NTE7001 Integrated Circuit Horizontal Combination Circuit for Color TV & Computer Monitors Description: The NTE7001 is a monolithic integrated circuit in a 16–Lead DIP type package intended for use in color television receivers. Features: D Horizontal Oscillation Based on the Threshold Switching Principle D Phase Comparasion Between Sync Pulse and Oscillator Voltage (ϕ1) D Internal Key Pulse for Phase Detector (ϕ1) (Additional Noise Limiting) D Phase Comparison Between Line Flyback Pulse and Oscillator Volatge (ϕ2) D Larger Catching Range Obtained by Coincidence Detector (ϕ3; Between Sync and Key Pulse) D Switch for Changing the Filter Characteristic and the Gtae Circuit (VCR Operation) D Sync Separator D Noise Separator D Vertical Sync Separator and Output Stage D Color Burst Keying and Line Flyback Blanking Pulse Generator D Phase Shifter for the Output Pulse D Output Pulse Duration Switching D Output Stage with Separate Supply Voltage for Direct Drive of Thyristor Deflection Circuits D Low Supply Voltage Protection Applications: D Video Monitors D TV Receivers Absolute Maximum Ratings: Supply Voltage at Pin1 (Voltage Source), V1–16 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13.2V at Pin2, V2–16 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18V Voltages Pin4, V4–16 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13.2V Pin9, ±V9–16 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6V Pin10, ±V10–16 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6V Pin11, V11–16 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13.2V Absolute Maximum Ratings (Cont’d): Currents Pin2 and Pin3 (Thyristor Driving, Peak Value), I2M, –I3M . . . . . . . . . . . . . . . . . . . . . . . . 650mA Pin2 and Pin3 (Transistor Driving, Peak Value), I2M, –I3M . . . . . . . . . . . . . . . . . . . . . . . 400mA Pin4, I4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1mA Pin6, ±I6 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10mA Pin7, –I7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10mA Pin11, I11 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2mA Total Power Dissipation, PTOT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 800mW Operating Ambient Temperature Range, TA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –20° to +70°C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –25°C to +125°C DC and AC Electrical Characteristics: (VCC = 12V, TA = +25°C unless otherwise specified) Parameter Symbol Test Conditions Min Typ Max Unit Sync Separator Input Switch Voltage V9–16 – 0.8 – V Input Keying Current I9 5 – 100 µA Input Leakage Current I9 – – 1 µA Input Switching Current I9 – – 5 µA Switch OFF Current I9 100 150 – µA 3 – 4 V V10–16 – 1.4 – V Input Keying Current I10 5 – 100 µA Input Switching Current I10 100 150 – µA Input Leakage Current I10 – – 1 µA 3 – 4 V – – 7 V I6 0.02 1 2 mA Input Switching Voltage V6–16 – 1.4 – V Input Limiting Voltage V6–16 –0.7 – +1.4 V Input Signal (Peak–to–Peak Value) V9–16(P–P) V9–16 = –5V Note 1 Noise Separator Input Switching Voltage Input Signal (Peak–to–Peak Value) V10–16 = –5V V10–16(P–P) Note 1 Permissible Superimposed Noise Signal V10–16(P–P) (Peak–to–Peak Value) Line Flyback Pulse Input Current Switching on VCR Input Voltage Input Current V11–16 0 to 2.5 V 9 to V1–16 V –I11 – – 200 µA I11 – – 2 mA Pulse Duration Switch [t = 7µs (Thyristor Driving)] Input Voltage V4–16 – 9.4 to V1–16 V Input Current I4 200 – – µA Pulse Duration Switch [t = 14µs + tD (Transistor Driving)] Input Voltage V4–16 0 – 3.5 V Input Current –I4 200 – – µA Note 1. Permissible Range 1V to 7V. DC and AC Electrical Characteristics (Cont’d): (VCC = 12V, TA = +25°C unless otherwise specified) Parameter Symbol Test Conditions Min Typ Max Unit Pulse Duration Switch (t = 0, V3–16 = 0 or Input Pin4 Open) Input Voltage V4–16 5.4 – 6.6 V Input Current I4 – 0 0 µA V8–16(P–P) 10 11 – V Output Resistance R8 – 2 – kΩ Delay Between Leading Edge of Input and Output Signal tON – 15 – µs Delay Between Trailing Edge of Input and Output Signal tOFF – tON – µs V7–16(P–P) 10 11 – V Output Resistance R7 – 70 – Ω Pulse Duration tp V7–16 = 7V – 3.7 4.0 4.3 – – µs µs Phase Relation Between Middle of Sync Pulse at the Input and the Leading Edge of the Burst Gating Pulse t V7–16 = 7V 2.15 2.65 3.15 µs Output Trailing Edge Current I7 – 2 – mA V7–16(P–P) 4 5 – V Output Resistance R7 – 70 – Ω Output Trailing Edge Current I7 – 2 – mA Output Voltage (Peak–to–Peak Value) V3–16(P–P) – 10.5 – V Output Resistance for Leading Edge of Line Pulse R3 – 2.5 – Ω Output Resistance for Trailing Edge of Line Pulse R3 – 20 – Ω Pulse Duration (Thyristor Driving) tp V4–16 = 9.4 to V1–16V 5.5 7.0 8.5 µs Pulse Duration (Transistor Driving) tp V4–16 = 0 to 4V, tFP = 12µs, Note 2 – 14 + tD – µs – 4 – V – 2.6 – µs |∆t| – – 0.7 µs ∆I5/∆t – 30 – µA/µs Vertical Sync Pulse (Positive–Going) Output Voltage (Peak–to–Peak Value) Burst Gating Pulse (Positive–Going) Output Voltage (Peak–to–Peak Value) Line Flyback–Blanking Pulse (Positive–Going) Output Voltage (Peak–to–Peak Value) Line Drive Pulse (Positive–Going) Supply Voltage for Switching OFF the Output Pulse V1–16 Overall Phase Relation Phase Relation Between Middle of Sync Pulse and the Middle of the Flyback Pulse Tolerance of Phase Relation The Adjustment of the Overall Phase Relation and Consequently the Leading Edge of the Line Drive Occurs Automatically by Phase Control ϕ2. If Additional Adjustment is Applied it can be Arranged by Current Supply at Pin5. t Note 3 Note 2. tD = Switch–OFF Delay of Line Output Stage. Note 3. Line Flyback Pulse Duration tFP = 12µs. DC and AC Electrical Characteristics (Cont’d): (VCC = 12V, TA = +25°C unless otherwise specified) Parameter Symbol Test Conditions Min Typ Max Unit Oscillator Threshold Voltage Low Level V14–16 – 4.4 – V Threshold Voltage High Level V14–16 – 7.6 – V ±I14 – 0.47 – mA COSC = 4.7nF, ROSC = 12kΩ – 15.625 – kHz Note 4 – < ±5 – % ∆fO/∆I15 – 31 – Hz/µA Adjustment Range of Network in Circuit ∆fO/fO – ±10 – % Influence of Supply Voltage on Frequency ∆fO/fO ∆V/VNOM Note 4 – < ±0.05 – % Change of Frequency when V1–16 Drops to 5V ∆fO Note 4 – < ±10 – % Note 4 – < ±10–4 – Hz/°C Discharge Current Frequency; Free Running Spread of Frequency Frequency Control Sensitivity fO ∆fO/fO Temperature Coefficient of Oscillator Frequency Phase Comparison ϕ1 Control Voltage Range V13–16 3.8 8.2 – V Control Current (Peak Value) ±I13M 1.9 2.3 – mA – – 1 µA Output Leakage Current I13 V13–16 = 4 to 8V Output Resistance R13 V13–16 = 4 to 8V, Note 5 High Ohmic V13–16 < 3.8V or > 8.2V, Note 6 Low Ohmic Control Sensitivity Catching and Holding Range Spread of Catching and Holding Range ∆f ∆(∆f) – 2 – kHz/µs 82kΩ Between Pins 13 and 15 – ±780 – Hz Note 4 – ±10 – % Phase Comparison ϕ2 and Phase Shifter Control Voltage range V5–16 5.4 – 7.6 V Control Current (Peak Value) ±I5M – 1 – mA Output Resistance R5 V5–16 = 5.4 to 7.6V, Note 7 – High Ohmic V5–16 < 5.4 or > 7.6V – 8 – kΩ Input Leakage Current I5 V5–16 = 5.4 to 7.6V – – 5 µA Permissible Delay Between Leading Edge of Output Pulse and Leading Edge of Flyback Pulse tD tFP = 12µs – – 15 µs ∆t/∆tD – – 0.2 % V11–16 0.5 0 6.0 V Static Control Error Coincidence Detector ϕ3 Output Voltage Output Current (Peak Value) I11M Without Coincidence – 0.1 – mA –I11M With Coincidence – 0.5 – mA V12–16 – 6 – V Output Current (Limited) ±I12 – – 1 mA Output Resistance R12 V11–16 = 2.5 to 7V – 0.1 – kΩ V11–16 < 1.5V or > 9V – 60 – kΩ Time Constant Switch Output Voltage DC and AC Electrical Characteristics (Cont’d): (VCC = 12V, TA = +25°C unless otherwise specified) Parameter Symbol Test Conditions Min Typ Max Unit – 7.5 – µs Internal Gating Pulse Pulse Duration tp Note 4. Excluding External Component Tolerances. Note 5. Current Source. Note 6. Emitter–Follower. Note 7. Current Source. Pin Connection Diagram VCC 16 GND 1 Trigger Pulse Input 2 15 OSC Frequency Adjust Line Pulse Output 3 14 OSC Cap Input Pulse Duration Switch 4 Phase Shifter 13 Phase Detector 1 5 12 Time Constant Switch FB Pulse Input 6 Blank Pulse Output 7 11 VCR Switch/ Coincidence Detector 10 Noise Separator Vertical Sync Pulse Output 8 9 16 Video Input 9 .260 (6.6) Max 1 8 .785 (19.9) Max .300 (7.62) .200 (5.08) Max .245 (6.22) Min .100 (2.54) .700 (17.7)