TA1303AFN

TENTATIVE TOSHIBA BIPOLAR LINEAR INTEGRATED CIRCUIT SILICON MONOLITHIC TA1303AFN TA1303AFN MIXER / OSCILLATOR BUILT-IN FREQUENCY SYNTHESIZER FOR VHF, CATV AND UHF BAND. The TA1303AFN is a single chip which integrates a PLL and a MIX · OSC for VHF, CATV and UHF band. The control data conforms to 3-wire bus and I2C bus formats. Bus-SW can be used to easily switch for easy tuner system set-up. Flat, compact package: SSOP30 (0.65 mm pitch) FEATURES l MIX · OSC block · VHF · CATV bands: Mixer and Oscillator · UHF bands: Mixer and Oscillator · Built-in IF amplifier · Single IF output terminal l PLL block · Standard bi-directional I2C bus format control Weight: 0.17g (Typ.) · 3-wire bus format control · 18-bit and 19-bit automatical discrimination circuit (when 3-wire bus selected) · Tuning amplifier · 4-bit bandswitch drive transistor · 5-levels A / D convertor (when I2C bus selected) · Frequency step: 31.25 kHz, 50 kHz and 62.5 kHz (at 4 MHz X’tal used) · 4 programmable chip addresses (when I2C bus selected) · Power on reset circuit · 1 / 4 prescaler Note: These devices are easy to be damaged by high static voltage or electric fields. In regard to this, please handle with care. To input summary items. 1 2003-04-02 BLOCK DIAGRAM TA1303AFN 2 2003-04-02 TERMINAL FUNCTION PIN No. PIN NAME FUNCTION 1 CL / SCL 3-wire bus : clock data input I2C bus : serial clock data input Please refer the description (Table. 1) on page 13. TA1303AFN INTERFACE 2 DA / SDA ...