NJM2575F1-TE1

NJM2575 LOW VOLTAGE VIDEO AMPLIFIER WITH LPF ■GENERAL DESCRIPTION ■PACKAGE OUTLINE The NJM2575 is a Low Voltage Video Amplifier contained LPF circuit, 75Ω driver to connect TV monitor directly. The mute circuit with power save function is suitable for low power design. The NJM2575 is suitable for down NJM2575F1 ■FEATURES ●Operating Voltage 2.8 to 5.5V ●Input Composite Video Signal 1.0Vpp ●Internal Low Pass Filter ●Operating Current 7.0mA typ. at Vcc=3.0V ●Operating Current Power Save Mode 60uA typ.at Vcc=3.0V ●Bipolar Technology ●Package Outline MTP6 ■BLOCK DIAGRAM V+ 6 6dB Vin 4 75Ω Driver LPF CLAMP 5 GND 2 Vout 3 Vsag 1 Power Save -1- NJM2575 (Ta=25°C) ■ABSOLUTE MAXIMUM RATINGS PARAMETER Supply Voltage Power Dissipation Operating Temperature Range Storage Temperature Range SYMBOL V+ PD Topr Tstg RATINGS 7.0 200 -40 to +85 -40 to +125 UNIT V mW °C °C ■ELECTRICAL CHARACTERISTICS ( V+=3.0V,RL=150Ω,Ta=25°C) PARAMETER SYMBOL Operating Voltage Vopr Operating Current ICC TEST CONDITION MIN. TYP. MAX. UNIT 2.8 3.0 5.5 V No Signal - 7.0 10.0 mA - 60 90 uA 2.2 2.4 - Vp-p 6.1 6.5 6.9 dB -0.5 0.0 +0.5 - -2.0 - - -12.0 - - 0.2 - % - 0.2 - deg - +60 - dB - -40 - dB 1.8 - V+ 0 - 0.3 Operating Current at Power Save Isave Power Save Mode Maximum Output Voltage Swing Vom f=1kHz,THD=1% Voltage Gain Low Pass Filter Characteristic Differential Gain Differential Phase S/N Ratio 2nd. Distortion SW Change Voltage High Level SW Change Voltage Low Level Vin=100kHz,1.0Vp-p, Input Sine Signal Gfy4.5M Vin=4.5MHz/100kHz,1.0Vp-p Gv Gfy8M Vin=8MHz/100kHz,1.0Vp-p Gfy16M Vin=16MHz/100kHz,1.0Vp-p Vin=1.0Vp-p, DG Input 10step Video Signal Vin=1.0Vp-p, DP Input 10step Video Signal Vin=1.0Vp-p, SNv 100% White Video Signal, RL=75Ω Vin=1.0Vp-p,3.58MHz, Hv Sine Video Signal, RL=75Ω VthPH active VthPL non-active ■CONTROL TERMINAL PARAMETER Power Save -2- STATUS H L OPEN NOTE Power Save : OFF Power Save : ON Power Save : ON dB V NJM2575 ■TEST CIRCUIT 75Ω 50Ω open 0.1uF input 10uF 0.1uF + 6 V+ 5 4 GND Vin NJM2575 Power Save Vout Vsag 1 2 3 + 100uF + 22uF output 75Ω open 75Ω -3- NJM2575 ■APPLICATION CIRCUIT input V+ 0.1uF 10uF 0.1uF 75Ω + 6 V+ 5 4 GND Vin NJM2575 Power Save Vout Vsag 1 2 3 + 33uF + 33uF 75Ω output input V+ 0.1uF 10uF 0.1uF 75Ω + 6 V+ 5 4 GND Vin NJM2575 Power Save Vout Vsag 1 2 3 + 100uF 75Ω output2 + 33uF 75Ω output1 75Ω 2System Drive -4- NJM2575 ■TERMINAL FUNCTION PIN No. PIN NAME DC VOLTAGE EQUIVALENT CIRCUIT Power save 1 Power save 32KΩ - 48KΩ V+ 2 Vout 0.26V V+ Vout 750Ω 25.3KΩ V+ 3 Vsag - V+ Vsag 750Ω 25.3KΩ V+ 4 Vin 1.10V 5 GND - 6 V+ 3V V+ V+ Vin -5- NJM2575 ■TYPICAL CHARACTERISTICS Frequency Characteristic 10 0.0 Gain (dB) -10 -20 -30 -40 105 106 107 108 Frequency (Hz) Operating Current at Standby State vs. Supply Voltage Operating Current vs. Supply Voltage 12 Operating Current at Standby State Isave(uA) 120 Operating Current Icc(mA) 10 8 6 4 100 80 60 40 20 2 2 3 4 5 6 7 0 8 2 3 4 5 6 + Supply Voltage V (V) Voltage Gain vs. Supply Voltage 6 8 5 7.5 Voltage Gain Gv(dB) Maximum Output Voltage Swing Vom(Vpp) 8 Supply Voltage V (V) Maximum Output Voltage Swing vs. Supply Voltage 4 3 2 7 6.5 6 5.5 1 5 0 2 3 4 5 6 + Supply Voltage V (V) -6- 7 + 7 8 2 3 4 5 6 + Supply Voltage V (V) 7 8 NJM2575 ■TYPICAL CHARACTERISTICS Low Pass Filter Characteristic1 vs. Supply Voltage (Vin=4.5MHz/100kHz) 2 1 1 LPF Characteristic2 Gfy8M(dB) LPF Characteristic1 Gfy4.5M(dB) 1.5 Low Pass Filter Characteristic2 