NTE980 Integrated Circuit CMOS, Micropower Phase–Locked Loop (PLL) Description: The NTE980 CMOS Micropower Phase–Locked Loop (PLL) consists of a low–power, linear voltage– controlled oscillator (VCO) and two different phase comparators having a common signal–input amplifier and a common comparator input in a 16–Lead type package. A 5.2V zener diode is provided for supply regulation if necessary. Features: D Very Low Power Consumption: 70µW (Typ) @ VCO fo = 10kHz, VDD = 5V D Operating Frequency Range up to 1.4MHz (Typ) @ VDD = 10V, RI = 5kΩ D Low Frequency Drift: 0.04%/°C (Typ) @ VDD = 10V D Choice of Two Phase Comparators: Exclusive–OR Network (I) Edge–Controlled Memory Network w/Phase–Pulse Output for Lock Indication (II) D High VCO Linearity: < 1% (Typ) @ VDD = 10V D VCO Inhibit Control for ON–OFF Keying and Ultra–Low Standby Power Consumption D Source–Follower Output of VCO Control Input (Demod. Output) D Zener Diode to Assist Supply Regulation D Standardized, Symmetrical Output Characteristics D 100% Tested for Quiescent Current at 20V D 5V, 10V, and 15V Parametric Ratings Applications: D FM Demodulator and Modulator D Frequency Synthesis and Multiplication D Frequency Discriminator D Signal Conditioning D D D D FSK – Modems Data Synchronization Voltage–to–Frequency Conversion Tone Decoding Absolute Maximum Ratings: DC Supply Voltage Range (Voltages referenced to VSS terminal), VDD . . . . . . . . . . . . –0.5 to +20V Input Voltage Range, All Inputs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –0.5 to VDD+0.5V DC Input Current, Any One Input . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ±10mA Power Dissipation (TA = –40° to +60°C), PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 500mW TA = +60° to +85°C . . . . . . . . . . . . . . . . . . . . . . . . . . . . Derate Linearly at 12mW/°C to 200mW Device Dissipation Per Output Transistor (TA = –40° to +85°C) . . . . . . . . . . . . . . . . . . . . . . . 100mW Operating Temperature Range, TA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –40° to +85°C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –65° to +150°C Lead Temperature (During Soldering, 1/16” ±1/32” from case, 10sec Max), TL . . . . . . . . . . . +265°C Recommended Operating Conditions: (TA = –40° to +85°C) Parameter Min Typ Max Unit Supply Voltage Range VCO Section: As Fixed Oscillator 3 – 18 V Phase–Lock–Loop Operation 5 – 18 V 3 – 18 V 5 – 18 V Supply Voltage Range Phase Comparator Section: Comparators VCO Operation Static Electrical Characteristics: (TA = +25°C unless otherwise specified) Test Conditions Parameter Symbol VO VIN VDD Min Typ Max Unit IOLMin 400mV 0V, 5V 5V 0.51 1.0 – mA 500mV 0V, 10V 10V 1.3 2.6 – mA 1.5V 0V, 15V 15V 3.4 6.8 – mA 4.6V 0V, 5V 5V –0.51 –1.0 – mA 2.5V 0V, 5V 5V –1.6 –3.2 – mA 9.5V 0V, 10V 10V –1.3 –2.6 – mA 13.5V 0V, 15V 15V –3.4 –6.8 – mA Pin4 driving CMOS 0V, 5V 5V – 0 0.05 V 0V, 10V 10V – 0 0.05 V 0V, 15V 15V – 0 0.05 V 0V, 5V 5V 4.95 5.0 – V 0V, 10V 10V 9.95 10.0 – V 0V, 15V 15V 14.95 15.0 – V ±0.1 µA VCO Section Output Low (Sink) Current Output High (Source) Current Output Voltage: Low–Level Output Voltage: High–Level Input Current IOHMin VOLMax VOHMax e.g. Pin3 IINMax – 0V, 18V 18V – ±10–5 IDDMax – 0V, 5V 5V – 0.1 0.2 mA – 0V, 10V 10V – 0.5 1.0 mA – 0V, 15V 15V – 0.75 1.5 mA – 0V, 20V 20V – 2.0 4.0 mA – 0V, 5V 5V – 10.0 20.0 µA – 0V, 10V 10V – 20.0 40.0 µA – 0V, 15V 15V – 40.0 80.0 µA – 0V, 20V 20V – 80.0 160.0 µA 400mV 0V, 5V 5V 0.51 1.0 – mA 500mV 0V, 10V 10V 1.3 2.6 – mA 1.5V 0V, 15V 15V 3.4 6.8 – mA 4.6V 0V, 5V 5V –0.51 –1.0 – mA 2.5V 0V, 5V 5V –1.6 –3.2 – mA 9.5V 0V, 10V 10V –1.3 –2.6 – mA 13.5V 0V, 15V 15V –3.4 –6.8 – mA Phase Comparator Section Total Device Current Pin14 = Open, Pin5 = VDD Pin14 = VSS or VDD, Pin5 = VDD Output Low (Sink) Current Output High (Source) Current IOLMin IOHMin Static Electrical Characteristics (Cont’d): (TA = +25°C unless otherwise specified) Test Conditions Parameter Phase Comparator Section (Cont’d) Symbol VO VIN VDD Min Typ Max Unit DC Coupled Signal Input and Comparator Input Voltage Sensitivity Low Level VILMax 0.5V, 4.5V – 5V – – 1.5 V 1V, 9V – 10V – – 3.0 V 1.5V, 13.5V – 15V – – 4.0 V 0.5V, 4.5V – 5V 3.5 – – V 1V, 9V – 10V 7.0 – – V 1.5V, 13.5V – 15V 11.0 – – V – ±10–5 ±0.1 µA – ±10–5 ±0.1 µA High Level VIHMax Input Current (Except Pin14) IINMax 3–State Leakage Current IOUTMax – 0V, 18V 0V, 18V 0V, 18V 18V 18V Electrical Characteristics: (TA = +25°C) Test Conditions Parameter VCO Section Operating Power Dissipation Maximum Operating Frequency Symbol PD fmax fo = 10kHz, R2 = ∞ C1 = 50pF, R2 = ∞, VCOIN = VDD R1 = 1MΩ, VCOIN = VDD 2 R1 = 10kΩ R1 = 5kΩ Linearity Temperature–Frequency Stability: No Frequency Offset Frequency Offset fMIN = 0 fMIN 0 0 Output Duty Cycle Output Transition Times tTHL, tTLH VDD Min Typ Max Unit 5V – 70 140 µW 10V – 800 1600 µW 15V – 3000 6000 µW 5V 0.3 0.6 – MHz 10V 0.6 1.2 – MHz 15V 0.8 1.6 – MHz 5V 0.5 0.8 – MHz 10V 1.0 1.4 – MHz 15V 1.4 2.4 – MHz VCOIN = 2.5V±0.3V R1 = 10kΩ 5V – 1.7 – % VCOIN = 5.0V±1.0V R1 = 100kΩ 10V – 0.5 – % VCOIN = 5.0V±2.5V R1 = 400kΩ 10V – 4.0 – % VCOIN = 7.5V±0.3V R1 = 100kΩ 15V – 0.5 – % VCOIN = 7.5V±5.0V R1 = 1MΩ 15V – 7.0 – % 5V – ±0.12 – %/°C 10V – ±0.04 – %/°C 15V – ±0.015 – %/°C 5V – ±0.09 – %/°C 10V – ±0.07 – %/°C 15V – ±0.03 – %/°C 5, 10, 15V – 50 – % 5V – 100 200 ns 10V – 50 100 ns 15V – 40 80 ns Electrical Characteristics (Cont’d): (TA = +25°C) Test Conditions Parameter VCO Section (Cont’d) Source–Follower Output (Demodulated Output): Offset Voltage Symbol VCOIN–VDEM RS > 10kΩ Linearity VDD Min Typ Max Unit 5V – 1.8 2.5 V 10V – 1.8 2.5 V 15V – 1.8 2.5 V VCOIN = 2.5V±0.3V RS = 100kΩ 5V – 0.3 – % VCOIN = 5.0V±2.5V RS = 300kΩ 10V – 0.7 – % VCOIN = 7.5V±5.0V RS = 500kΩ 15V – 0.9 – % Zener Diode Voltage VZ IZ = 50µA – 4.45 5.50 6.15 V Zener Dynamic Resistance RZ IZ = 1mA – – 40 – Ω 5V 1.0 2.0 – MΩ 10V 0.2 0.4 – MΩ 15V 0.1 0.2 – MΩ 5V – 180 360 mV 10V – 330 660 mV 15V – 900 1800 mV 5V – 225 450 ns 10V – 100 200 ns 15V – 65 130 ns 5V – 350 700 ns 10V – 150 300 ns 15V – 100 200 ns 5V – 225 450 ns 10V – 100 200 ns 15V – 95 190 ns 5V – 285 570 ns 10V – 130 260 ns 15V – 95 190 ns 5V – – 50.0 µs 10V – – 1.0 µs 15V – – 0.3 µs 5V – – 500.0 µs 10V – – 20.0 µs 15V – – 2.5 µs 5V – 100 200 ns 10V – 50 100 ns 15V – 40 80 ns Phase Comparator Section Pin14 (Signal In) Input Resistance R14 fIN = 100kHz, Sine Wave, Note 1 AC Coupled Signal Input Voltage Sensitivity (Peak–to–Peak) Propagation Delay Time (Pin14 to Pin13) High to Low Level Low to High Level 3–State Propagation Delay Time (Pin14 to Pin13) High Level to Low Impedance Low Level to High Impedance Input Rise or Fall Times Comparator Input (Pin3) tPHL tPLH tPHZ tPLZ tr, tf Signal Input (Pin14) Output Transition Times tTHL, tTLH Note 1. For sine wave, the frequency must be greater than 10kHz for Phase Comparator II. Pin Connection Diagram Phase Pulses 1 Phase Comp 1 Out 2 Comparator Input 3 VCO Output 4 16 VDD 15 Zener 14 Signal Input 13 Phase Comp 2 Out Inhibit 5 12 R2 to VSS C1 (1) 6 11 R1 to VSS C1 (2) 7 10 Demodulator Output VSS 8 16 9 VCO Input 9 .260 (6.6) Max 1 8 .300 (7.62) .785 (19.9) Max .200 (5.08) Max .245 (6.22) Min .100 (2.54) .700 (17.7)