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DRV421RTJT Datasheet(PDF) 6 Page - Texas Instruments |
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DRV421RTJT Datasheet(HTML) 6 Page - Texas Instruments |
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6 / 44 page  6 DRV421 SBOS704B – MAY 2015 – REVISED MARCH 2016 www.ti.com Product Folder Links: DRV421 Submit Documentation Feedback Copyright © 2015–2016, Texas Instruments Incorporated Electrical Characteristics (continued) All minimum and maximum specifications at TA = +25°C, VDD = 3.0 V to 5.5 V, and ICOMP1 = ICOMP2 = 0 mA (unless otherwise noted). Typical values are at VDD = 5.0 V. PARAMETER TEST CONDITIONS MIN TYP MAX UNIT VOLTAGE REFERENCE VREFOUT Reference output voltage at pin REFOUT RSEL[1:0] = 00, no load 2.45 2.5 2.55 V RSEL[1:0] = 01, no load 1.6 1.65 1.7 RSEL[1:0] = 1x, no load 45 50 55 % of VDD Reference output voltage drift RSEL[1:0] = 00, 01 –50 ±10 50 ppm/°C Voltage divider gain error drift RSEL[1:0] = 1x –50 ±10 50 ppm/°C PSRRREF Power-supply rejection ratio RSEL[1:0] = 00, 01 –300 ±15 300 µV/V Load regulation RSEL[1:0] = 0x, load to GND or VDD, ΔILOAD = 0 mA to 5 mA, TA = –40°C to +125°C 0.15 0.35 mV/mA RSEL[1:0] = 1x, load to GND or VDD, ΔILOAD = 0 mA to 5 mA, TA = –40°C to +125°C 0.3 0.8 ISC Short-circuit current REFOUT connected to VDD 20 mA REFOUT connected to GND –18 DIGITAL INPUTS/OUTPUTS Logic Inputs (CMOS) VIH High-level input voltage TA = –40°C to +125°C 0.7 × VDD VDD + 0.3 V VIL Low-level input voltage TA = –40°C to +125°C –0.3 0.3 × VDD V Input leakage current 0.01 µA Logic Outputs (Open-Drain) VOH High-level output voltage Set by external pull-up resistor V VOL Low-level output voltage 4-mA sink 0.3 V POWER SUPPLY IQ Quiescent current IICOMP1 = IICOMP2 = 0 mA, 3.0 V ≤ VDD ≤ 3.6 V, TA = –40°C to +125°C 6.5 9 mA IICOMP1 = IICOMP2 = 0 mA, 4.5 V ≤ VDD ≤ 5.5 V, TA = –40°C to +125°C 8.1 11 VRST Power-on reset threshold 2.4 V |
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