7 Parameter Measurement Information

Figure 7-1 Bus States (Physical Bit Representation)

Figure 7-2 Simplified Recessive Common Mode Bias Unit and Receiver

Note:

A: Normal and Listen modes or all other modes not in t_Silence

B: All modes except Normal and Listen modes, in t_Silence

Figure 7-3 Supply Test Circuit

Figure 7-4 Driver Test Circuit and Measurement

Figure 7-5 Receiver Test Circuit and Measurement

Figure 7-6 Transmitter and Receiver Timing Behavior Test Circuit and Measurement

Figure 7-7 TXD Dominant Time Out Test Circuit and Measurement

Figure 7-8 Driver Short-Circuit Current Test and Measurement

Figure 7-9 Test Signal Definition for Bias Reaction Time Measurement

Figure 7-10 SPI AC Characteristic Write

Figure 7-11 SPI AC Characteristic Read

Figure 7-12 Power Up Timing

Figure 7-13 Sleep to Standby Timing

Figure 7-14 Normal to Sleep Timing

Figure 7-15 Normal to Standby Timing

Figure 7-16 Standby to Normal Timing

Note:

The blue signals are input or output of the TCAN157x-Q1. Black signals are internal to the TCAN157x-Q1. The colors are provided for timing diagrams Figure 7-12, Figure 7-13, Figure 7-14, Figure 7-15, and Figure 7-16.

Figure 7-17 Resistance Value During Active Recessive Phase for Signal Improvement Capability