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U74HCT7046L-P16-R Datasheet(PDF) 7 Page - Unisonic Technologies |
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U74HCT7046L-P16-R Datasheet(HTML) 7 Page - Unisonic Technologies |
7 / 16 page U74HCT7046 CMOS IC UNISONICTECHNOLOGIESCO.,LTD 7 of 16 www.unisonic.com.tw QW-R502-851.A DC CHARACTERISTICS (Cont.) VCO Section (Voltages are Referenced to GND, Ground=0V) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT HIGH Level Input Voltage INH VIH VCC=4.5V~5.5V 2 1.6 V LOW Level Input Voltage INH VIL VCC=4.5V~5.5V 1.2 0.8 V HIGH Level Output Voltage VCOOUT VOH VI=VIH or VIL VCC=4.5V, -IOUT = 20μA 4.4 4.5 V HIGH Level Output Voltage VCOOUT VOH VCC=4.5V, -IOUT = 4.0 Ma VI=VIH or VIL 3.9 4.3 V LOW Level Output Voltage VCOOUT VOL VI=VIH or VIL VCC=4.5V, IOUT = 20μA 0 0.1 V LOW Level Output Voltage VCOOUT VOL VI=VIH or VIL VCC=4.5V, IOUT = 4.0 mA 0.1 5 0.26 V LOW Level Output Voltage C1A, C1B VOL VI=VIH or VIL VCC=4.5V, IOUT = 4.0 mA 0.4 V Input Leakage Current(INH, VCOIN) ±IIN VCC=5.5V, VI=GND to VCC ±0.1 μA Resistance Range R1 / R2 VCC=4.5V (Note1) 3.0 300 kΩ Capacitor Range C1 VCC=4.5V (no limit Max.) 40 pF Operating Voltage Range at VCOIN VVCOIN VCC=4.5V, Over the range specified for R1; for linearity (Fig10) 1.1 3.4 V Note: 1. The parallel value of R1 and R2 should be more than 2.7 kΩ. Optimum performance is achieved when R1 and/ or R2 are/is>10 kΩ. Demodulator Section (Voltages are Referenced to GND (Ground=0V)) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT Resistor Range RS VCC=4.5V, At RS>300kΩ the leakage current can influence VDEMOUT 50 300 kΩ Offset Voltage VCOIN to VDEMOUT VOFF VCC=4.5V, VI = VVCOIN =1/2 VCC, values taken over RS range ±20 mV Dynamic Output Resistance at DEMOUT RD VCC=4.5V, VDEMOUT = 1/2 VCC 25 Ω AC CHARACTERISTICS (TA =25°C , unless otherwise specified) Phase Comparator Section (GND=0V, tR=tF=6ns, CL=50pF) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT Propagation Delay SIGIN, COMPIN to PC1OUT tPHL/ tPLH VCC=4.5V (Fig.8) 21 40 ns Output Transition time tTHL/ tTLH VCC=4.5V (Fig.8) 7 15 ns 3-State Output Enable Time SIGIN, COMPIN to PC2OUT tPZH/ tPZL VCC=4.5V (Fig.9) 27 56 ns 3-State Output Disable Time SIGIN, COMPIN to PC2OUT tPHZ/ tPLZ VCC=4.5V (Fig.9) 35 65 ns AC Coupled Input Sensitivity (Peak-To-Peak Value) at SIGIN or COMPIN VIN(P-P) VCC=4.5V (fi = 1MHz) 15 mV VCO Section (GND=0V, tR=tF=6ns, CL=50pF) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT Frequency Stability with Temperature Change Δf/T VCC=4.5V, VIN=VVCOIN=1/2 VCC, R1=100 KΩ; R2=∞; C1=100pF 0.15 %/K VCO Centre Frequency (duty Factor = 50%) fo VCC=4.5V, VVCOIN = 1/2 VCC, R1=3KΩ, R2 =∞, C1=40pF 11 17 MHz VCO Frequency Linearity ΔfVCO VCC=4.5V, R1=100kΩ, R2=∞,C1=100pF (Fig.10) 0.4 % Duty factor at VCOOUT δVCO VCC=4.5V 50 % |
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