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TSC2008TRGVRQ1 데이터시트(PDF) 7 Page - Texas Instruments |
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TSC2008TRGVRQ1 데이터시트(HTML) 7 Page - Texas Instruments |
7 / 39 page TSC2008-Q1 www.ti.com SBAS552 – JUNE 2011 TIMING REQUIREMENTS (1) All specifications typical at –40°C to +105°C, VDD = 1.6V, unless otherwise noted. PARAMETER TEST CONDITIONS MIN MAX UNIT 1.2V ≤ VDD < 1.6V, 40% to 60% duty cycle 182 ns tC(SCLK) SPI serial clock cycle time 1.6 ≤ VDD < 2.7V, 40% to 60% duty cycle 62.5 ns 2.7V ≤ VDD ≤ 3.6V, 40% to 60% duty cycle 40 ns 1.2V ≤ VDD < 1.6V, 10pF load 5.5 MHz fSCLK SPI serial clock frequency 1.6 ≤ VDD < 2.7V, 10pF load 16 MHz 2.7V ≤ VDD ≤ 3.6V, 10pF load 25 MHz tWH(SCLK) SPI serial clock high time 0.4 × tC(SCLK) 0.6 × tC(SCLK) ns tWL(SCLK) SPI serial clock low time 0.4 × tC(SCLK) 0.6 × tC(SCLK) ns 1.2V ≤ VDD < 1.6V 22 ns tSU(CSF-SCLK1R) Enable lead time 1.6 ≤ VDD < 3.6V 14 ns 1.2V ≤ VDD < 1.6V 55 ns tD(CSF-SDOVALID) Slave access time 1.6 ≤ VDD < 3.6V 25 ns 1.2V ≤ VDD < 1.6V 40 80 ns tH(SCLKF-SDOVALID) MISO data hold time 1.6 ≤ VDD < 3.6V 6 30 ns 1.2V ≤ VDD < 1.6V 50 ns tWH(CS) Sequential transfer delay 1.6 ≤ VDD < 3.6V 20 ns 1.2V ≤ VDD < 1.6V 25 ns tSU(SDI-SCLKR) MOSI data setup time 1.6 ≤ VDD < 3.6V 10 ns tH(SDI-SCLKR) MOSI data hold time 5 ns 1.2V ≤ VDD < 1.6V 55 ns tDIS(CSR-SDOZ) Slave MISO disable time 1.6 ≤ VDD < 3.6V 25 ns 1.2V ≤ VDD < 1.6V 50 ns tSU(SCLKF-CSR) Enable lag time 1.6 ≤ VDD < 3.6V 20 ns 1.2V ≤ VDD < 1.6V 55 ns PENIRQ (used as BUSY) tD(SCLKR-PENIRQF) delay from SCLK rising edge 1.6 ≤ VDD < 3.6V 25 ns Setup time from PENIRQ 1.2V ≤ VDD < 1.6V 50 ns tSU(PENIRQR-SCLKR) (used as BUSY) to the rising 1.6 ≤ VDD < 3.6V 20 ns edge of SCLK tD(RESET) Reset period requirement 200 ns tR Rise time VDD = 3V, fSCLK = 25MHz 3 ns tF Fall time VDD = 3V, fSCLK = 25MHz 3 ns (1) All input signals are specified with tR = tF = 5ns (10% to 90% of VDD) and timed from a voltage level of (VIL + VIH)/2. Copyright © 2011, Texas Instruments Incorporated 7 |
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