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| Datasheet File OCR Text: |
| NTE1651 Integrated Circuit Dual Preamp for Tape Recorder Description: The NTE1651 is a dual preamplifier with ALC and muting in a 16-Lead DIP type package designed for use in the record/playback amplifier of a tape recorder. This device is suitable for stereo set and radio-cassette recorder applications. Features: D Built-In ALC Detector Circuit D Built-In Muting Circuit D Operating Supply Voltage Range: VCC = 6V to 15V Absolute Maximum Ratings: (TA = +25C unless otherwise specified) Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16V Power Dissipation, PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 750mW Derate Above 25C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6mW/C Operating Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -25 to +75C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -55 to +150C Typical DC Voltage (Each Terminal): (TA = +25C, VCC = 9V, Note 1 unless otherwise specified) Pin1 (Rec. GND), V1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0V Pin2 (VS), V2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8.2V Pin3 (Mute Out), V3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0V Pin4 (Rec. Out Ch1), V4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3.3V Pin5 (Pre. Out & Rec In), V5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.3V Pin6 (Pre. In NF), V6 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.3V Pin7 (Pre. In), V7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0V Pin8 (ALC), V8 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.9V Pin9 (Pre. GND), V9 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0V Pin10 (Pre. In), V10 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0V Pin11 (Pre. In NF), V11 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.3V Pin12 (Pre. Out & Rec. In), V12 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.3V Pin13 (Rec. Out), V13 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3.3V Pin14 (Mute Out), V14 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0V Pin15 (Mute In), V15 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.4V Pin16 (VCC), V16 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9.0V Note 1. Terminal voltage at no signal. Electrical Characteristics: (TA = +25C, VCC = 9V, f = 1kHz unless otherwise specified) Parameter Quiescent Current Preamplifier Open Loop Voltage Gain Max. Output Voltage Total Harmonic Distortion Output Noise Voltage Crosstalk Rec. Amplifier Closed Loop Voltage Gain Max. Output Voltage Total Harmonic Distortion ALC Range Total Harmonic Distortion (ALC) ALC Voltage Muting Attenuation ALC balance GV VOM THD RALC RL = 10k THD = 1% VO = 1.5Vrms VIN = -60dB, RIN = 2.2k, Note 2 12.7 2.0 - - - 0.9 45 VIN = -20dBm - 14.7 2.5 0.2 45 0.3 1.1 55 0 16.7 - - - 1.0 1.42 - 2 dB Vrms % dB % Vrms dB dB GVO VOM THD VNO CT VIN = -80dBm THD = 1% VO = 0.2Vrms Rg = 2.2k, 30Hz to 20kHz Rg = 2.2k 65 0.5 - - 47 78 0.8 0.15 0.26 60 - - 0.5 0.6 - dB Vrms % mVrms dB Symbol ICCQ VIN = 0 Test Conditions Min - Typ 7 Max 9 Unit mA THD (ALC) VIN = -20dBm, RIN = 2.2h, RL = 10k VO(ALC) ATT BALC Note 2. Input voltage range from VIN = -60dB to output voltage VOUT 3dB up. Pin Connection Diagram GND VV S Ch 1 Mute Output Ch 1 Record Output Ch 1 Preamp Output & Record Input Ch 1 Preamp Input NFB Ch 1 Preamp Input ALC 1 2 3 4 5 6 7 8 16 VCC 15 Mute Input 14 Ch 2 Mute Output 13 Ch 2 Record Output Ch 2 Preamp Output 12 & Record Input Ch 2 Preamp 11 Input NFB 10 Ch 2 Preamp Input 9 Preamp GND 16 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) |
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