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SN65HVDA541QDR Datasheet(PDF) 9 Page - Texas Instruments |
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SN65HVDA541QDR Datasheet(HTML) 9 Page - Texas Instruments |
9 / 19 page FUNCTION TABLES PARAMETER MEASUREMENT INFORMATION IO(CANH) VOD VI TXD O (CANH) V O(CANL) V IO(CANL) RL OC V O(CANH) V O(CANL) V + 2 II(S) VI(S) + _ STB I I 9 3.5 V 9 2.5 V 9 1.5 V VO(CANH) VO(CANL) Dominant Recessive SN65HVDA540 SN65HVDA541 www.ti.com ........................................................................................................................................................................................................ SLLS981 – MAY 2009 DRIVER INPUTS OUTPUTS BUS STATE TXD(1) STB(1) CANH(1) CANL(1) L L H L DOMINANT H L Z Z RECESSIVE Open L Z Z RECESSIVE X H or Open Y Y RECESSIVE (1) H = high level, L = low level, X = irrelevant, ? = indeterminate, Y = weak pull down to GND, Z = high impedance RECEIVER DIFFERENTIAL INPUTS STB(1) OUTPUT RXD(1) BUS STATE VID = V(CANH) – V(CANL) X H or Open SN65HVDA540(2) H X VID ≥ 1.15 V SN65HVDA541(3) L DOMINANT 0.4 V < VID < 1.15 V ? ? VID ≤ 0.4 V H RECESSIVE VID ≥ 0.9 V L L DOMINANT 0.5 V < VID < 0.9 V L ? ? VID ≤ 0.5 V L H RECESSIVE Open X H RECESSIVE (1) H = high level, L = low level, X = irrelevant, ? = indeterminate, Y = weak pull down to GND, Z = high impedance (2) While STB is high (standby mode) the RXD output of the SN65HVDA540 is always high (recessive) because it has no wake-up receiver (3) While STB is high (standby mode) the RXD output of the SN65HVDA541 functions according to the levels above and the wake-up conditions shown in Figure 1 and Figure 2. Figure 3. Driver Voltage, Current, and Test Definition Figure 4. Bus Logic-State Voltage Definitions Copyright © 2009, Texas Instruments Incorporated Submit Documentation Feedback 9 Product Folder Link(s): SN65HVDA540 SN65HVDA541 |
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