tja1082 NXP Semiconductors, tja1082 Datasheet - Page 23

• Manufacturer Part Number: tja1082
• Description: Flexray Node Transceiver
• Manufacturer: NXP Semiconductors

NXP Semiconductors
10. Dynamic characteristics
Table 12.
All parameters are guaranteed for V
unless otherwise specified. All voltages are defined with respect to ground; positive currents flow into the IC.
TJA1082_2
Product data sheet
Symbol
Pins BP and BM
t
t
t
t
t
t
t
t
t
t
d(TXD-bus)
d(bus-RXD)
d(TXEN-busidle)
d(TXEN-busact)
d(BGE-busidle)
d(BGE-busact)
r(dif)(bus)
f(dif)(bus)
f(bus)(idle-act)
f(bus)(act-idle)
t
t
t
t
d(TXD-bus)
d(bus-RXD)
(r-f)(dif)
d(TXEN-bus)
Dynamic characteristics
Parameter
delay time from TXD to bus
delay time difference from TXD to bus
delay time from bus to RXD
delay time difference from bus to RXD
delay time from TXEN to bus idle
delay time from TXEN to bus active
delay time difference from TXEN to bus
(absolute value)
delay time from BGE to bus idle
delay time from BGE to bus active
bus differential rise time
bus differential fall time
difference between differential rise and
fall time
bus fall time from idle to active
bus fall time from active to idle
CC
= 4.5 V to 5.25 V; V
Rev. 02.03 — 10 August 2009
IO
Conditions
Normal mode
Normal mode; between
DATA_0 and DATA_1
Normal mode; C
(V
Normal mode; C
(V
Normal mode; between
DATA_0 and DATA_1;
(V
Normal mode; V
Normal mode; V
Normal mode; between TXEN
to bus active and TXEN to
bus idle; V
Normal mode; V
Normal mode; V
DATA_0 to DATA_1;
20 % to 80 %; R
C
DATA_1 to DATA_0;
80 % to 20 %; R
C
on bus; 80 % to 20 %
R
bus idle to DATA_0;
R
DATA_1 to bus idle;
R
300 mV > V
30 mV > V
= 2.6 V to 5.25 V; T
bus
bus
bus
bus
bus
DATA_0
DATA_1
BP
DATA_0
DATA_1
BP
DATA_0
DATA_1
BP
C
C
RXD
RXD
= 100 pF
= 100 pF
= 45 ; C
= 45 ; C
= 45 ; C
+ V
+ V
+ V
= 15 pF
= 25 pF
BM
BM
BM
TXD
)/2 = 2.5 V
)/2 = 2.5 V
)/2 = 2.5 V
dif
dif
> 300 mV
> 30 mV
= 0 V
bus
bus
bus
TXD
TXD
TXD
TXD
bus
bus
RXD
RXD
= 100 pF
= 100 pF;
= 100 pF;
= 45 ;
= 45 ;
= 0 V
= 0 V
= 0 V
= 0 V
= 15 pF;
= 25 pF;
vj
= 40 C to +150 C and R
[1][2]
[1][2]
[3]
[3]
[3]
[4]
[5]
[5]
[5]
[5][6]
[5][6]
FlexRay node transceiver
Min
-
-
-
-
-
-
-
-
-
-
3.75
3.75
-
-
4
5
6
3
© NXP B.V. 2009. All rights reserved.
TJA1082
Typ
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
bus
Max
50
50
+4
50
50
60
60
5
6
75
75
50
75
75
18.75 ns
18.75 ns
3
30
30
= 45
23 of 35
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns