DESCRIPTION
The TK15522V is a wide band IF IC capable of operating up to 50MHz. It includes a dual RSSI; one is for carrier sensing and the other is for AM logarithmic demodulation. Therefore, it is suitable for ETC system.

FEATURES
■ IF Limitter Amplifier: up to 50MHz
■ AM Logarithmic Demodulator
■ RSSI Output with High Speed Rectifier
■ RSSI Comparator
■ High Speed Data Comparator with Enable: to 2Mbps
■ Active High On/off Control(Battery Save Function)
■ Very Small Package: TSSOP-16

APPLICATIONS
■ ETC(Electronic Toll Collection) System
■ Wide Band ASK Demodulation