TSA5512 Overview
TSA5512 The TSA5512 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, programme the eight output ports and set the charge-pump current.
TSA5512 Key Features
- plete 1.3 GHz single chip system
- Low power 5 V, 35 mA
- I2C-bus programming
- In-lock flag
- Varicap drive disable
- Low radiation
- Address selection for Picture-In-Picture (PIP), DBS tuner (3 addresses)
- Analog-to-digital converter
- 8 bus controlled ports (6 for TSA5512T), 8 open collector outputs (4 bidirectional)
- Power-down flag