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STV6414AD 数据表(PDF) 14 Page - STMicroelectronics |
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STV6414AD 数据表(HTML) 14 Page - STMicroelectronics |
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14 / 32 page ![]() Electrical characteristics STV6414A 14/32 2.6 Blanking section TAMB =25°C, VCCAO = 12 V, VCC = 5 V, VCC12 = 12 V, VDD = 5 V, RLOUTA = 10 kΩ, RLOUTV = 150 Ω, unless otherwise specified. CTo Crosstalk isolation between output channel VIN = 1 VPP at 4.43 MHz on one input, RLOAD = 150 Ω 50 dB ROUT Output resistance 5 10 W GOUTC Gain at OUTC VIN = 1 Vpp 5.5 6 6.5 dB GCM Gain matching between C inputs VIN = 1 VPP -0.5 0 0.5 dB Mute Mute suppression VIN = 1 VPP at 4.43 MHz on one input 55 dB CToYdel Chroma to luma delay, source Y/C VPP at 4.43 MHz 20 ns ZCOUT_V CR Output impedance when switched to ground 2.7V applied to COUT_VCR with series 75 Ω Resistor 2W Table 8. Chroma section characteristics (continued) Symbol Parameter Test conditions Min Typ Max Unit Table 9. Slow blanking section Symbol Parameter Test conditions Min Typ Max Unit Input mode SLBlow Input low level threshold 2.5 3.25 4 V SLBhigh Input high level threshold 7.5 8.25 9 V IIN Input current 50 100 µA Output mode SLBlow Output low level (int. TV) 0 0.02 1.5 V SLBmed Output medium level (ext. 16/9) 5 5.75 6.5 V SLBhigh Output high level (ext. 4/3) 10 11 12 V Table 10. Fast blanking section Symbol Parameter Test conditions Min Typ Max Unit Input mode FBlow/high Input low/high level threshold 0.4 0.7 0.9 V IIN Input current 2 10 µA Output mode FBLOW Output Low Level RLOAD = 150 Ω 0.5 V FBHIGH Output High Level 3.0 3.4 3.8 V |
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