NTE15007 Integrated Circuit TV Stereo Multiplexing Decoder Description: The NTE15007 is a bipolar integrated circuit is a 42–Lead DIP type package designed for use in TV stereo multiplexing decoding, filters for stereo, and SAP (Separate Audio Program) demodulation applications. Features: • Low number of external parts • Excellent channel separation characteristics for stereo applications. Min. 46dB at 1kHz. • Selection of individual modes of MAIN/SAP/BOTH. • Direct driving mode for LED display. Absolute Maximum Ratings: (TA = +25°C unless otherwise specified) Power Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17V Allowed Power Dissipation, PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1800mW Individual Controlling Pins, V14 to 17, V20 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . VCC + 0.3V LED Driving Current, ILED . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25mA Operating Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –10° to +65°C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –55° to +150°C Recommended Operating Condition: Power Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9.0 ± 0.5V Electrical Characteristics: (VCC = 9V, dBs = 0.775Vrms, TA = +25°C unless otherwise specified) Parameter Symbol SAP Noise Level VSAP,N SAP Carrier Leakage CLSAP SAP Carrier Detecting Sensitivity SCARR SAP Frequency Characteristics 10kHz ASAP Test Conditions Min Typ Max Pin1 Input 5fH (–14.4dBs) – –40 –36 Pin25 Output 15kHz LPF is attached. Pin1 Input 5fH (–14.4dBs) – –33 –30 Pin25 Output Pin1 Input 5fH –29.0 –25.0 –21.5 Input level during LED of Pin18 is lighting on Pin1 Input –4.0 –1.5 2.0 SAP 10kHz 100% (–14.4dBs) Pin25 Output 15kHz lPF is attached Unit dB dB dB dB Electrical Characteristics (Cont’d): (VCC = 9V, dBs = 0.775Vrms, TA = +25°C unless otherwise specified) Parameter SAP Output Level SAP Distortion Ratio SAP BPF Frequency Characteristics 5fH SAP BPF Frequency Characteristics 3fH SAP BPF Frequency Characteristics 6.5fH SAP Detecting Characteristics Symbol Test Conditions Min Typ Max Unit VSAP Pin1 Input SAP 1kHz 100% (–14.4dBs) Pin25 Output 15kHz LPF is attached –0.8 –0.1 0.6 dB THDSAP Pin1 Input SAP 1kHz 100% (–14.4dBs) Pin25 Output 15kHz LPF is attached – 4.0 8.0 % A BPF 5fH Pin1 Input 5fH (–14.4dBs) Pin6 Output Pin1 Input 3fH (–14.4dBs) Pin6 Output Pin1 Input 6.5fH (–14.4dBs) Pin6 Output Pin8 Input 63.37kHz (–14.4dBs) 93.67kHz (–14.4dBs) Pin25 Output –16 –13.5 –12.5 dB – –32.5 –29.5 dB – –31.6 –29.5 dB 100 110 118 mV/kHz Pin8 Input SAP 1kHz 100% (–14.4dBs) Pin25 Output Non–input Pin23 Output 15kHz LPF is attached Pin1 fH (–24dBs) Pin40 to Pin41 –6dB ATT Pin24 Output 15kHz LPF is attached – –68 –65 dB – –75 –70 dB – –70 –66 dB A BPF 3fH A BPF 6.5fH VSAP FM SAP Muting Attenutation Amount ATSAP MONAURAL Noise Level VST NM STEREO Noise Level VST NS MAIN Output Level VMAIN Pin1 Input 1kHz (–10dBs) 75µs de–emphasis is attached Pin23 Output 15kHz LPF is attached –5.6 –5.0 –4.6 dB SUB Detecting Level VSUB Pin1 Input SUB 1kHz 100% Pin40 to Pin41 –6dB ATT Pin24 Output 15kHz LPF is attached –12 – –9 dB – 0.25 0.50 % – 0.75 1.20 % – –57.0 –51.5 dB MONAURAL Distortion Ratio THDMONO STEREO Distortion THDSTE Pilot Cancel (L + R) PCL + R Pilot Cancel (L – R) PCL – R Pin1 Input 1kHz (–10dBs) Pin23 Output 15kHz LPF is attached Pin1 Input SUB 1kHz 100% Pin24 Output 15kHz LPF is attached Pin1 Input fH (–24dBs) 75µs de–emphasis is attached Pin23 Output fH BPF is attached Pin1 Input fH (–24dBs) Pin40 to Pin41 –6dB ATT Pin24 Output fH BPF is attached – –41 –35 dB Electrical Characteristics (Cont’d): (VCC = 9V, dBs = 0.775Vrms, TA = +25°C unless otherwise specified) Parameter Symbol Test Conditions Min Typ Max Unit MAIN Balance Between Channels CBMAIN –0.3 0 0.3 dB SUB Balance Between Channels CBSUB Pin34 Input fH (–18dBs) Input 1kHz (–4dBs) to Pin28 and find the output level difference between Pin22 and Pin23 by measuring the outputs of Pin22 and Pin23 independently Input 1kHz (–4dBs) to Pin27 and find the output level difference between Pin22 and Pin23 by measuring the outputs of Pin22 and Pin23 independently. The above applicable to Pin28 except that non–input to Pin28. –0.3 0 0.3 dB Separation Check 1kHz SEP1k Pin1 input L Ch 100% DSB 1kHz Measure phase difference between the outputs of Pin24 and Pin23. 