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LM1262 bảng dữ liệu(PDF) 4 Page - National Semiconductor (TI) |
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LM1262 bảng dữ liệu(HTML) 4 Page - National Semiconductor (TI) |
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4 / 20 page  OSD Electrical Characteristics (Continued) Unless otherwise noted: T A = 25˚C, VCC = +5V, VIN = 0.7V, VABL =VCC,CL = 5 pF, Video Signal Output = 2VP-P, Test Set- ting 8. Symbol Parameter Conditions Min (Note 7) Typ (Note 6) Max (Note 7) Units V OSD-Sel-L OSD Select Low Input Operating Range Video Inputs are Selected 1.2 V V OSD-Sel-H OSD Select High Input Operating Range OSD Inputs are Selected 3.5 V I OSD-Sel OSD Select Input Current V OSD-Sel = 0VtoVCC − 1V −5 0.1 10 µA ∆V O-OSD(Blk) OSD ∆Black Level Output Voltage, Difference from Video Output Register 08 = 18, Minimum Video Black Level ±45 ±150 mV V O-OSD(Blk) Range of OSD Black Level Output Voltage between the 3 Channels Register 08 = 18, Minimum Video Black Level −100 0 +100 mV V OSD-out OSD Output Voltage, Percent of Maximum Video Out Register 08 = 18, Minimum Video Black Level 85 95 105 % ∆V OSD-out OSD Output V P-P Attenuation Register 08 = 08 52 57 62 % V OSD-out (Match) Output Match between Channels Register 08 = 18 ±5.0 % V OSD-out (Track) Output Variation between Channels Register 08 Changed from 18 to 08 ±3.0 ±5.0 % ∆t OSD/OSD S Output Skew Time between OSD and OSD Select Measured from 50% Point on all Waveforms ±2.0 ns V feed 10 kHz Video Feedthrough into OSD OSD Inputs = 0V −70 dB V feed 10 MHz Video Feedthrough into OSD OSD Inputs = 0V −60 dB External DAC Signals Electrical Characteristics Unless otherwise noted: T A = 25˚C, VCC = +5V, VIN = 0.7V, VABL =VCC,CL = 5 pF, Video Signal Output = 2VP-P. The follow- ing apply for all four external DACs. Symbol Parameter Conditions Min (Note 7) Typ (Note 6) Max (Note 7) Units V Min DAC Min DAC Output Voltage Value = 00h 0.5 0.75 V V Max DAC Mode 00 Max DAC Output Voltage Value = FFh, DCF[1:0] = 00h (no load) 3.6 4.2 V V Max DAC Mode 11 Max Output Voltage of DACs 1–3 in DCF Mode 11 Value = FFh, DCF[1:0] = 11h, DAC4 Value = 00h 2.05 2.40 2.75 V ∆V Max DAC (Temp) Variation of any DAC output voltage with temperature 0˚C<T<70˚C ambient ±0.5 mV/deg ∆V Max DAC (V CC) Variation of any DAC output voltage with V CC 4.75V<V CC<5.25V ±50 mV/V Linearity Linearity of DAC Over its Range 5% Monotonicity Monotonicity of the DAC Excluding dead zones at limits of DAC ±0.5 LSB External Interface Signals Electrical Characteristics Unless otherwise noted: T A = 25˚C, VCC = +5V, VIN = 0.7V, VABL =VCC,CL = 5 pF, Video Output = 2VP-P. Symbol Parameter Conditions Min (Note 7) Typ (Note 6) Max (Note 7) Units V l(I 2C) I 2C Low Input Voltage SDA or SCL Inputs 1.5 V V h(I 2C) I 2C High Input Voltage SDA or SCL Inputs 3.0 V www.national.com 4 |
Số phần tương tự - LM1262 |
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Mô tả tương tự - LM1262 |
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