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BUF22821AIDCPR Datasheet(PDF) 3 Page - Texas Instruments |
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BUF22821AIDCPR Datasheet(HTML) 3 Page - Texas Instruments |
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3 / 25 page  www.ti.com ELECTRICAL CHARACTERISTICS BUF22821 SBOS399 – JUNE 2007 Boldface limits apply over the specified temperature range, T A = –40°C to +85°C. At T A = +25°C, VS = +18V, VSD = +2V, RL = 1.5kΩ connected to ground, and CL = 200pF, unless otherwise noted. BUF22821 PARAMETER CONDITIONS MIN TYP MAX UNIT ANALOG GAMMA BUFFER CHANNELS Reset Value Code 512 9 V OUT 1–22 Output Swing: High Code = 1023, Sourcing 10mA 17.7 17.85 V OUT 1–22 Output Swing: Low Code = 0, Sinking 10mA 0.07 0.2 V STATINH Output Swing: High VIN = 18V, Sourcing 10mA 17.7 17.85 V STATINL Output Swing: Low VIN = 0V, Sinking 10mA 0.17 0.2 V VCOM1, 2 Output Swing: High Code = 1023, Sourcing 100mA 13 16.2 V VCOM1, 2 Output Swing: Low Code = 0, Sinking 100mA 0.6 2 V Continuous Output Current Note (1) 30 mA Output Accuracy ±20 ±50 mV vs Temperature Code 512 ±25 µV/°C Integral Nonlinearity INL 0.3 Bits Differential Nonlinearity DNL 0.3 Bits Load Regulation, 10mA REG Code 512 or VCC/2, IOUT = +5mA to –5mA Step 0.5 1.5 mV/mA OTP MEMORY Number of OTP Write Cycles 16 Cycles Memory Retention 100 Years ANALOG POWER SUPPLY Operating Range 9 20 V Total Analog Supply Current IS Outputs at Reset Values, No Load 12 17 mA Over Temperature 18 mA DIGITAL Logic 1 Input Voltage VIH 0.7 × V SD V Logic 0 Input Voltage VIL 0.3 × V SD V Logic 0 Output Voltage VOL ISINK = 3mA 0.15 0.4 V Input Leakage ±0.01 ±10 µA Clock Frequency fCLK Standard/Fast Mode 400 kHz High-Speed Mode 3.4 MHz DIGITAL POWER SUPPLY Operating Range VSD 2.0 5.5 V Digital Supply Current ISD Outputs at Reset Values, No Load, Two-Wire Bus Inactive 115 150 µA Over Temperature 115 µA TEMPERATURE RANGE Specified Range –40 +85 °C Operating Range Junction Temperature < +125 °C –40 +95 °C Storage Range –65 +150 °C Thermal Resistance(1) θ JA HTSSOP-38 Note (1) 40 °C/W (1) Thermal pad attached to printed circuit board (PCB), 0lfm airflow, and 76mm × 76mm copper area. 3 Submit Documentation Feedback |
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