 dBm0=1.30 VPP

(VDD= 2.7 to 3.6 V, Ta= –25 to +70°C)

Min. Typ Max. Unit

10

—

— MW

20

—

—

kW

1.2

—

—

kW

1.2

—

—

kW

—

— 100 pF

—

— 100 pF

—

— 100 pF

—

—

1.3

VPP

—

—

1.3

VPP

—

—

1.3

VPP

–100 — +100 mV

–20 — +20 mV

—

1.4

—

V

—

40

80

kW

—

4

8

kW

15/38

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