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| NTE1688 Integrated Circuit TV Tuner Bandswitch Description: The NTE1688 is an integrated circuit in a 9-Lead SIP type package incorporating TV tuner bandswitch circuits and a 31V power supply circuit. Features: D Tuner Bandswitch Circuit with 31V Voltage Regulator Absolute Maximum Ratings: (TA = +25C unless otherwise specified) Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18V Supply Current, I6 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14mA Power Dissipation, PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 620mW Operating Ambient Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -20 to +70C Storage Temperatuere Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -55 to +150C Electrical Characteristics: (TA = +25C unless otherwise specified) Parameter Input Threshold Voltage Input Threshold Current Output Saturation Voltage Pin8 Output Saturation Voltage Voltage Regulator Voltage Regulator with Ambient Temperature Voltage Regulator Voltage for Drift Symbol Vt It VCE(sat) VCE(sat) V6-5 V6-5/TA V6-5 Test Conditions VCC = 12V VCC = 12V VCC = 12V, I0 = -60mA VCC = 12V, I8 = 20mA VCC = 12V, I6 = 10mA TA = -20 to +60C As Per Condition After 5sec Elapsed with SW ON Min 1.5 100 - - 29.5 -1.0 - Typ - - 0.3 0.2 31.7 0 - Max 2.5 500 0.8 0.5 33.5 +1.0 50 Unit V A V V V mV/C mV Input/Output Related (Logic Table) Input Pin3 L H L H Pin4 L L H H Pin1 VCC Open Open Open Pin2 Open VCC Open Open Output Pin7 Open Open VCC VCC Pin8 L Open L Open Remarks (Tuning Status) UHF VHF-L VHF-H - Pin Connection Diagram (Front View) 9 VCC 8 Output 4 7 Output 3 6 31.5V Supply Voltage 5 GND 4 Input 2 3 Input 1 2 Output 2 1 Output 1 .929 (23.6) .118 (3.0) .236 (6.0) 1 9 .098 (2.5) .100 (2.54) .118(3.0) |
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