SP5054 Overview
SP5054 2.6GHz 3-Wire BUS Controlled Synthesiser DS3048 - 3.4 May 1996 The SP5054 is a single-chip frequency synthesiser designed for satellite TV tuning systems. It is a programming variant of the SP5055, allowing the design of one tuner with either I2C bus or 3-wire bus format, depending on which device is inserted. The SP5054, when used with a satellite varactor tuner, forms a plete phase locked loop tuning system.
SP5054 Key Features
- s Pin patible with SP5055
- s Low Radiation s Varactor Drive Amplifier Disable s Charge Pump Disable s Single Port 18/19 Bit Serial Data Entry s Fou
- See notes on pin patibility
- top view