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TSC2008 Datasheet(PDF) 4 Page - Texas Instruments |
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TSC2008 Datasheet(HTML) 4 Page - Texas Instruments |
4 / 37 page TSC2008 SBAS406A – JUNE 2008 – REVISED DECEMBER 2008 .................................................................................................................................................. www.ti.com ELECTRICAL CHARACTERISTICS (continued) At TA = –40°C to +85°C, VDD = +1.2V to +3.6V, unless otherwise noted. TSC2008 PARAMETER TEST CONDITIONS MIN TYP MAX UNIT DIGITAL INPUT/OUTPUT Logic family CMOS VIH 1.2V ≤ VDD < 3.6V 0.7 × VDD VDD + 0.3 V 1.2V ≤ VDD < 1.6V –0.3 0.2 × VDD V VIL 1.6V ≤ VDD ≤ 3.6V –0.3 0.3 × VDD V IIL CS, SCLK, and SDI pins –1 1 µA Logic level CIN CS, SCLK, and SDI pins 10 pF VOH IOH = 2 TTL loads VDD – 0.2 VDD V VOL IOL = 2 TTL loads 0 0.2 V ILEAK Floating output –1 1 µA COUT Floating output 10 pF Data format Straight Binary POWER SUPPLY REQUIREMENTS Power-supply voltage VDD Specified performance 1.2 3.6 V 12-bit, 69.6k eq rate(5) 285.0 320.0 µA fSCLK = 5MHz, VDD = 1.2V fADC = 2MHz, 8.2k eq rate(5) 30.4 37.7 µA PD[1:0] = 0,0 Quiescent supply current 82.6k eq rate(5) 344.0 425.0 µA (VDD with sensor off) VDD = 1.8V 12-bit, 8.2k eq rate(5) 34.5 42.2 µA fSCLK = 10MHz, fADC = 2MHz, 84.8k eq rate(5) 461.0 570.0 µA PD[1:0] = 0,0 VDD = 2.7V 8.2k eq rate(5) 44.6 55.1 µA Power-down supply current CS = 1, SDI = SCLK = 1, PENIRQ = 1, PD[1:0] = 0,0 0 0.8 µA POWER ON/OFF SLOPE REQUIREMENTS VDD off ramp TA = –40°C to +85°C 2 kV/s TA = –40°C to –21°C, VDD = 0V 1 s VDD off length TA = –20°C to +85°C, VDD = 0V 0.3 s VDD on ramp TA = –40°C to +85°C 12 kV/s tDEVICE_READY TA = –40°C to +85°C 2 ms (5) See the Throughput Rate and SPI Bus Traffic section for calculation information. 4 Submit Documentation Feedback Copyright © 2008, Texas Instruments Incorporated Product Folder Link(s): TSC2008 |
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