Description
The SP5669 is a single chip frequency synthesiser designed for tuning systems up to 2.7GHz and offers step size compatible with DTT offset requirements.

Features
● Complete 2.7GHz single chip system
● Compatible with UK DTT offset requirements
● Optimised for low phase noise
● Selectable divide by two prescaler
● Selectable reference division ratio
● Selectable reference/comparison frequency output
● Selectable charge pump current
● Four selectable I2C bus address
● 5–level ADC
● Pin compatible with the SP5658 3–wire bus controlled synthesiser and SP5659 I2C bus synthesiser and SP5659 I2C bus synthesiser ESD protection; (Normal ESD handling procedures should be observed)

Applications
● Complete 2.7GHz single chip system
● Optimised for low phase noise