UTC339 LINEAR INTEGRATED CIRCUIT QUAD DIFFERENTIAL COMPARATOR DESCRIPTION The UTC339 consists of four independent voltage comparators designed specifically to operate from a single power supply over a wide voltage range. FEATURES *Single or dual supply operation *Wide operating supply range(Vcc=2V~36V) *Input common-mode voltage includes ground *Low supply current drain ICC=0.8mA(Typical) *Open collector outputs for wired and connection *Low input bias current Ibias=25nA(Typical) *Low output saturation voltage *Output compatible with TTL ,DTL, and CMOS logic system DIP-14 ABSOLUTE MAXIMUM RATINGS(Ta=25°C ) Characteristic Symbol Supply Voltage Differential input voltage Input Voltage Power Dissipation Operating Temperature Storage Temperature Vcc VIDiff) VI Pd Topr Tstg Value Unit ±18 OR 36 36 -0.3~36V 570 0 to +70 -65 to 150 V V V mW °C °C ELECTRICAL CHARACTERISTICS (Vcc=5.0V, Ta=25k,All voltage referenced to GND unless otherwise specified) Characteristic Symbol Input offset voltage VIO Input offset current Input Bias current Input Common-mode voltage range Supply Current Large signal Voltage Gain Large signal response time IIO Ib VI(R) Response time Output sink current Output saturation voltage output leakage current Differential input voltage tres Isink Vsat Ileakage VI(diff) Icc GV tres Test Condition Min VCM=0 to Vcc-1.5 Vo(p)=1.4V,Rs=0 Typ. ±1.5 ±2.3 57 0 RL=∞ Vcc=15V,RL>15kΩ Vi=TTL logic wing Vref=1.4V,VRL=5V,RL=5.1kΩ VRL=5V,RL=5.1kΩ Vi(-)>1V,Vi(+)=0V,Vo(p)<1.5V Vi(-)>1V,Vi(+)=0V,Isink=4mA VI(+)=1V,VI(-)=0 YOUW ANG ELECTRONICS CO.LTD 50 6 140 20 1.1 200 350 Max ±5.0 ±50 250 Vcc1.5 2.0 1400 18 400 40 36 Unit mV nA nA V mA V/mV ns ns mA mV mA V 1 UTC339 LINEAR INTEGRATED CIRCUIT BLOCK DIAGRAM Vcc Only one section T9 T11 D2 T2 14 OUT 3 OUT 1 2 13 OUT 4 Vcc 3 12 GND R2 D4 IN (-) 1 T10 D3 D1 OUT 2 T3 T1 T4 OUT IN 1(-) 4 11 IN 4(+) IN 1(+) 5 10 IN 4(-) IN 2(-) 6 9 IN 3(+) IN 2(+) 7 8 IN 3(-) T8 IN (+) T12 D5 T7 T5 T6 R1 D6 GND YOUW ANG ELECTRONICS CO.LTD 2 UTC339 LINEAR INTEGRATED CIRCUIT TYPICAL CHARACTERISTICS PERFORMANCE Fig.1 supply current 110 Ta=-40 2.0 1.8 Ta=-25 1.6 1.4 Ta=25 1.2 1.0 Ta=70 0.8 Ta=-40 100 Input current (mA) supply current (mA) 2.2 Fig.2 Input current 0.6 90 Ta=-25 80 70 Ta=25 60 50 Ta=70 40 30 RL=∞ 0.4 Vcm=0VDC Rcm=1GΩ 20 0.2 10 0 5 10 15 20 25 30 35 40 0 5 10 Supply voltage (V) 15 20 25 30 35 40 Supply current (V) Fig.4 Reponse time for various input overdrive negative transition Fig.3 Output saturation voltage input voltage (mV) 1 10 Ta=25 0 -100 -1 10 Ta=85 -2 10 output voltage (V) saturation voltage(V) 1 Ta=-40 Ta=25 -3 10 -2 10 -1 10 1 10 1 input overdrive 6.0 4.0 2.0 50mV Fig.4 Reponse time for 0various input overdrive 2 0 0.4 10 negative transition Output sink current (mA) 20mV 5.0mV 0.8 1.2 1.6 (µs) Output voltage (V) Input voltage (mV) Fig.4 Reponse time for various input overdrive positive transition Ta=25 100 0 6.0 Input overdrive 4.0 50mV 20mV 5.0mV 2.0 0 0 0.4 (µs) 0.8 1.2 1.6 YOUW ANG ELECTRONICS CO.LTD 3 UTC339 LINEAR INTEGRATED CIRCUIT Fig.8 voltage Follower pulse response (small signal) Fig.7 Input Voltage (V) 450 3 RL=2kΩ Vcc=15V Output voltgae (V) 2 1 Output Voltage (V) 0 3 400 350 2 300 1 0 0 20 10 30 Time (µs) 40 50 275 0 1 3 2 4 5 6 7 8 9 Time (µs) Fig.10 Output Characteristics current sourcing Fig.9 Large signal Frequency Response 8 Output refference Vcc (V) Output swing (Vp-p) 7 15 100k +15V 1k Vi +7V 2k 10 5 Ta=25k 6 Vcc Vcc/2 5 Vo Io 4 3 2 0 1 10 3 10 4 10 5 10 6 -3 10 -2 -1 10 Frequency (Hz) 10 1 10 10 2 Output Source current (mA) Fig.11 Output Characteristics Current sinking Fig.12 Current Limiting 10 Output Current (mA) 60 Output Voltage (V) 1 Vcc=+5V Vcc=+15V -1 Vcc 10 Vcc/2 20 Vo Vcc=+30V 40 Io -3 10 -2 10 -1 10 1 Output Sink Current (mA) 10 10 2 0 -50 -25 0 25 50 75 100 Temperature (k) YOUW ANG ELECTRONICS CO.LTD 4