PDF NTE7149 Data sheet ( Hoja de datos )

Número de pieza	NTE7149
Descripción	Integrated Circuit I2C Bus Control NTSC 1-Chip Color TV IC
Fabricantes	NTE Electronics
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Hay una vista previa y un enlace de descarga de NTE7149 (archivo pdf) en la parte inferior de esta página. Total 8 Páginas
No Preview Available ! NTE7149 Integrated Circuit I2C Bus Control NTSC 1–Chip Color TV IC Description: The NTE7149 is an integrated circuit in a 56–Lead DIP type package designed for use as a PIF, SIF, video, chroma and deflection circuit for NTSC color TVs. This device also provides audio/video switching and a text interface. Features: PIF Circuit D PLL Type IF Demodulation (Bus Alignment) D RF AGC Output (Delay Point: Bus Alignment) D Adjustment Free AFT Without Tank Coil D Dual Time Constant Fast AGC Video Circuit D Black Stretcher D Uni–Color Circuit (Bus Control) D DC Restoration Circuit D 3.58MHz Trap Filter Circuit (Bus ON/OFF) D D.L. Aperture Compensate Circuit (Bus Control) D Y Delay Line Circuit D Internal Filter Auto–Adjust Circuit (FSC Link Type) Chroma Circuit D Color Control Circuit (Bus Control) D Tint Control Circuit (Bus Control) D B.P.F. / T.O.F. Circuit (Bus Select) D Included ACC/Killer Filter SIF Circuit D Inter Carrier SIF System D External Sound Select Switch (Bus Select) D Attenuator Circuit (Bus Control) Text Circuit D Linear RGB Input D Cut Off/Drive Adjustment (Bus Adjustment) D RGB Primary Color Output Deflection Circuit D Adjustment Free Countdown System D Vertical Amplitude Adjustment (Bus Adjustment) D Sync. Separation Output D Vertical Ramp Output D X–Ray Protect Circuit D Dual Time Constant AFC Circuit D Auto–Slicer Type High Performance Sync. Separation Circuit D Horizontal and Vertical Position Adjustment (Bus Adjustment) 1 page AC Electrical Characteristics (Cont’d): (VCC = 9V, H. VCC = 9V, TA = +25°C unless otherwise specified) Parameter Symbol Test Conditions Min Typ Max Unit ATT ATT Gain DC Voltage Drift Input Impedance Video GATTMAXE GATTMAXT GATTMEAN GATTMIN V2VAR V2DC Ri53 Ri55 –2.0 0.0 +2.0 4.0 6.0 8.0 –16 –12 –9 –99 –85 – – – 50 3.2 3.7 4.2 – 30 – – 47 – dB dB dB dB mV V kΩ kΩ Input Impedance Input Dynamic Range Video Total Gain Video Frequyency Characteristic Maximum Output Black Expansion Amp Gain Black Expansion Start Point DC Restoration Sharpness Control Characteristics Sharpness Delay Time Contrast Control Characteristics H. V–BLK Output Voltage V–BLK Width fsc Trap Gain OSD Ri41 Vdi41 GY fY Vdo1 GBAMP GBSTP TDC GSHcent GSHmax GSHmin tSHDLY GCNcent GCNmin VBLK TVBLK GTRAP 100 – – 1.0 1.2 1.5 4.5 5.0 – 6.0 7.0 – 7.5 8.0 – 1.18 1.43 1.68 40 50 60 100 103 105 147 9 12 15 – –18 –15 – 125 – 4.5 6.0 7.5 22.5 24.0 28.5 – 0.7 1.0 3.5 to 24.0 – –28 –20 kΩ V MHz V IRE % dB dB dB ns dB dB V H dB OSD Switching Voltage OSD Delay Time OSD Delay Time Difference OSD Rising Time VthOSD tOSDDLY tOSDD tR 0.7 1.0 1.3 – 15 30 – 5 10 – 15 30 V ns ns ns OSD Falling Time tF – 15 30 ns Input Clamp Voltage OSD Gain Input Dynamic Range Cutoff Drive VOSDC GOSD VdiOSD 4.4 4.9 5.4 1.8 2.0 2.2 2.0 2.2 2.4 V V Brightness Control Characteristics Brightness Control Difference Between 3 Axes VBRTmax VBRTcen VBRTmin ∆VRGB 3.6 4.0 4.3 2.4 2.7 3.0 1.0 1.4 1.7 –50 0 +50 V V V mV 5 Page

Páginas	Total 8 Páginas
PDF Descargar	[ Datasheet NTE7149.PDF ]

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