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UCC2895-Q1 Datasheet(PDF) 5 Page - Texas Instruments |
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UCC2895-Q1 Datasheet(HTML) 5 Page - Texas Instruments |
5 / 24 page t PERIOD OUTA OUTC OUTA OUTB Same applies to OUTB and OUTD Same applies to OUTC and OUTD t = t – t DELAY f(OUTB) f(OUTA) t = t – t DELAY f(OUTC) f(OUTA) UCC2895-Q1 www.ti.com SLUS783C – MAY 2008 – REVISED AUGUST 2012 ELECTRICAL CHARACTERISTICS (continued) VDD = 12 V, RT = 82 kΩ, CT = 220 pF, RDELAB = 10 kΩ, RDELCD = 10 kΩ, CREF = 0.1 μF, CVDD = 0.1 μF, no load on the outputs, TA = TJ = –40°C to 125°C (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT Soft Start/Shutdown ISOURCE Soft-start source current SS/DISB = 3 V, CS = 1.9 V –40 –35 –30 μA ISINK Soft-start sink current SS/DISB = 3 V, CS = 2.6 V 325 350 375 μA Soft-start/disable comparator threshold 0.44 0.5 0.56 V Adaptive Delay Set (ADS) ADS = CS = 0 V 0.45 0.5 0.55 DELAB/DELCD output voltage V ADS = 0 V, CS = 2 V 1.9 2 2.1 tDELAY Output delay(2) (3) ADS = CS = 0 V 450 560 620 ns ADS bias current 0 V < ADS < 2.5 V, 0 V < CS < 2.5 V –20 20 μA Output VOH High-level output voltage (all outputs) IOUT = –10 mA, VDD to output 250 420 mV VOL Low-level output voltage (all outputs) IOUT = 10 mA 150 270 mV tR Rise time(2) CLOAD = 100 pF 20 35 ns tF Fall time(2) CLOAD = 100 pF 20 35 ns (2) Specified by design (3) Output delay is measured between OUTA and OUTB or between OUTC and OUTD. Output delay is defined as shown in the following figure, where: tf(OUTA) = falling edge of OUTA signal tr(OUTB) = rising edge of OUTB signal Copyright © 2008–2012, Texas Instruments Incorporated Submit Documentation Feedback 5 Product Folder Link(s): UCC2895-Q1 |
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