SM8222B 查看數據表（PDF） - Nippon Precision Circuits

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SM8222B

Caller ID Service IC with Call Waiting

Nippon Precision Circuits  

SM8222A/B

Input Stage Amplifier Characteristics

s SM8222A

VDD = 3.0 ± 0.3 V, GND = 0 V, fCLK = 3.579545 MHz, Ta = −20 to 85 °C

Parameter

Input leakage current

Input resistance

DC open loop voltage gain

Unity gain frequency

Maximum load capacitance

Maximum load resistance

Symbol

IIN

RIN

AVOL

fC

CL

RL

Condition

Rating

Unit

min

typ

max

–

–

1

µA

–

TBD

–

MΩ

TBD

–

–

dB

TBD

–

–

MHz

–

–

TBD

pF

50

–

–

kΩ

s SM8222B

VDD = 5.0 ± 0.5 V, GND = 0 V, fCLK = 3.579545 MHz, Ta = −20 to 85 °C

Parameter

Input leakage current

Input resistance

DC open loop voltage gain

Unity gain frequency

Maximum load capacitance

Maximum load resistance

Symbol

IIN

RIN

AVOL

fC

CL

RL

Condition

Rating

Unit

min

typ

max

–

–

1

µA

–

TBD

–

MΩ

TBD

–

–

dB

TBD

–

–

MHz

–

–

TBD

pF

50

–

–

kΩ

Timing Characteristics

FSK decoder

s SM8222A

VDD = 3.0 ± 0.3 V, GND = 0 V, fCLK = 3.579545 MHz, Ta = −20 to 85 °C

Parameter

Power-down release to oscillator start

time

Carrier detect ON time

Final data to carrier detect OFF time

Symbol

tDOSC

tDAQ

tDCH

Condition

Rating

Unit

min

typ

max

–

5

–

ms

2.5

–

10

ms

3.75

–

11.25

ms

s SM8222B

VDD = 5.0 ± 0.5 V, GND = 0 V, fCLK = 3.579545 MHz, Ta = −20 to 85 °C

Parameter

Power-down release to oscillator start

time

Carrier detect ON time

Final data to carrier detect OFF time

Symbol

tDOSC

tDAQ

tDCH

Condition

Rating

Unit

min

typ

max

–

5

–

ms

2.5

–

10

ms

3.75

–

11.25

ms

NIPPON PRECISION CIRCUITS—8

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