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| NJM2577 QUAD VIDEO DRIVER sGENERAL DESCRIPTION The NJM2577 is a quad video driver. The NJM2577 includes LPF, 6dB amplifier and 75 Driver on all channels. The NJM2577 enable to control the Output Impedance. It is suitable for Video system for Europe. s PACKAGE OUTLINE NJM2577M sFEATURES q Operating Voltage 5V q Internal 6dB Amplifier q Internal 75 Driver Circuit th q Quad 5 order Butter worth Low Pass Filter q Internal High Impedance output control switch q 41dB Stop Band Rejection at 27MHz q Bipolar Technology q Package Outline DMP20 sFUNCTION BLOCK DIAGRAM Vcc GND VEE IN 1 LP Filter 6dB 75 OUT 1 High Z Cnt 1 IN 2 LP Filter 6dB 75 OUT 2 IN 3 LP Filter 6dB 75 OUT 3 IN 4 LP Filter 6dB 75 OUT 4 High Z Cnt 2 -1- NJM2577 s PIN CONFIGURATION Output 1 Power Supply Input 2 Power Supply GND Input 3 Power Supply Power Supply Input 4 GND 1 2 3 4 5 6 7 8 9 10 OUT 1 VCC 1 IN 2 VEE 1 GND 1 IN 3 VCC VEE IN 4 GND 2 High Z Cnt 1 High Z Cnt 2 NC IN 1 GND VCC 2 VEE 2 OUT 2 OUT 3 OUT 4 20 19 18 17 16 15 14 13 12 11 High Impedance Control 1 High Impedance Control 2 NC Input 1 GND Power Supply Power Supply Output 2 Output 3 Output 4 -2- NJM2577 s ABSOLUTE MAXIMUM RATING (Ta=25C) PARAMETER Supply Voltage Power Dissipation Operating Temperature Range Storage Temperature Range SYMBOL VCC/VEE PD Topr Tstg RATING 7.5 450 (Note) -40 to +85 -40 to +125 UNIT V mW C C (Note) At on a board of EIA/JEDEC specification. (11.43 x 76.2 x 1.6mm Two layers, FR-4) s ELECTRICAL CHARACTERISTICS (Ta=25C) PARAMETER Operating Voltage Supply Current SYMBOL Vcc/VEE Icc No Signal,No Load TEST CONDITION MIN. 4.5 20 TYP. 5.0 30 MAX. 5.5 39 UNIT V mA q VIDEO SYSTEM (Ta=25C, Vcc=5.0V,VEE=-5V, RL=150 unless otherwise specified.) PARAMETER Gain Frequency Response Characteristics Stop Band Rejection -3dB Bandwidth Gain matching level Total Harmonic Distortion Cross talk Differential Gain Differential Phase Input Impedance Output Impedance Output Impedance Equivalent Output Capacitance Group Delay SYMBOL GV FBW Fsb Fc Gm THD CT DG DP Rin Ro1 Ro2 Co Tpd Out2, Out3, Out4 f=1kHz, 1Vp-p input Vin=4.43MHz, 1.0Vp-p Vin=1Vp-p, 10step Stairs-signal Vin=1Vp-p, 10step Stairs-signal All Channel High Z Cont="0" High Z Cont="1" High Z Cont="0" Vin=1Vp-p, 100kHz TEST CONDITION Vin=1.0Vp-p 100kHz Vin=1.0Vp-p, 5MHz /100kHz f=27MHz/100kHz, 1Vp-p MIN. 6.0 -1.0 -35 -5 10 TYP. 6.4 0 -41 7.1 0 0.1 -60 0.4 0.4 50 20 45 3 70 MAX. 6.8 1.05 UNIT dB dB dB MHz % % dB % deg K K m pF nS q SWITCH CONTROL ( Ta=25C, Vcc=5.0V, VEE=-5V, RL=150 unless otherwise specified.) PARAMETER High Z Control Logic-High level High Z Control Logic-Low level SYMBOL Vihz Vilz TEST CONDITION MIN 2.0 TYP MAX 0.8 UNIT V V q SWITCH CONTROL TABLE Control Signal Outputs Impedance 0* 1 * : Default setting High Impedance Through -3- NJM2577 s PIN DESCRIPTION PIN No. SYMBOL INSIDE EQUIVALENT CIRCUIT VOLTAGE VCC 1 11 12 13 OUT1 OUT3 OUT4 OUT2 VEE 0V VCC 3 6 9 17 IN2 IN3 IN4 IN1 400 0V 50k VEE GND VCC 400 19 20 HighZCnt1 HighZCnt2 1k 0V 100k VEE GND VCC 2 7 15 Vcc1 Vcc Vcc2 +5V VEE -4- NJM2577 PIN No. SYMBOL INSIDE EQUIVALENT CIRCUIT VCC VOLTAGE 400 5 10 16 GND1 GND2 GND 50k VEE GND 0V VCC 400 4 8 14 VEE1 VEE VEE2 1k -5V 100k VEE GND -5- NJM2577 s TEST CIRCUIT TP17 150 150 SW20 SW19 150 SW13 SW12 150 TP20 TP19 TP13 TP12 TP11 VCC2 OUT2 High Z cnt 2 High Z cnt 1 OUT3 VEE2 OUT1 GND1 TP1 SW1 150 0.47uF + 47uF 0.47 uF + 47uF GND VCC TP4 VEE TP6 TP9 -6- GND2 VCC1 VEE1 VCC VEE IN2 IN3 IN4 OUT4 GND NC IN1 150 SW11 NJM2577 s TYPICAL CHARACTERISTICS Frequency Response 10 0 Gain (dB) -10 -20 -30 -40 -50 -60 0.1 1 10 100 Frequency (MHz) Normalized Frequency Response 2 0 Gain (dB) -2 -4 -6 -8 -10 0.1 1 10 Frequency (MHz) 100 Group Delay 110 100 Delay (nS) 90 80 70 0.1 1.0 10.0 [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. Frequency (MHz) -7- |
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