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BA7357 Datasheet(PDF) 9 Page - Rohm |
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BA7357 Datasheet(HTML) 9 Page - Rohm |
9 / 15 page 9 Video ICs BA7357S •Electrical characteristics (unless otherwise noted, Ta = 25°C, VCC = 9V, and P = 38.9MHz) Parameter Symbol Min. Typ. Max. Unit Conditions ICC 〈Vreg〉 — 110 mA 96 Vreg 6.2 7.0 V 6.6 〈VIF〉 VVMin. 34 46 dB µ 40 VVMax. 100 — dB µ 110 GR 62 — dB 70 VP21 3.9 4.7 V 4.3 VVO 1.7 2.4 VP-P 2.0 VP21SY 1.7 2.3 V 2.0 DG — 8% 2 DP — 8 deg 3 GVOS dB 33 — 45 M, B / G D / K, I 28 — 45 I920 37 — dB 50 S/ NV 47 — dB 53 VWTH 4.7 5.3 V 5.0 VWCL 2.9 3.5 V 3.0 VBTH 1.1 1.7 V 1.4 VBCL 2.6 3.2 V 2.9 IP2SI 0.7 — mA 1.2 〈AFT〉 VPIMax. 6.0 — V 6.4 VPIMin. — 0.8 V 0.3 Sf 35 — mV / kHz 65 VAFTDET — 1.2 V — VIDEF 2.9 3.6 V 3.3 Vi = 80dB µ, AM87.5%MOD Vi = 80dB µ, AM87.5%MOD 20 ∗LOG (VOS / VO0.2M) P = 0, P / C = 4, P / S = 14dB CW = 100dB µ, AGCADJ = 100K Ω CW = 38.4MHz CW = 39.4MHz CW = 38.4MHz CW = 38.4MHz VVO = – 3dB point VVO = + 1dB point VVO = ± 3dB range No signal, VP4 = Vreg 100% white video signal 3STEP video signal Vi = 90dB µ, 100% white CW = 70dB µ frequency variation and pin 21 voltage variation CW frequency variation Supply current Regulated voltage Input sensitivity Maximum allowable input level AGC range Quiescent video output voltage Video detector output level Synchronous signal tip voltage Video output DG Video output DP Sound trap attenuation CS beat level Video output S / N White noise threshold voltage White noise clamping voltage Black noise threshold voltage Black noise clamping voltage RFAGC maximum sink current Maximum AFT voltage Minimum AFT voltage AFT detection sensitivity AFT defeat starting voltage AFT defeat voltage CW = 80dB µ frequency variation fCU 〈PLL〉 0.5 — MHz + 0.9 fCL — – 0.5 MHz – 0.9 fLU 0.6 — MHz + 2.0 fLL — – 0.6 MHz – 2.0 β 0.5 — kHz / mV 1.3 PLL capture range 1 PLL capture range 2 PLL lock range 1 PLL lock range 2 VCO control sensitivity |
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