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Part Number
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U4221B |
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Manufacturer
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TEMIC Semiconductors |
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Description
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Radio Controlled Clock Receiver |
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Published
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Nov 21, 2011 |
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Detailed Description
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www.DataSheet.co.kr
U4221B
Radio Controlled Clock Receiver
Description
The U4221B is a bipolar integrated straight thro...
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|
Datasheet
|
U4221B
|
Overview
www.
DataSheet.
co.
kr
U4221B
Radio Controlled Clock Receiver
Description
The U4221B is a bipolar integrated straight through receiver circuit in the frequency range of 60 to 80 kHz.
The device is designed for radio controlled clock application.
Features
D Low power consumption D Very high sensitivity D High selectivity by quartz resonator D Stop-function available D Only a few external components necessary D Digitized serial output signal
Block Diagram
PON 14 TCO 13 FSI 12 NC 10 VCCD 9
VCCA 16
Power supply
Driver
Comparator
FSS 11
GND 15 AGC
CAGC 4 IN2 1 IN1 2 Amplifier 1 Amplifier 2 Demodulator
3 GND (analog)
8 OUTA1
6 INA2
Figure 1.
7 GND (digital)
5 CDEM
93 7506 e
TELEFUNKE...
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