PDF STV0116 Data sheet ( Hoja de datos )

Número de pieza	STV0116
Descripción	Pal / Ntsc Digital Encoder
Fabricantes	ST Microelectronics
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No Preview Available ! www.DataSheet4U.com STV0116 PAL/NTSC DIGITAL ENCODER . BOTH 625 & 525 LINES MULTIPLEXED 8 BIT DIGITAL INPUT ACCORDING TO CCIR 601-2 AND REC 656 . NTSC M, PAL M, PAL B, D, G, H, I, PAL N (ARGENTINA) PROGRAMMABLE OUTPUT . COMPOSITE OR LINE SYNCHRONISM OUT- PUT . CVBS, Y, C ANALOG OUTPUTS THROUGH 9 BIT DACs . RGB ANALOG OUTPUTS THROUGH 8 BIT DACs . OSD INSERTION WITH CLUT AND 6.75MHz OUTPUT CLOCK REFERENCE . TRUE 27MHz MODULATOR . TRUE NTSC ENCODING WITH I, Q AXIS . OVERSAMPLING TO 27MHz FOR EASY OUTPUT FILTERING . ODD/EVEN SYNCHRONISM INPUT/OUTPUT . ON CHIP TEST PATTERN GENERATOR . I2C BUS CONTROLLED . EASY CONFIGURATION TO ANY STAND- ARD WITH ONE REGISTER LOADING ADVANCE DATA DESCRIPTION The STV0116converts the digital output of a Video MPEG decoder into a standard analog base band NTSC/PAL signal, with a modulated subcarrier. Both composite and SVHS format video signals are simultaneously delivered to 3 analog outputs. The STV0116 includes additionnally three analog RGB outputs to be used for the SCART plug. PLCC44 (Plastic Chip Carrier) ORDER CODE : STV0116 PIN CONNECTIONS ODD/EVEN VCS YCRCB7 YCRCB6 YCRCB5 YCRCB4 YCRCB3 YCRCB2 YCRCB1 YCRCB0 TEST8 7 8 9 10 11 12 13 14 15 16 17 39 TESTAUTO 38 YS 37 IREF1 36 C 35 CVBS 34 VDDA 33 VSSA 32 R 31 IREF2 30 G 29 B May 1996 This is advance information on a new product now in development or undergoing evaluation. Details are subject to change without no tice. 1/22 1 page www.DataSheet4U.com ELECTRICAL CHARACTERISTICS (continued) Symbol Parameter Test Conditions Min. AC (VDDA = VDDP = VDDC = 5V, Tamb = 0 to 70oC, CL = 20pF, unless otherwise specified) Digital Inputs tS Input Data Set-up Time tH Input Data Hold Time Digital Outputs 5 10 td Output Delay Time CL = 10pF ph0 Output Phase of H6OSD After Reset Fmi Frequency of SCL Clock Input tC Clock Cycle Time tD Clock Duty Factor tR Clock Rise Time tF Clock Fall Time DAC Output tDH Output Delay Time 32 LSB max step 9 bit dac 16 LSB max step 8 bit dac IREF = 3mA, RL = 400Ω, CL = 10pF Figure 1 Typ. H27 27 50 H27 Digital Output VDD/2 td tS tH VDD/2 Digital Input VDD/2 NRESET H6OSD DAC Output 0.1Vstep tDH 0.1Vstep Vstep STV0116 Max. Unit ns ns 29 ns 2 MHz MHz % 5 ns 5 ns 29 ns 5/22 5 Page www.DataSheet4U.com Figure 12 : Luma Filter 0 -10 -20 -30 -40 -50 -60 -70 -80 -90 0 2 4 6 8 10 12 14 x106 (Hz) Figure 13 : Chroma Q Filter 0 -10 -20 -30 -40 -50 -60 -70 -80 -90 0 2 4 6 8 10 12 14 x106 (Hz) Figure 14 : Chroma Filters 0 -10 1.75MHz -20 1.25MHz -30 -40 -50 -60 -70 -80 -90 0 2 4 6 8 10 12 14 x106 (Hz) Note : Those filter curves include the sinx/x attenuation of DACs. STV0116 Figure 12a : Luma Filter 1 0 -1 -2 -3 -4 -5 -6 -7 -8 -9 0 1 2 3 4 5 6 7 x106 (Hz) Figure 13a : Chroma Q Filter 0 -1 -2 -3 -4 -5 -6 -7 -8 -9 0 1 2 3 4 5 6 7 8 9 x105 (Hz) Figure 14a : Chroma Filters 0 -1 1.75MHz -2 1.25MHz -3 -4 -5 -6 -7 -8 -9 0 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 2 2.2 2.4 2.6 2.8 3 x106 (Hz) 11/22 11 Page

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