SM9501A/B

NIPPON PRECISION CIRCUITS INC.—1

Radio Controlled Clock Receiver IC

OVERVIEW

from an external antenna, amplifies it, detects the data signal, and outputs a digital time code signal.

FEATURES

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Operating supply voltage range

• 2.4 to 3.6V (A version)

• 4.5 to 5.5V (B version)

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Operating current consumption

•55

µA (typ) @3V (A version)

•55

µA (typ) @5V (B version)

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Standby current consumption

• 0.1

µA (max) @3V (A version)

• 0.1

µA (max) @5V (B version)

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High sensitivity: 0.5

µVrms input

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Wide frequency range (35kHz to 80kHz)

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Include analog switch for antennatuning capaci-

tors change

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AGC gain hold function

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External crystal filter connection

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BiCMOS process

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Package:16-pin VSOP, Chip form

ORDERING INFORMATION

PINOUT

(Top view)

PACKAGE DIMENSIONS

(Unit: mm)

Device

Package

SM9501AV

16-pin VSOP

SM9501BV

CF9501A

Chip form

VDDA

1

IN1

IN3

IN2

16

VDD

PON

OUT

VSS

FCN

XO

VSSA

XI

8

HLDN

CP

CB

9

LF

0.275TYP

5.1 ± 0.2

0.65

0.12

0.10

M

0.22

− 0.05

+ 0.1

0.15 − 0.05

+ 0.1

0 to 10 °