S1A0426C02

AM/FM 1 CHIP RADIO S1A0426C02 INTROCUCTION The S1A0426C02 is a monolithic integrated circuit designed for radio cassette tape recorders, clock radios and headphone radios. 30−SDIP−400 FUNCTIONS AM/FM RF AMP AM AGO Control Audio Power AMP DC Volume FM Quadrature DET AUDIO MUTE Local OSC FM AFO Control Tuning Indicator AM/FM IF AMP AM DET 28−SOP−375 FEATURES Built-in AM/FM Switching Circuit Wide operating supply voltage: VCC = 2V − 8.5V Low current consumption (VCC = 3V) — FM: ICCQ = 5.3 mA (Typ) — AM: ICCQ = 3.4 mA (Typ) High Power Audio Amplifier: 0.5W (typ) at VCC = 6V, RL = 8Ω, THD = 10% ORDERING INFORMATION Device S1A0426C02-A0B0 S1A0426C02-S0B0 Package 30−SDIP−400 28−SOP−375 Operating Temperature −20°C − +70°C −20°C − +70°C 1 S1A0426C02 AM/FM 1 CHIP RADIO BLOCK DIAGRAM GND 30 29 (28) AM OUT 28 VCC 27 Ripple Filter 26 (25) VOL AF IN 25 (24) DET OUT 24 (23) AFC AGC 23 (22) AFC AGC 22 IF TUNING GND METER N.C 21 20 (20) (19) Tuning Meter 19 FM IF IN 18 (19) AM BAND IF IN SELECT 17 16 (16) (15) (27) (26) (21) (17) FM/AM IF DET/AGC PWR AM F/E FM F/E (1) 1 2 MUTE 3 FM Disc (2) 4 NF (3) 5 (4) 6 VOL (5) 7 AFC AM OSC (6) 8 FM OSC (7) 9 REG OUT (8) 10 FM RF (9) 11 (10) 12 N.C (11) 13 (12) 14 (13) 15 (14) AMRF IN FM RF RF IN GND FM/AM IF OUT NOTE: ( ) 28-SOP Package ABSOLUTE MAXIMUM RATINGS (Ta = 25°C) Characteristic Supply Voltage Power Dissipation Operating Temperature Storage Temperature Symbol VCC PD TO...