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TDA6503 Folha de dados(PDF) 8 Page - NXP Semiconductors |
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TDA6503 Folha de dados(HTML) 8 Page - NXP Semiconductors |
8 / 44 page 2000 Mar 16 8 Philips Semiconductors Preliminary specification 5 V mixers/oscillators and synthesizers for cable TV and VCR 2-band tuners TDA6502; TDA6502A; TDA6503; TDA6503A handbook, halfpage UHFIN1 UHFIN2 VHFIN RFGND IFFIL1 IFFIL2 PVHFL PVHFH PUHF FMST SW CE/AS DA CL UHFOSCIB2 UHFOSCOC2 UHFOSCOC1 UHFOSCIB1 OSCGND VHFOSCIB VHFOSCOC GND IFOUT VCC XTAL VT CP LOCK/ADC 1 2 3 4 5 6 7 8 9 10 11 12 13 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 TDA6502 TDA6502A FCE570 Fig.2 Pin configuration for TDA6502 and TDA6502A. handbook, halfpage UHFIN1 UHFIN2 VHFIN RFGND IFFIL1 IFFIL2 PVHFL PVHFH PUHF FMST SW CE/AS DA CL UHFOSCIB2 UHFOSCOC2 UHFOSCOC1 UHFOSCIB1 OSCGND VHFOSCIB VHFOSCOC GND IFOUT VCC XTAL VT CP LOCK/ADC 1 2 3 4 5 6 7 8 9 10 11 12 13 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 TDA6503 TDA6503A FCE571 Fig.3 Pin configuration for TDA6503 and TDA6503A. 8 FUNCTIONAL DESCRIPTION 8.1 Control mode selection The device is controlled via the I2C-bus or the 3-wire bus, depending on the voltage applied to pin SW (see Table 2). A LOW level on pin SW enables the I2C-bus: pins CE/AS, DA and CL are used as address selection (AS), serial data (SDA) and serial clock (SCL) input respectively. A HIGH level on pin SW enables the 3-wire bus: pins CE/AS, DA and CL are used as chip enable (CE), data and clock inputs respectively. Table 2 Bus format selection PIN I2C-BUS MODE 3-WIRE BUS MODE SYMBOL TDA6502; TDA6502A TDA6503; TDA6503A SW 11 18 LOW-level voltage or ground HIGH-level voltage or open-circuit CE/AS 12 17 address selection input enable input DA 13 16 serial data input data input CL 14 15 serial clock input clock input LOCK/ADC 15 14 ADC input or test output lock detector output or test output |
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Descrição semelhante - TDA6503 |
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