vs. Supply Voltage (Vin=8MHz/100kHz) 0.5 0 0 -1 -0.5 -2 -1 -3 2 3 4 5 6 7 8 2 3 4 + 5 6 7 8 + Supply Voltage V (V) Supply Voltage V (V) Low Pass Filter Characteristic3 vs. Supply Voltage (Vin=16MHz/100kHz) Differential Gain vs. Supply Voltage 2 1.5 -10 Differential Gain DG(%) LPF Characteristic3 Gfy16M(dB) -5 -15 1 0.5 -20 -25 0 2 3 4 5 6 7 8 2 3 4 + 5 6 7 8 + Supply Voltage V (V) Supply Voltage V (V) Signal to Noise Ratio vs. Supply Voltage Differential Phase vs. Supply Voltage 90 2 Signal to Noise Ratio SNv(dB) Differential Phase DP(deg) 85 1.5 1 0.5 80 75 70 65 60 55 50 0 2 3 4 5 6 + Supply Voltage V (V) 7 8 2 3 4 5 6 7 8 + Supply Voltage V (V) -7- NJM2575 ■TYPICAL CHARACTERISTICS Switching Voltage vs. Supply Voltage 1.4 -30 1.3 Switching Voltage Vth(V) Second Harmonic Distortion Hv(dB) Second Harmonic Distortion vs. Supply Voltage -20 -40 -50 -60 VthPH VthPL 1.2 1.1 1 -70 0.9 -80 0.8 2 3 4 5 6 7 8 2 3 + 7 8 Operating Current at Standby State vs. Temperature 40 Operating Current at Standby State Isave(uA) 10 9 Operationg Current Icc(mA) 6 Supply Voltage V (V) Operating Current vs. Temperature 8 7 6 35 30 25 20 5 -50 0 50 -50 100 0 50 100 o Ambient Temperature Ta ( C) o Ambient Temperature Ta ( C) Maximum Output Voltage Swing vs. Temperature Voltage Gain vs. Temperature 4 8 3.5 7.5 3 Voltage Gain Gv(dB) Maximum Output Voltage Swing Vom(Vpp) 5 + Supply Voltage V (V) 2.5 2 1.5 7 6.5 6 1 5.5 0.5 0 -50 0 50 o Ambient Temperature Ta ( C) -8- 4 100 5 -50 0 50 o Ambient Temperature Ta( C) 100 NJM2575 ■TYPICAL CHARACTERISTICS Low Pass Filter Characteristic 1 vs. Temperature (Vin=4.5MHz/100kHz) Low Pass Filter Characteristic 2 vs. Temperature (Vin=8MHz/100kHz) 0 2 LPF Characteristic 2 Gfy8M(dB) LPF Characteristic 1 Gfy4.5M(dB) 1.5 1 0.5 0 -0.5 -1 -1 -2 -3 -4 -1.5 -2 -5 -50 0 50 -50 100 50 100 Ambient Temperature Ta( C) Differential Gain vs. Temperature Low Pass Filter Characteristic 3 vs. Temperature (Vin=16MHz/100kHz) 1 -5 0.8 Differential Gain DG(%) LPF Characteristic 3 Gfy16M(dB) 0 o Ambient Temperature Ta(oC) -10 -15 0.6 0.4 0.2 0 -20 -50 0 50 -50 100 0 50 100 o Ambient Temperature Ta( C) o Ambient Temperature Ta( C) Differential Phase vs. Temperature Signal to Noise Ratio vs. Temperature 1 80 Signal to Noise Ratio SNv(dB) Differential Phase DP(deg) 0.8 0.6 0.4 0.2 75 70 65 0 -50 0 50 100 60 -50 0 50 100 o Ambient Temperature Ta( C) o Ambient Temperature Ta ( C) -9- NJM2575 ■TYPICAL CHARACTERISTICS Switching Voltage vs. Temperature Second Harmonic Distortion vs. Temperature 2 -40 VthPH VthPL 1.5 Switching Voltage Vth(V) Second Harmonic Distortion Hv(dB) -45 -50 -55 -60 0.5 -65 0 -70 -50 0 50 o Ambient Temperature Ta ( C) - 10 - 1 100 -50 0 50 o Ambient Temperature Ta( C) 100 NJM2575 ■ APPLICATION When you use a power save terminal more than by 4.0V, please put resistance of about 20kΩ into a power save terminal. I n addition, power save terminal voltage (VthH) -- in the case of below 4.0V, resistance is not required Example) ● PS(VthH) ≥ 4.0V Power Save ● PS(VthH) < 4.0V r VPS(VthH) VthH ≥ 4.0V r ≅ 20kΩ Power Save VthH < 4.0V VPS(VthH) [CAUTION] The specifications on this databook are only given for information , without any guarantee as regards either mistakes or omissions. The application circuits in this databook are described only to show representative usages of the product and not intended for the guarantee or permission of any right including the industrial rights. - 11 -