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STV6436S Datasheet(PDF) 9 Page - STMicroelectronics |
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STV6436S Datasheet(HTML) 9 Page - STMicroelectronics |
9 / 17 page 9/17 STV6436 Electrical Characteristics 2.3.3 Cb/Cr Section Test conditions: TAMB = 25°C, VCC =5 V; VCCB =5V; RGENERATOR =75 Ω and RLOUT =150 Ω, unless otherwise specified. 2.3.4 Mute Section Test conditions: TAMB = 25°C, VCC =5 V; VCCB =5V; RGENERATOR =75 Ω and RLOUT =75 Ω unless otherwise specified. Note: 1 When the MUTE pin is left open, its voltage is defined by an internal voltage divider performed by a 42 k Ω resistor to Vcc and 18 kΩ resistor to GND. Symbol Parameter Test Conditions Min. Typ. Max. Unit VDCIN_SYNC DC Input Level Sync clamp input (Cr,Cb) Sync signal on Y input 3.0 V ICLAMP_SYN C Clamping Current, Sync clamp Sync clamp input (Cr,Cb) at VDCIN -400 mV 100 µA CIN Input Capacitance 2 pF VIN Max Input Signal 1 VPP DYN Dynamic Output Signal 2 VPP DCCrCbOUT DC Output Voltage (Cr and Cb Outputs) Black Level sync signal on Y2 input 1.5 V PF1 -1 dB Bandwidth (Flatness) 4.0 4.5 MHz PF3 -3 dB Bandwidth 7MHz PSBR Stopband Rejection 27 MHz versus 100 kHz - 40 dB Flatness Spread of Gain in Video Bands VIN = 1 VPP Band = 15 kHz to 5 MHz ±0.5 dB PCTo Crosstalk Isolation of Cr or Cb from Y1, Y2 and CVBS Channels VIN = 1 VPP at f = 3.58 MHz, on Y1 or Y2 or CVBS input, RLOAD = 150Ω 55 dB ROUT Output Resistance 5 10 Ω GP Gain on Cr and Cb channels VIN = 1 VPP at f = 1 MHz 5.566.5 dB Symbol Parameter Test Conditions Min. Typ. Max. Unit V00 MUTE Voltage for Y1/C/CVBS muted and Y2/Cr/Cb muted Pin MUTE to GND or logical 0 0 1.1 V V01 MUTE Voltage for Y1/C/CVBS active and Y2/Cr/Cb muted Pin MUTE opened (not connected) See Note 1. 1.3 1.7 V V10 MUTE Voltage for Y1/C/CVBS muted and Y2/Cr/Cb active Pin MUTE connected by 22 k Ω to VCC or at 3.3V (IIN < 140 µA) 1.9 4 V V11 MUTE Voltage for Y1/C/CVBS active and Y2/Cr/Cb active Pin MUTE to VCC (5V) 4.2 Vcc V |
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