E-TDA7479AD STMicroelectronics, E-TDA7479AD Datasheet
E-TDA7479AD
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E-TDA7479AD Summary of contents
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... Table 1. Device summary Order code (1) E-TDA7479D (1) E-TDA7479AD 1. Device in ECOPACK® package (see November 2008 Single chip RDS demodulator + filter The device is made up of two sections: a cascaded antialiasing + switched capacitors 8 bandpass filter for precise RDS band selection and a demodulating section that performs the ...
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... Contents Contents 1 Block diagram and pin description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 1.1 Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 1.2 Pin description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 2 Electrical specification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 2.1 Thermal data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 2.2 Absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 2.3 Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 3 Output timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 4 Oscillator controls (FSEL, OSEL Package information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 6 Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 2/12 TDA7479 ...
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... TDA7479 1 Block diagram and pin description 1.1 Block diagram Figure 1. Block diagram 4 MPX 270pF ANTIALIASING 8 FILOUT 100nF VREF 3 + 10μF 6 GND 1.2 Pin description Figure 2. Pin connection (top view) C1 27pF T57 OSCIN 15 2nd ORDER FILTER 8th ORDER 57KHz PLL SC-BANDPASS FILTER ...
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... GND = external driven Ground Output for ARI indication: – high when RDS+ARI are present – high when only ARI is present – low when only RDS is present – undefined when nos signal is present Filter output Frequency selector pin: – 100 kHz 17.328 MHz S – ...
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... TDA7479 2 Electrical specification 2.1 Thermal data Table 3. Thermal data Symbol R Thermal resistance junction to case th j-case 2.2 Absolute maximum ratings Table 4. Absolute maximum ratings Symbol V Supply voltage S T Operating temperature range op T Storage temperature stg 2.3 Electrical characteristics Table 5. Electrical characteristics (T = 25°C, V ...
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... CLH Amplitude OSCOUT Amplitude OSCIN V PP (for external drive The 3 harmonic (57 kHz) must be less than -40 dB with respect to the input signal plus gain. 6/12 = 5V, unless otherwise specified) Test condition all with internal pull down resistor with internal pull up resistor (pull-down input) ...
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... Output timing The RDS (1187.5Hz) output clock on RDCL line is synchronized to the incoming data. According to the internal PLL lock condition data change can result on the falling or on the rising clock edge (see Figure 3). Whichever clock edge is used by the decoder (rising or falling edge) the data will remain valid for 416.7 µ ...
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... Oscillator controls (FSEL, OSEL) 4 Oscillator controls (FSEL, OSEL) Three different crystal frequencies can be used. The adoption of the internal clock divider to the external crystal is achieved via the input pin FSEL. See the following table for reference: Table 6. Crystal frequencies Crystal 4.332MHz 8.664MHz 17 ...
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... Package information In order to meet environmental requirements, ST (also) offers these devices in ECOPACK packages. ECOPACK is marked on the package and on the inner box label, in compliance with JEDEC Standard JESD97. The maximum ratings related to soldering conditions are also marked on the inner box label. ECOPACK trademark. ECOPACK specifications are available at: www.st.com. ...
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... D (1) 4.900 E 6.200 E1 (1) 4.300 e L 0.450 L1 k aaa Note and E1 does not include mold flash or protrusions. Mold flash or potrusions shall not exceed 0.15mm (.006inch) per side. 10/12 mm inch TYP. MAX. MIN. TYP. MAX. 1.200 0.047 0.150 0.002 0.006 1 ...
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... Table 8. Document revision history Date 10-Sep-2004 20-Nov-2004 02-Dec-2004 04-Nov-2008 Revision 4 Initial release. Add in Table 5: Electrical characteristics on page 5 5 ARI Detection Sensitivity” parameters. 6 Modified the order codes table. Document reformatted. 7 Updated Table 1: Device summary on page Updated Section 5: Package information on page Revision history Changes the “ ...
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