B10011S_07 Datasheet, PDF (10/12 Pages) ATMEL Corporation – Can Transceiver IC

Figure 7-2. Test Circuit Equivalents
V_CC
H'
300 _H
300
300
300
L'
L
2/3 V_CC
1/3 V_CC
Switches are
closed in the
dominant state
Ideal test circuit equivalent
38k
4k54
F₁
0.946 V
V_CC
220
H
300
2/3 V_CC
Switches are
closed in the
270
300
dominant state
L
1/3 V_CC
38k
4k54
F₀
0.946 V
Real test circuit equivalent
H
CH0
2CHL
L
CL0
Capacitance H: CHgnd = CH0 + 2 CHL <= 200 pF/m
Capacitance L: CLgnd = CL0 + 2 CHL <= 200 pF/m
10 B10011S
4749D–AUTO–10/07