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ADS1210 Datasheet(PDF) 23 Page - Texas Instruments |
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ADS1210 Datasheet(HTML) 23 Page - Texas Instruments |
23 / 50 page ![]() ADS1210, ADS1211 23 SBAS034B www.ti.com TABLE XV. Digital Timing Characteristics. SYMBOL DESCRIPTION MIN NOM MAX UNITS fXIN XIN Clock Frequency 0.5 10 MHz tXIN XIN Clock Period 100 2000 ns t2 XIN Clock High 0.4 • tXIN ns t3 XIN Clock LOW 0.4 • tXIN ns t4 Internal Serial Clock HIGH tXIN ns t5 Internal Serial Clock LOW tXIN ns t6 Data In Valid to Internal SCLK Falling Edge (Setup) 40 ns t7 Internal SCLK Falling Edge to Data In Not Valid (Hold) 20 ns t8 Data Out Valid to Internal SCLK Falling Edge (Setup) tXIN –25 ns t9 Internal SCLK Falling Edge to Data Out Not Valid (Hold) tXIN ns t10 External Serial Clock HIGH 2.5 • tXIN ns t11 External Serial Clock LOW 2.5 • tXIN ns t12 Data In Valid to External SCLK Falling Edge (Setup) 40 ns t13 External SCLK Falling Edge to Data In Not Valid (Hold) 20 ns t14 Data Out Valid to External SCLK Falling Edge (Setup) tXIN –40 ns t15 External SCLK Falling Edge to Data Out Not Valid (Hold) 1.5 • tXIN ns t16 Falling Edge of DRDY to First SCLK Rising Edge 6 • tXIN ns (Master Mode, CS Tied LOW) t17 Falling Edge of Last SCLK for INSR to Rising Edge of First 5 • tXIN ns SCLK for Register Data (Master Mode) t18 Falling Edge of Last SCLK for Register Data to Rising Edge 3 • tXIN ns of DRDY (Master Mode) t19 Falling Edge of Last SCLK for INSR to Rising Edge of First 5.5 • tXIN ns SCLK for Register Data (Slave Mode) ns t20 Falling Edge of Last SCLK for Register Data to Rising Edge 4 • tXIN 5 • tXIN ns of DRDY (Slave Mode) t21 Falling Edge of DRDY to Falling Edge of CS (Master and 0.5 • tXIN ns Slave Mode) t22 Falling Edge of CS to Rising Edge of SCLK (Master Mode) 5 • tXIN 6 • tXIN ns t23 Rising Edge of DRDY to Rising Edge of CS (Master and 10 ns Slave Mode) t24 Falling Edge of CS to Rising Edge of SCLK (Slave Mode) 5.5 • tXIN ns t25 Falling Edge of Last SCLK for INSR to SDIO Tri-state 2 • tXIN ns (Master Mode) t26 SDIO as Output to Rising Edge of First SCLK for Register 2 • tXIN ns Data (Master and Slave Modes) t27 Falling Edge of Last SCLK for INSR to SDIO Tri-state 3 • tXIN 4 • tXIN ns (Slave Mode) t28 SDIO Tri-state Time (Master and Slave Modes) tXIN ns t29 Falling Edge of Last SCLK for Register Data to SDIO Tri-State tXIN ns (Master Mode) t30 Falling Edge of Last SCLK for Register Data to SDIO 2 • tXIN 3 • tXIN ns Tri-state (Slave Mode) t31 DRDY Fall Time 30 ns t32 DRDY Rise Time 30 ns t33 Minimum DSYNC LOW Time 10.5 • tXIN ns t34 DSYNC Valid HIGH to Falling Edge of XIN (for Exact 10 ns Synchronization of Multiple Converters only) t35 Falling Edge of XIN to DSYNC Not Valid LOW (for Exact 10 ns Synchronization of Multiple Converters only) t36 Falling Edge of Last SCLK for Register Data to Rising Edge 20.5 • tXIN ns of First SCLK of next INSR (Slave Mode, CS Tied LOW) t37 Rising Edge of CS to Falling Edge of CS (Slave Mode, 10.5 • tXIN ns Using CS) t38 Falling Edge of DRDY to First SCLK 5.5 • tXIN ns Rising Edge (Slave Mode, CS Tied LOW) |
Número de pieza similar - ADS1210_15 |
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Descripción similar - ADS1210_15 |
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