| 数据搜索系统,热门电子元器件搜索 |
|
STV2247H 数据表(PDF) 34 Page - STMicroelectronics |
|
|
|||||||||||||||||||||||||||||
STV2247H 数据表(HTML) 34 Page - STMicroelectronics |
|
34 / 86 page ![]() STV224XH/228XH/223XH - ELECTRICAL CHARACTERISTICS 34/86 4.6.3 Black Stretch Control (Pin BS) See Figure 12 4.6.4 Y Output 4.7 FILTERS 4.7.1 Y Trap Filter 4.7.2 Chrominance Bandpass Pre-shoot Amplitude Variation compared to B/W amplitude 2T pulse, Max. peaking, coring ON 40 % Aft-shoot Amplitude Variation compared to B/W amplitude 2T pulse, Max. peaking, coring ON 40 % Coring Coring Range compared to B/W Coring ON 10 % Symbol Parameter Test Conditions Min. Typ. Max. Unit Symbol Parameter Test Conditions Min. Typ. Max. Unit BSth1 Black Stretch Threshold referred to B/W amplitude Y/CVBS inputs: 0.7V B/W, No set-up 50 % BSMax. Maximum expansion referred to B/W amplitude Y/CVBS inputs: 0.7V B/W, No set-up -15 % BSVMax. Black Stretch Control Voltage Max. black stretch 2.6 V BSVMin. Black Stretch Control Voltage No black stretch 3.3 V I100IRE Discharging current Y = 100IRE 8 µA I0IRE Charging Current Y = 0IRE 35 µA Symbol Parameter Test Conditions Min. Typ. Max. Unit Yout-DC Black level 3.7 VBW Yout-amp Black to White Amplitude 0.7 0.99 V Yout-BW Luma Path Bandwidth Peaking nominal SVHS mode/Trap-off CVBS, PAL/NTSC 4.43MHz CVBS, SECAM CVBS, PAL/NTSC 3.58MHz 8 2.7 2.5 2.5 3.5 3.1 3.0 MHz Yout S/N Signal to Noise Ratio (VPP/VRMS) Bandwidth 5MHz, Peaking Min.,coring ON 50 dB Symbol Parameter Test Conditions Min. Typ. Max. Unit fTRAP-PN Notch Frequency PAL/NTSC fOSC MHz fTRAP-S Notch Frequencies SECAM fnb SECAM fnr 4.2 4.5 MHz fTRAP-ACC Notch Frequency Accuracy 3.5 % QTRAP Trap Quality Factor Q = 1/ (f0/f-3dB - f-3dB/f0), Peaking Min. 1.5 - CrejPN Color Subcarrier Rejection PAL/NTSC 20 dB CrejS Color Rejection in SECAM Mode From 4.1 to 4.6 MHz At 3.9 MHz 10 20 dB Symbol Parameter Test Conditions Min. Typ. Max. Unit fBP Center Frequency Register 12h, d3-d0 = 0000 -5% fOSC +5% MHz QBP Bandpass Quality Factor 2.8 3.5 4.2 - |
|
链接网址 |
| ALLDATASHEET是否为您带来帮助? [ DONATE ] |
关于 Alldatasheet | 广告服务 | 联系我们 | 隐私政策 | 数据表链接 | 链接交换 | 制造商名单 All Rights Reserved©Alldatasheet.com |
| Russian : Alldatasheetru.com | Korean : Alldatasheet.co.kr | Spanish : Alldatasheet.es | French : Alldatasheet.fr | Italian : Alldatasheetit.com Portuguese : Alldatasheetpt.com | Polish : Alldatasheet.pl | Vietnamese : Alldatasheet.vn Indian : Alldatasheet.in | Mexican : Alldatasheet.com.mx | British : Alldatasheet.co.uk | New Zealand : Alldatasheet.co.nz |
|
Family Site : ic2ic.com |
icmetro.com |