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ISO7421EQDWRQ1 Datasheet(PDF) 4 Page - Texas Instruments |
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ISO7421EQDWRQ1 Datasheet(HTML) 4 Page - Texas Instruments |
4 / 18 page ISO7421E-Q1 SLLSEA5B – MARCH 2012 – REVISED JUNE 2012 www.ti.com ELECTRICAL CHARACTERISTICS VCC1 and VCC2 at 5 V ± 5%, TA = –40°C to 125°C PARAMETER TEST CONDITIONS MIN TYP MAX UNIT IOH = –4 mA; See Figure 1 VCC –0.8 4.6 VOH High-level output voltage V IOH = –20 µA; See Figure 1 VCC –0.1 5 IOL = 4 mA; See Figure 1 0.2 0.4 VOL Low-level output voltage V IOL = 20 µA; See Figure 1 0 0.1 VI(HYS) Input threshold voltage hysteresis 400 mV IIH High-level input current 10 µA INx at 0 V or VCC IIL Low-level input current –10 µA CMTI Common-mode transient immunity VI = VCC or 0 V; See Figure 3 25 50 kV/µs SUPPLY CURRENT (All inputs switching with square wave clock signal for dynamic ICC measurement) ISO7420x ICC1 DC Input: VI = VCC or 0 V 0.4 0.8 DC to 1 Mbps ICC2 AC Input: CL = 15 pF 3.4 5 ICC1 0.6 1 10 Mbps ICC2 4.5 6 Supply current for VCC1 and VCC2 mA ICC1 1 1.5 25 Mbps CL = 15 pF ICC2 6.2 8 ICC1 1.7 2.5 50 Mbps ICC2 9 12 ISO7421x ICC1 DC Input: VI = VCC or 0 V 2.3 3.6 DC to 1 Mbps ICC2 AC Input: CL = 15 pF 2.3 3.6 ICC1 2.9 4.5 10 Mbps ICC2 2.9 4.5 Supply current for VCC1 and VCC2 mA ICC1 4.3 6 25 Mbps CL = 15 pF ICC2 4.3 6 ICC1 6 9.1 50 Mbps ICC2 6 9.1 SWITCHING CHARACTERISTICS VCC1 and VCC2 at 5 V ± 5%, TA = –40°C to 125°C PARAMETER TEST CONDITIONS MIN TYP MAX UNIT tPLH, tPHL Propagation delay time See Figure 1 9 14 ns PWD(1) Pulse width distortion |tPHL – tPLH| 0.3 3.7 ns tsk(pp) Part-to-part skew time 4.9 ns tsk(o) Channel-to-channel output skew time 3.6 ns tr Output signal rise time See Figure 1 1 ns tf Output signal fall time 1 ns tfs Fail-safe output delay time from input power loss See Figure 2 6 µs (1) Also known as pulse skew. 4 Submit Documentation Feedback Copyright © 2012, Texas Instruments Incorporated Product Folder Link(s) :ISO7421E-Q1 |
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