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U6209B-GFPG3 Datasheet

  • U6209B-GFPG3

  • 1.3 GHz PLL for TV- and VCR- Tuner

  • 11頁

  • TEMIC

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U6209B
1.3 GHz PLL for TV- and VCR- Tuner
Description
The U6209B is a single chip PLL frequency synthesizer
with unidirectional I
2
C-bus control. This IC contains a
high frequency prescaler which can be switched off.
Five open collector switching outputs are available. The
U6209B has a programmable 512/1024 reference divider.
Features
D
1.3 GHz divide-by-8 prescaler integrated
(can be bypassed)
D
Four addresses selectable at Pin 10 for multi-tuner
application
D
15 bit counter accepts input frequencies up to
170 MHz
D
31.25 kHz ( 鈥?.3 GHz ) / 3.90625 kHz ( 鈥?70 MHz )
tuning steps with 4MHz Xtal
D
Programmable reference divider: divider by 512 or
1024
D
Electrostatic protection according to MILSTD 883
D
SO16 small package
D
m
P-controlled by I
2
C-Bus (MC44818 data format
compatible)
D
Five port outputs (open collector )
Block Diagram
P4 P0
11 9
P1 P2 P3
8 7 6
AS
10
SCL
5
SDA
4
I2C Bus
Control
5-bit latch
Switching
Outputs
T1
7-bit latch
8-bit latch
5-bit latch
Gate
15-bit latch
PSC
T0 5I
RD1,2
OS
14
RFi
13
1 OR 8
Prescaler
15-bit counter
FPRD
Phase
Detector
Charge
Pump
16
VD
1
PD
Osc.
512 /
1024
FRFD
12
Vs
15
GND
2
3
Crystal
95 10750
Figure 1.
Ordering Information
Extended Type Number
U6209B-GFPG3
Package
SO16 plastic package
Remarks
Taped and reeled
TELEFUNKEN Semiconductors
Rev. A2, 30-Aug-96
1 (11)
Preliminary Information

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