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RC2798 Datasheet(PDF) 3 Page - Fairchild Semiconductor |
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RC2798 Datasheet(HTML) 3 Page - Fairchild Semiconductor |
3 / 12 page PRODUCT SPECIFICATION RC2798 3 Electrical Characteristics (TA = 25°C ) Standard Characteristics (VCC = 5V, TA = 25°C) Parameter Test conditions Min. Typ. Max. Unit AGC Amplifier, Oscillator, and Mixer Blocks (Vcc = 5V) Icc1 Supply current 1 no input signal 17.0 23.0 31.0 mA fRF RF input frequency range 30 250 MHz fOSC OSC frequency range 30 250 MHz fIF IF output frequency range DC 150 MHz CGMAX Maximum conversion gain VAGC = 4.0V 25 dB CGMIN Minimum conversion gain VAGC = 1.0V -7 dB GCR AGC dynamic range VAGC = 1.0 to 4.0V 24 32 40 dB NF Noise figure SSB, VAGC = 4.0V At maximum gain 9dB VAGC H AGC voltage high level At maximum gain 4.0 V VAGC L AGC voltage low level At minimum gain 1.0 V Video Amplifier Block (Vcc = 5V) Icc2 Supply current 2 No input signal 7.0 12.5 17.0 mA VOUT Output voltage RL = 1K W, differential 3.0 Vp-p G1 Differential gain 1 G1A-G1B pins: short, VOUT = 3Vp-p 150 200 250 V/V G2 Differential gain 2 G1A-G1B pins: open, VOUT = 3Vp-p 22.0 26.0 30.0 V/V Video Amplifier Block (Vcc = 9V) Icc2 Supply current 2 no input signal 18.0 24.0 32.0 mA VOUT Output voltage RL = 1K W, differential 3.0 Vp-p G1 Differential gain 1 G1A-G1B pins: short, RL = 2K W 300 385 470 V/V G2 Differential gain 2 G1A-G1B pins: open, RL = 2K W 25.0 28.5 32.0 V/V Video Amplifier Block (Vcc = 5V or 9V) BWG1 Bandwidth 1 G1 50 MHz BWG2 Bandwidth 2 G2 50 MHz Rin1 Input resistance 1 G1 3.5 K W Rin2 Input resistance 2 G2 7.5 K W Cin Input capacitance 1.6 pF Parameter Test conditions Min. Typ. Max. Unit AGC Amplifier Block (Vcc = 5V) AGC IIP3 AGC input intercept point At minimum gain (AGC amplifier + mixer) -9 dBm Video Amplifier Block (Vcc = 5V or 9V) CMRR Common mode rejection ratio 80 dB PSRR Power supply rejection ratio 70 dB tr Rise time 2.6 nS tPD Propagation delay time 4.4 nS |
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Similar Description - RC2798 |
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