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U4283BM

Features: ` Reference oscillator up to 15 MHz` Two programmable 16 bit dividers adjustable from 2 to 65535` Fine tuning steps: AM 1 kHz FM 2 kHz` Three programmable switching outputs (open drain up to 20 V)` Few external component requirements due to integrated loop-transistor for AM/FM` High sign...

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U4283BM: Features: ` Reference oscillator up to 15 MHz` Two programmable 16 bit dividers adjustable from 2 to 65535` Fine tuning steps: AM 1 kHz FM 2 kHz` Three programmable switching outputs (open drain up ...

U4283BM Data Sheet

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Part Number:
U4283BM
Supply Ability:
5000

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  • 1~5000
  • Unit Price
  • Negotiable
  • Processing time
  • 15 Days
Total Cost: $ 0.00

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Upload time: 2024/10/31

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Product Details

Description



Features:

` Reference oscillator up to 15 MHz
` Two programmable 16 bit dividers adjustable from 2 to 65535
` Fine tuning steps: AM 1 kHz
                                 FM  2 kHz
` Three programmable switching outputs (open drain up to 20 V)
` Few external component requirements due to integrated loop-transistor for AM/FM
` High signal/ noise ratio




Pinout

Connection Diagram


Specifications

Parameter
Symbol
Value
Unit
Supply voltage Pin 1
VDD
0.3 to +6
V
Input voltages Pins 2, 3, 4, 10, 12, 18 and 19
VI
0.3 to VDD + 0.3
V
Output currents Pins 3, 5, 6, 7, 8 and 9
I0
1 to +5
mA
Output drain voltage Pins 6, 7, 8 and 9
VOD
20
V
Output voltage Pins 13 and 16
VAO
15
V
Output current Pins 13 and 16
IAO
1 to +20
mA
Ambient temperature
Tamb
25 to +85
°C
Storage temperature
Tstg
40 to +125
°C
Junction temperature
Tj
125
°C
Electrostatic handling (MIL Standard 883C)
±VESD
2000
V



Description

The U4283BM is an integrated circuit in BICMOS technology for frequency synthesizer. It performs all the functions of a PLL radio tuning system and is controlled by I2C bus. The U4283BM is designed for all frequency synthesizer applications of radio receivers, as well as RDS (Radio Data System) applications.




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