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M64894GP Datasheet(PDF) 1 Page - Mitsubishi Electric Semiconductor |
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M64894GP Datasheet(HTML) 1 Page - Mitsubishi Electric Semiconductor |
1 / 8 page MITSUBISHI ICS (TV) M64894FP/GP SERIAL INPUT PLL FREQUENCY SYNTHESIZER FOR TV/VCR 1 DESCRIPTION The M64894 is a semiconductor integrated circuit consisting of PLL frequency synthesizer for TV/VCR using I2C BUS control. It contains the prescaler with operating up to 1.3GHz, 4 band drivers and tuning Amplifier for direct tuning. Built-in 4 band drivers. FEATURES • 4 integrated PNP band drivers (Io=40mA,Vsat=0.2V typ@Vcc1 to 13.2V) • Built-in high-withstanding voltage tuning Amplifier • Low power dissipation (Icc=20mA, Vcc=5V) • Built-in prescaler with input amplifier (Fmax=1.3GHz) • I2C bus control (Read and write mode) • X’tal 4MHz is used to realize 3 type of tuning steps (Division ratio 1/512, 1/640, 1/1024) • Built-in 5-level A/D converter • Programmable chip address • 16-pin small SOP/SSOP package APPLICATION TV, VCR tuners RECOMMENDED OPERATING CONDITION Supply voltage range..............................................VCC1=4.5 to 5.5V VCC2=VCC1 to 13.2V VCC3=28 to 35V Rated supply voltage...........................................................VCC1=5V VCC2=12V VCC3=33V PIN CONFIGURATION (TOP VIEW) FUNCTION • 2-modulus prescaler (1/32 and 1/33) • Built-in 4MHz crystal oscillator and reference divider • Programmable divider (10-bit M counter, 5-bit S counter) • Tri-state phase comparator • Lock detector • Band switch driver • Op. Amp for direct tuning • I2C bus receiver • 5-level A/D converter Xin ADS SDA SCL ADC VCC3 Vtu Vin CRYSTAL PRESCALER GND SUPPLY SUPPLY BAND OUTPUTS BS4 BS3 BS2 BS1 INPUT fin GND VCC1 VOLTAGE 1 VOLTAGE 2 VCC2 Outline 16P2S-A (FP) 16 13 14 15 1 4 3 2 12 5 11 6 10 7 9 8 SWITCHING CHIP ADDRESS INPUT OSCILLATOR DATA INPUT CLOCK INPUT A/D INPUT SUPPLY VOLTAGE 3 TUNING OUTPUT FILTER INPUT 16P2Z-A (GP) |
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