U6209B
U6209B is 1.3 GHz PLL manufactured by TEMIC Semiconductors.
.Data Sheet.co.kr
1.3 GHz PLL for TV- and VCR- Tuner
Description
The U6209B is a single chip PLL frequency synthesizer with unidirectional I2C-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 15 bit counter accepts input frequencies up to 170 MHz D Programmable reference divider: divider by 512 or 1024 D m P-controlled by patible) D Four addresses selectable at Pin 10 for multi-tuner application D 31.25 k Hz (
- 1.3 GHz ) / 3.90625 k Hz (
- 170 MHz ) tuning steps with 4MHz Xtal D Electrostatic protection according to MILSTD 883 D SO16 small package
I2C-Bus
(MC44818 data format
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
T0 5I
RD1,2
14 RFi 13
1 OR 8 Prescaler
15-bit counter
FPRD
Phase Detector
Charge Pump
16 VD
1 PD Osc. 512 / 1024...