tea5705 STMicroelectronics, tea5705 Datasheet
tea5705
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tea5705 Summary of contents
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... ACCURATE CONTROL OF TRANSCONDUC- . TANCE AUTOMATIC PLAY-BACK/RECORD SWITCH- . ING BY SCANNING OF RECORD SUPPLY PLAY-BACK LOOP INHIBITION DESCRIPTION The TEA5705 is an advanced four head record and play-back amplifier for VCR. November 1992 TEA5705 ADVANCED 4-HEAD SO28 LARGE (Plastic Micropackage) ORDER CODE : TEA5705 PIN DESCRIPTION ...
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... FUNCTIONAL DESCRIPTION TEA5705 is intended for 4 heads VCR applications. It includes all the electrical functions necessary to achieve play-back and record processing for VHS and S-VHS applications (10MHz bandwidth). High performance technologyallows very low noise levels (current and voltage), which are frequency independant in all the frequency range ...
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... REC Test Conditions Sinewave 600 kHz 400mV on output PP Input on Pin H1-SP or H2-SP, H1-LP or H2-LP Sinewave 600kHz 0.4mV on inputs H1-SP and H2-SP PP Sinewave 600kHz 0.4mV on inputs H1-LP and H2-LP PP Input grounded via switching transistor on Pins H1-SP, H2-SP, H1-LP, H2-LP 600kHz Pins H1-SP, H2-SP, H1-LP, H2-LP TEA5705 Value Unit +150 +70 C Value Unit o Typ. 70 C/W Min. ...
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... TEA5705 ELECTRICAL OPERATING CHARACTERISTICS (T Play-back Mode V = 5V, no load on Pins CHROMA,LUMA- CC Symbol Parameter CHROMA OUTPUT (no AGC) (continued) CRT Crosstalk R Playback Switch-on Resistance PB Bandwidth Cut-off Frequency F LCPB1 F HCPB1 C Input Capacitance Pins H1-SP, IN H2-SP, H1-LP, H2-LP R Pre-amplifier Input Resistance Pins IN H1-SP, H2-SP, H1-LP, H2-LP Z Output ImpedancePin CHROMA CPB V DC Level at Play-back Output ...
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... Output Current, 30mA at 3.8MHz PP at Pin I -SP OUT at Pin I -LP OUT -3dB attenuation, 0dB at 3.8MHz Output current 30mA PP Low High -3dB attenuation, 0dB at 3.8MHz Output current 30mA PP Low High Equivalent value of R3 resistor TEA5705 Min. Typ. Max. Unit 1.65 2.05 2. 5.5 7 V/V ...
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... TEA5705 ELECTRICAL OPERATING CHARACTERISTICS (T Switching Levels Symbol Parameter V SWHH V SWHL Head Selection Pin SW-H I SWHH I SWHL V SWMH V Mode Selection Pin SW-M SWML (Record mode and play-back mode) I SWMH I SWML Selection Pin SW-H or SW-M Transient Response OFF V Inhibition Threshold Hysteresis for TH1 Switching from Play-back to record ...
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... INPUT/OUTPUTS EQUIVALENT INTERNAL DIAGRAM (continued) Pins : Chroma, Luma- 4k 5pF 500 1.5pF 75 18 Pin : V -SP 750 750 Pin : TRIV V CC 300 A Pin : V MES V CC 0.5pF Pin : CAGC 6pF Pin : TRIVADJ TEA5705 V REC 800 6pF 2.4V 2.5V 7/10 ...
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... TEA5705 INPUT/OUTPUTS EQUIVALENT INTERNAL DIAGRAM (continued) Pin : V CC Pin : I -SP, I -LP OUT OUT ESD 800 protection V MES Pin : CSPLP V CC 8/10 Pin : V REC 1mA Pins : CCAS, H1-SP, H2-SP, H1-LP, H2-LP 240k 80k 2.8mA H1-SP in play-back H2-SP H1-LP H2-LP Pin : VSPLP V CC 1.5k 10pF CCAS 2.1V 36k V CC 10k 2.5k ...
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... Detector Detector C10 22nF 22nF 1N4148 1N4148 1N414 8 TEA5705 LUMA TRIV TRIVADJ C11 C12 C13 C14 22nF 22n F 22nF 22nF ...
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... TEA5705 PACKAGE MECHANICAL DATA 28 PINS - PLASTIC MICROPACKAGE Millimeters Dimensions Min 0.05 b 0. 10. 7.42 L 0.48 S Information furnished is believed to be accurate and reliable. However, SGS-THOMSON Microelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result from its use ...