MSM7502 datasheet(21/35 Pages) OKI

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¡ Semiconductor

MSM7502

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AC Characteristics 4 (Sounder Output Circuit)

VST1

VST2

VST3

VST4

Sounder Tone Output

Amplitude (VOL13)

Vpp

4.0

1.28

0.47

0.28

3.25

0.73

0.25

0.13

—

1.98

0.65

0.45

Vol.1

Vol.2

Vol.3

Vol.4

——

730 W between

SA0 and SA1.

Measured at

each out

Parameter

Symbol

Condition

Typ.

Unit

Min.

Max.

Freq.

(Hz)

Level

(dBV)

(VDD = 5 V ±5%, Ta = –10°C to +70°C)

LCD Defelection Angle Control Voltage Output

VLCD

Output Voltage

1.70

1.50

1.30

1.10

0.85

0.55

0.30

0.0

1.40

1.25

1.05

0.85

0.65

0.35

0.15

0.0

2.00

1.75

1.55

1.35

1.05

0.75

0.45

0.05

DB2

DB1

DB0

Output Resistance

ROLCD

1.0

——

—

Output Load

RLLCD

—

100

—

To GND

(VDD = 5 V ±5%, Ta = –10°C to +70°C)

Min.

Max.

Parameter

Symbol

Condition

Typ.

Unit

Digital Interface Characteristics

tPDLA

Digital Output (Latch)

Delay Time

—

0.2

1.5

WRÆLA, LB

WRÆPO0 to PO7

Pull-up resistance : 10 kW

Key Scanning Output

Delay Time

tPDSCN

—

0.2

1.5

tPDDATA

Digital Output (Data)

Delay Time

150

RDÆDB0 to DB7

BCLOCKÆPCMOUT

Pull-up resistance : 500 W

CODEC Data Output

Delay Time

tPDCOD

100

(VDD = 5 V ±5%, Ta = –10°C to +70°C)

Min.

Max.

Parameter

Symbol

Condition

Typ.

Unit

MSM7502 Datasheet(PDF) 21 Page - OKI electronic componets

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