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U6225B

Features: ·2.9 GHz divide-by-16 prescaler integrated·Universal bus: I2C-bus or 3-wire-bus I2C-bus software compatible to U6204B 3-wire-bus software compatible to U6358B (19 bit)·I2C-bus mode: 5 switching outputs (open collector) 4 addresses selectable at pin 10 for multituner application·3-wire-bu...

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SeekIC No. : 004534988 Detail

U6225B: Features: ·2.9 GHz divide-by-16 prescaler integrated·Universal bus: I2C-bus or 3-wire-bus I2C-bus software compatible to U6204B 3-wire-bus software compatible to U6358B (19 bit)·I2C-bus mode: 5 swit...

U6225B Data Sheet

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Part Number:
U6225B
Supply Ability:
5000

Price Break

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

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Product Details

Description



Features:

·2.9 GHz divide-by-16 prescaler integrated
·Universal bus: I2C-bus or 3-wire-bus I2C-bus software compatible to U6204B 3-wire-bus software compatible to U6358B (19 bit)
·I2C-bus mode: 5 switching outputs (open collector) 4 addresses selectable at pin 10 for multituner application
·3-wire-bus mode: 4 switching outputs (open collector) Locksignal output (open collector)
·Low power consumption (typical 5 V / 23 mA)
·Electrostatic protection according to MIL-STD 883




Pinout

Connection Diagram


Specifications

Parameters
Symbol
Value
Unit
Supply voltage Pin 12
Vs
0.3 to 6
V
RF input voltage Pin 13, 14
RFi
0.3 to Vs+0.3
V
Switching output current Open collectors
Pin 6 9, 11
SW 1, 4-7
0.3 to Vs+0.3
mA
Total current of switching outputs Open collectors
Pin 6 9, 11
SW 1, 4-7
50
mA
Switching output voltage Pin 6 9, 11
in off state:
in on state:
SW 1, 4-7
0.3 to 14
0.3 to 6
V
V
Bus input/output voltage Pin 4
Pin 5
VSDA
VSCL
0.3 to 6
0.3 to 6
V
V
SDA output current open collector
Pin 4
ISDA
1 to 5
mA
Address select voltage Pin 10
VAS / ENA
0.3 to Vs+0.3
V
Charge pump output voltage
Pin 1
PD
0.3 to Vs+0.3
V
Active filter output voltage
Pin 16
VD
0.3 to Vs+0.3
V
Crystal oscillator voltage Pin 2
Q1
0.3 to Vs+0.3
V
Junction temperature
Tj
40 to 125
Storage temperature
Tstg
40 to 125
Rev. A1: 25.10.1995


Description

The U6225B is a single chip PLL for SAT-TV tuners. It contains on one chip all functions required for PLL control of a VCO. This IC also contains a high frequency prescaler and can handle frequencies up to 2.9 GHz.

The U6225B has a fixed reference divider of 512, while the U6223B has a programmable 256/ 512/ 1024 reference divider




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