NTE1701 Integrated Circuit VCR Cylinder Servo Control Circuit Features: D Phase Control Circuit D Speed Control Circuit D CTL Amplifier D Capstan PG Amplifier D Sample Hold Type Speed Control D Supply Voltage Either 9V or 12V Absolute Maximum Ratings: (TA = +25°C unless otherwise specified) Supply Voltage, V1–7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14.4V Power Dissipation (TA = +70°C), PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 880mW Operating Ambient Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –20° to +70°C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –40° to +150°C Electrical Characteristics: (TA = +25°C ±2°C, VCC = 12V unless otherwise specified) Parameter Circuit Current Symbol I1 Test Conditions Min Typ Max Unit V1–7 = 12V 33 – 65 mA Vi Pin23 1VO–P, Vi Pin24 30Hz, Duty 4% 1 – – VO–P PG (–) Amp Input Sensitivity S24 PG (+) Amp Input Sensitivity S23 1 – – VO–P Cap PG Amp Input Sensitivity S3 50 – – mVO–P VSS Amp Input Sensitivity S25 2 – – VO–P REC/PB Select Sensitivity V28 5 – – V Phase System Trapezoidal Wave Reference Voltage V17 2.7 – 3.7 V 9 – – V – – 600 mV Head SW Output Voltage, High V20–H Head SW Output Voltage, Low V20–L REC CTL Amp Output Voltage, High V6–H 8 – – V REC CTL Amp Output Voltage, Low V6–L – – 1 V S/H 1 Output Voltage, High V15–H 9 – – V S/H 1 Output Voltage, Low V15–L – – 600 mV Pin24 2VP–P 30Hz, Duty 96%, Pin23 2VP–P 30Hz, Duty 4% Note 1. Operating supply voltage range, VCC(opr) = 8.8V to 13V. Electrical Characteristics (Cont’d): (TA = +25°C ±2°C, VCC = 12V unless otherwise specified) Parameter Symbol Test Conditions Min Typ Max Unit CTL Amp Gain B2 62 – 70 dB FG Amp Input Sensitivity S14 100 – – mVP–P Speed System Trapezoidal Reference Voltage V10 2.7 – 3.7 V S/H 2 Output Voltage, High V8–H 10 – – V S/H 2 Output Voltage, Low V8–L – – 1.8 V Cap PG Output Voltage, High V2–H 44 – 6.6 V Cap PG Output Voltage, Low V2–L – – 600 mV Note 1. Operating supply voltage range, VCC(opr) = 8.8V to 13V. Pin Connection Diagram VCC 1 28 REC/PB Select Cap PG Output 2 27 1/2 VSS Mono Multi Cap PG Input 3 Control Amp 4 Feedback GND 5 Control Output 6 & Input GND 7 Sample & Hold Output 8 Sample & Hold 9 Capacitance Trapezoid Reference 10 Trapezoid Cap 11 GND 12 Speed Mono Multi 13 Cylinder FG Input 14 26 N.C. 25 VSS Input 24 PG Input (–) 23 PG Input (+) 22 PG Mono Multi 21 PG Mono Multi 20 Head Switch Output 19 REC Shifter Mono Multi 18 Trapezoid Output 17 Trapezoid Reference 16 Sample & Hold Capacitance 15 Sample & Hold Output 14 1 15 28 1.469 (37.32) Max .540 (13.7) .250 (6.35) .100 (2.54) 1.300 (33.02) .122 (3.1) Min .600 (15.24)