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SAA5290A Datasheet(PDF) 3 Page - NXP Semiconductors |
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SAA5290A Datasheet(HTML) 3 Page - NXP Semiconductors |
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3 / 33 page  February 1995 3 Philips Semiconductors Preliminary specification One page Economy Teletext/TV microcontroller SAA5290 QUICK REFERENCE DATA BLOCK DIAGRAM SYMBOL PARAMETER MIN. TYP. MAX. UNIT VDD supply voltage 4.5 5.0 5.5 V IDDM microcontroller supply current − 25 40 mA IDDA analog supply current − 35 50 mA IDDT teletext supply current − 20 30 mA fxtal crystal frequency − 12 − MHz Tamb operating ambient temperature −20 − +70 °C Fig.1 Block diagram. handbook, full pagewidth MLC102 DATA SLICER ACQUISITION TIMING TELETEXT ACQUISITION DISPLAY TIMING DISPLAY PAGE RAM OSCILLATOR 80C51 MICRO- CONTROLLER ANALOG-TO- DIGITAL CONVERTER PULSE WIDTH MODULATOR TIMER/ CTRS/ I C 2 data address 16K x 8 ROM PORT 3 9 to 12, 30 5 256 x 8 RAM PORT 2 1 to 8 8 TEXT INTERFACE PORT 1 45 to 52 8 PORT 0 14 to 21 8 P3.0 to P3.4/ ADC0 to ADC2 P2.0 to P2.7 PWM P1.0 to P1.7 / INT0, INT1, T0, T1, SDA, SCL P0.0 to P0.7 VSSA 22 VSSD2 VSSD1 28 13 43 RESET 40 OSCGND 42 OSCOUT 41 OSCIN SAA5290 37 VSYNC 36 HSYNC 27 FRAME RGBREF 34, 33, 32 R, G, B 35 31 VDS 29 COR 25 26 BLACK IREF CVBS0 CVBS1 23, 24 2 38 39 44 VDDM VDDT VDDA 3 |
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Similar Description - SAA5290A |
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