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TDA6509 Datasheet(PDF) 5 Page - NXP Semiconductors |
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TDA6509 Datasheet(HTML) 5 Page - NXP Semiconductors |
5 / 42 page 2005 Mar 25 5 Philips Semiconductors Product specification 3-band mixer/oscillator and PLL for terrestrial tuners TDA6508; TDA6508A; TDA6509; TDA6509A 6 BLOCK DIAGRAM mdb250 REFERENCE DIVIDER 64, 80, 128 CRYSTAL OSCILLATOR 4 MHz 15-BIT PROGRAMMABLE DIVIDER 15-BIT FREQUENCY REGISTER PHASE COMPARATOR IN-LOCK DETECTOR CHARGE PUMP TUNE AMP FL T0 T1 T2 CP CP T2 T1 T0 RSA RSB WSB CONTROL REGISTER FL I2C-BUS / 3-WIRE BUS TRANSCEIVER 3-BIT ADC PORT REGISTER FL fref fref 1/2fdiv fdiv GATE RF INPUT VHF LOW BAND VHF LOW BAND MIXER VHF LOW BAND OSCILLATOR RF INPUT VHF HIGH BAND VHF HIGH BAND MIXER VHF HIGH BAND OSCILLATOR T0, T1, T2 RSA RSB LOW_RFIN RF_GND MID_RFIN1 MID_RFIN2 XTAL_REF SCL SDA AS VCC LOW_OSCOUT LOW_OSCIN OSC_GND MID_OSCIN1 MID_OSCIN2 PLL_GND P0 P1 P2 P3 ADC/P4 5 (28) 6 (27) 3 (30) 4 (29) 17 (16) 16 (17) 15 (18) 21 (12) 18 (15) 14 (19) 11 (22) 12 (21) 13 (20) 29 (4) 28 (5) 30 (3) 32 (1) 31 (2) 25 (8) TDA6508 TDA6508A (TDA6509) (TDA6509A) RF INPUT UHF BAND UHF MIXER UHF OSCILLATOR HIGH_RFIN1 HIGH_RFIN2 HIGH_OSCIN1 HIGH_OSCIN2 IFAMP_OUT1 IFAMP_OUT2/ IF_GND IFAMP_IN1 IFAMP_IN2 MIX_OUT1 MIX_OUT2 CP VT 1 (32) 2 (31) 27 (6) 23 (10) 24 (9) 9 (24) 10 (23) 7 (26) 8 (25) 19 (14) 20 (13) 22 (11) 26 (7) FILTER BUFFER SYMMETRICAL/ASYMMETRICAL IFAMPLIFIER PLL SYNTHESIZER WEAK SIGNAL BOOSTER SAW DRIVER WSB Fig.1 Block diagram. (1) ‘A’ versions only. The pin numbers in parenthesis refer to versions TDA6509 and TDA6509A. |
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