46 60 – dB Crosstalk (L – R) ↔ (SAP) CTL–R SAP – –80 –67 dB Crosstalk L ↔ SAP CTLSAP – –80 –74 dB Crosstalk R ↔ SAP CTRSAP Pin26 and Pin41 Input 1kHz (–4dBs) Pin24 Output +1kHz BPF Pin27 and Pin28 Output 1kHz (–4dBs) Pin23 Output + 1kHz BPF Pin27 and Pin28 Input 1kHz (–4dBs) Pin22 Output + 1kHz BPF Pin1 Input 6fH (–10dBs) Pin37 Output Pin34 Input 12kHz (–4dBs) Pin29 Output – –80 –74 dB – –45 –36 dB –5.2 –4.3 –2.8 dB – –52 –43 dB –6.5 –5.3 –4.0 dB Pin26 Input 2fH (–4dBs) – Pin24 Output Pin34 Input fH vicinity (–18dBs) – Measure the input frequency when the LED of Pin19 goes on and off by changing the burst signal frequency Pin35 and Pin36, 1µF and 4.7µF 16.52 560Ω –52 –43 dB – 14.95 kHz – – kHz Stereo LPF Frequency Characteristics (6fH) (L + R) LPF Frequency Characteristics (12kHz) (L + R) LPF Frequency Characteristics (2fH) L – R LPF Frequency Characteristics (12kHz) L – R LPF Frequency Characteristics (2fH) Stereo Capture Range LOW Stereo Capture Range HIGH ALP1 6fH ALP2 12k ALP2 2fH ALP3 12k ALP3 2fH CRLO CRHI Pin34 Input 2fH (–4dBs) Pin29 Output Pin26 Input 12kHz (–4dBs) Pin24 Output Electrical Characteristics (Cont’d): (VCC = 9V, dBs = 0.775Vrms, TA = +25°C unless otherwise specified) Parameter Symbol During Forced Monaural Crosstalk (L) During Forced Monaural Crosstalk (R) Muting SW V15 High Muting Attenuation Amount (L) (R) CTL DC Offset Voltage while Muting and Stereo are turned on DC Offset Voltage while Muting and SAP are turned on DC Offset Voltage while SAP and Monaural are turned on DC Offset Voltage while SAP and Stereo are turned on DC Offset Voltage while Stereo and Monaural are turned on Circuit Current V14, V15, V16 and V17 Controlling Voltage (L) V14, V15, V16, and V17 Controlling Voltage (H) V13 and V20 Controlling Voltage (L) V13 and V20 Controlling Voltage (M) V13 and V20 Controlling Voltage (H) Stereo Discriminating Level Regulator Voltage CTR ATST L Test Conditions Pin27 Input 1kHz (–4dBs) Pin23 Output +1kHz BPF Pin27 Input 1kHz (–4dBs) Pin22 Output +1kHz BPF Pin27 Input 1kHz (–4dBs) Pin22 and Pin23 Output +15kHz LPF Min Typ Max Unit – –80 –74 dB – –80 –74 dB – –80 –74 dB VOMU ST During no–input –50 5 50 mV VOMU SAP During no–input –120 –20 120 mV VOSAP MO During no–input –50 0 50 mV VOSAP ST During no–input –120 0 120 mV VOST MO During no–input –120 –20 120 mV 25 36 48 mA VX L GND – 1.0 V VX H 2.5 – VCC V VZ L GND – 1.0 V VZ M 2.5 – 5.5 V VZ H 8.0 – VCC V 12 26 39 mVrms 6.7 – – V ICC STE Vth VREG Value of inflowing current into Pin42 Pin30 and Pin31 10µF fH level is variable Pin9 DC Note 1. This device is for REPLACEMENT ONLY! No design information is available. Pin Connection Diagram MPX Input 1 42 VCC N.C. 2 41 (L+R) Switch Input Stereo Filter Adjust 3 40 (L+R) Detector Output SAP Filter Adjust 4 39 TP Bias 5 38 N.C. SAP BPF Output 6 37 Stereo LPF Output N.C. 7 36 Phase Det (+) SAP Detector Input 8 35 Phase Det (–) Reg Out 6.7V 9 34 Stereo Input SAP VCO Adjust 10 33 Stereo GND Car Det 11 32 ST VCO Adjust SAP GND 12 31 Pilot Det (+) SAP SQU Inhibit 13 30 Pilot Det (–) SAP Mute 14 29 L+R Output Mute 15 28 Matrix L+R Input MS 1 16 27 Matrix L+R/SAP Input MS 0 17 26 SAP Switch Input SAP Ind Drive 18 Stereo Ind Drive 19 25 SAP Det Output 24 (L+R) SAP Output Forced Monaural 20 23 Line Output L LED GND 21 22 Line Output R 42 22 1 21 1.503 (38.2) Max .519 (13.2) .217 (5.5) .070 (1.78) .119 (3.0) .600 (15.24)