TH8055 Datasheet, PDF (9/15 Pages) Micro Electronics – Single Wire CAN Transceiver

TH8055
Single Wire CAN Transceiver
Dynamic Characteristics
All dynamic values of the table below refer to the timing diagrams on page 6.
(5.5V ≤ V_BAT ≤ 18V, -40°C ≤ T_A ≤ 125°C, unless otherwise specified)
Parameter
Symbol
Condition
Min
Typ
Max Unit
Transmit delay in normal and wake up mode
Transmit delay in high-speed mode
Receive delay in all active modes
Receive delay in all active modes
Input minimum pulse length, all active modes
Input minimum pulse length, all active modes
Bus output rise time (30%-70%)
Bus output fall time (70%-30%)
Bus output rise time (30%-70%)
Bus output fall time (70%-30%)
Wakeup filter time delay
tT
max. and min bus load, 50%
TXD high level to VCANH=2.2V
3
tTHS
max. and min bus load, 50%
TXD high level to VCANH=2.2V
0.2
tDR
CANH to RxD, VCANH=2V ,
RxD=L to H
0.3
tRD
CANH to RxD, VCANH=2V ,
RxD=L to H
0.3
trp
CANH to RxD, VCANH=2V ,
RxD=H to L
0.2
tpr
CANH to RxD, VCANH=2V ,
RxD=L to H
0.2
tR
Normal mode, max. and min
bus loads,VBAT=12V
0.6
tF
Normal mode, max. and min
bus loads, VBAT=12V
1.3
tRHS
High-speed mode, max. and
min. bus loads, VBAT=12V
tFHS
High-speed mode, max. and
min. bus loads, VBAT=12V
1.6
tWUF See Timing diagrams
10
6.3 µs
1.5 µs
1
µs
1
µs
1
µs
1
µs
1.4 µs
4.7 µs
0.5 µs
2.5 µs
70
µs
Receive blanking time after TxD L-H transition
tRB See Timing diagrams
2
6
µs
TxD timeout reaction time
tTOUT Normal and high speed mode
12
ms
TxD timeout reaction time
tTOUTWA Wake up mode
20
ms
Delay from normal to high speed modes
tDNHS
30
µs
Delay from normal to wake up mode
tDNHV
30
µs
Delay from normal to sleep modes
tDNS
500 µs
Delay from sleep to normal and wake up mode tdsnwu
50
µs
390108055
Rev. 1.1a
Page 9 of 15
Jan 2002