SM8222AP View Datasheet(PDF) - Nippon Precision Circuits

Part Name

Description

Manufacturer

SM8222AP

Caller ID Service IC with Call Waiting

Nippon Precision Circuits  

SM8222A/B

Output timing circuit: mode 1

s SM8222A

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

Parameter

DCLK rise time

DCLK fall time

Duty

Frequency

DCLK to DR setup time

DR to DCLK hold time

Symbol

tr1

tf1

fDCLK1

tDDS

tDDH

Condition

DCLK

DCLK

DCLK

DCLK

DCLK → DR

DR → DCLK

Rating

Unit

min

typ

max

–

–

TBD

ns

–

–

TBD

ns

30

–

70

%

–

–

1

MHz

500

–

–

ns

500

–

–

ns

s SM8222B

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

Parameter

DCLK rise time

DCLK fall time

Duty

Frequency

DCLK to DR setup time

DR to DCLK hold time

Symbol

tr1

tf1

fDCLK1

tDDS

tDDH

Condition

DCLK

DCLK

DCLK

DCLK

DCLK → DR

DR → DCLK

Rating

Unit

min

typ

max

–

–

TBD

ns

–

–

TBD

ns

30

–

70

%

–

–

1

MHz

500

–

–

ns

500

–

–

ns

NIPPON PRECISION CIRCUITS—10

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