tja1049 NXP Semiconductors, tja1049 Datasheet - Page 11

• Manufacturer Part Number: tja1049
• Description: Tja1049 High-speed Can Transceiver With Standby Mode
• Manufacturer: NXP Semiconductors

NXP Semiconductors
11. Dynamic characteristics
Table 8.
T
to ground. Positive currents flow into the IC.
[1]
TJA1049
Product data sheet
Symbol
Transceiver timing; pins CANH, CANL, TXD and RXD; see
t
t
t
t
t
t
t
t
t
d(TXD-busdom)
d(TXD-busrec)
d(busdom-RXD)
d(busrec-RXD)
PD(TXD-RXD)
to(dom)TXD
to(dom)bus
fltr(wake)bus
d(stb-norm)
vj
=
All parameters are guaranteed over the virtual junction temperature range by design. Factory testing uses correlated test conditions to
cover the specified temperature and power supply voltage range.

40

C to +150
Dynamic characteristics
Parameter
delay time from TXD to bus dominant
delay time from TXD to bus recessive
delay time from bus dominant to RXD
delay time from bus recessive to RXD
propagation delay from TXD to RXD
TXD dominant time-out time
bus dominant time-out time
bus wake-up filter time
standby to normal mode delay time

C; V
CC
Fig 4.
= 4.75 V to 5.25 V; R
Timing test circuit for CAN transceiver
+5 V
All information provided in this document is subject to legal disclaimers.
[1]
47 μF
L
Rev. 2 — 23 March 2011
= 60
15 pF

Conditions
Normal mode
Normal mode
Normal mode
Normal mode
Normal mode
V
Standby mode
Standby mode
unless specified otherwise. All voltages are defined with respect
TXD
100 nF
TXD
RXD
Figure 4
= 0 V; Normal mode
GND
High-speed CAN transceiver with Standby mode
TJA1049
V
and
CC
STB
Figure 5
CANH
SPLIT
CANL
Min
-
-
-
-
60
0.3
0.3
0.5
7
R L
015aaa165
Typ
65
90
60
65
-
1.7
1.7
-
25
TJA1049
© NXP B.V. 2011. All rights reserved.
100 pF
Max
140
140
140
140
220
5
5
5
47
11 of 20
ns
ns
ns
ms
ms
Unit
ns
ns
s
s