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STV2110B bảng dữ liệu(PDF) 6 Page - STMicroelectronics |
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STV2110B bảng dữ liệu(HTML) 6 Page - STMicroelectronics |
6 / 15 page DC AND AC ELECTRICAL CHARACTERISTICS (continued) (HVCC =VCC =9V, Tamb =25 oC unless otherwise specified) Symbol Parameter Test Conditions Min. Typ. Max. Unit FAST BLANKING INPUT (Pin 35) VTH1-35 First Threshold (switching) 0.7 V VTH2-35 Second Threshold (blanking) 2.1 V Tswitch Switching Delay 50 ns Tblank Blanking Delay 100 ns CATHODE CURRENT INPUT (Pin 42) VREF42 Leakage Current Reference Voltage 1.75 V ∆VREF42 CO Reference refered to Leakage Current Reference 250 mV I42 Output Current 150 µA Vsb42 Start-beam Current Detection Reference Voltage 2.4 V AUTOMATIC CUT-OFF (Pin 3-8-38) Cut-off Capacitor Clamping Current ± 100 µA PAL CHROMINANCE INPUT (Pin 18) V18 Input Level 0.3 1.0 VPP Vburst-18 Minimum Burst Signal Amplitude within the ACC Control Range 30 mVPP GACC ACC Control Range Change of burst over whole ACC Control Range < 1dB 30 dB R18 Input Impedance 8 k Ω VDC-18 DC Level No input signal 3.5 V SECAM CHROMINANCE INPUT (Pin 17) V17 Input Level 0.3 1.0 VPP Vburst-17 Minimum Burst Signal Amplitude within the ACC Control Range 30 mVPP R17 Input Impedance 20 k Ω VDC-17 DC Level No input signal 3.5 V ACC CAPACITOR (Pin 30) I30 Charging Current During burst gate period 250 µA Ii30 Leakage Current Out of burst gate period 1 µA PLL LOOP FILTER (Pin 34) I34 Control Current 400 µA CHROMAXTAL (Pin 33) CR33 Catching Range ±700 Hz SUBCARRIER OUTPUT (Pin 22) Vburst-22 Output Burst Amplitude (PAL mode) Within ACC Control Range 2 Vpp PAL KILLER CAPACITOR (Pin 32) VOFF-32 Color off Threshold 5.0 V VON-32 Color on Threshold 5.4 V VINH-32 PAL Flip-flop Inhibition Level 3.2 V I32 Control Current 250 µA Vnom-32 Voltage with Nominal Input Signal 6.0 V STV2110B 6/15 |
Số phần tương tự - STV2110B |
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Mô tả tương tự - STV2110B |
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