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ISO7421MDR Datasheet(PDF) 4 Page - Texas Instruments |
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ISO7421MDR Datasheet(HTML) 4 Page - Texas Instruments |
4 / 18 page ELECTRICAL CHARACTERISTICS SWITCHING CHARACTERISTICS ISO7421, ISO7421M SLLS984 – JUNE 2009....................................................................................................................................................................................................... www.ti.com VCC1 and VCC2 at 5 V ±10%; TA = –55°C to 125°C for ISO7421M, TA = –40°C to 105°C for ISO7421 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 IN from 0 V or VCC IIL Low-level input current –10 µA CI Input capacitance to ground IN at VCC, VI = 0.4 sin (4E6πt) 1.2 pF CMTI Common-mode transient immunity VI = VCC or 0 V; see Figure 3. 25 50 kV/ µs SUPPLY CURRENT Quiescent 2 3 25 Mbps 3.5 5 ICC1 Supply current for VCC1 VI = VCC or 0 V, no load mA 100 Mbps 7.5 11 200 Mbps 12 17 Quiescent 2 3 25 Mbps 3.5 5 ICC2 Supply current for VCC2 VI = VCC or 0 V, no load mA 100 Mbps 7.5 11 200 Mbps 12 17 VCC1 and VCC2 at 5 V ±10%; TA = –55°C to 125°C for ISO7421M, TA = –40°C to 105°C for ISO7421 PARAMETER TEST CONDITIONS MIN TYP MAX UNIT tPLH, tPHL Propagation delay time See Figure 1. 9 12 ns PWD(1) Pulse duration distortion |tPHL – tPLH| 0.3 1.5 ns tsk(pp) Part-to-part skew time 2 ns tsk(o) Channel-to-channel output skew time 1.6 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 tui Input pulse duration 5 4 ns 1 / tui Signaling rate 0 250 200 Mbps (1) Also known as pulse skew. 4 Submit Documentation Feedback Copyright © 2009, Texas Instruments Incorporated Product Folder Link(s): ISO7421 ISO7421M |
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