TSA5518M Description
TSA5518M The device is a single chip PLL frequency synthesizer designed for TV tuning systems. Control data is entered via the I2C-bus; five serial bytes are required to address the device, select the oscillator frequency, program the 7 output ports and set the charge-pump current.
TSA5518M Key Features
- plete 1.3 GHz single chip system
- Low power 5 V, 40 mA
- I2C-bus programming
- One pin crystal oscillator
- In-lock flag
- Varicap drive disable
- Low radiation
- Address selection for picture in picture (PIP), DBS tuner, and so on
- 5-level A/D converter
- 7 bus-controlled ports (4 open-collector outputs and 3 emitter follower outputs), 1 bidirectional port