tja1080a NXP Semiconductors, tja1080a Datasheet - Page 35

• Manufacturer Part Number: tja1080a
• Description: Flexray Transceiver
• Manufacturer: NXP Semiconductors

NXP Semiconductors
Table 14.
All parameters are guaranteed for V
T
ground; positive currents flow into the IC
TJA1080A_3
Preliminary data sheet
Symbol
t
t
t
t
t
t
t
t
t
WAKE symbol detection
t
t
t
Undervoltage
t
t
t
t
t
Activity detection
t
t
t
t
d(bus-TRXD)
d(TXEN-busidle)
d(TXEN-busact)
d(BGE-busidle)
d(BGE-busact)
d(bus)(idle-act)
d(bus)(act-idle)
r(dif)(bus)
f(dif)(bus)
det(wake)DATA_0
det(wake)idle
det(wake)tot
det(uv)(VCC)
rec(uv)(VCC)
det(uv)(VIO)
to(uv)(VCC)
det(uv)(VBAT)
det(act)(TXEN)
det(act)(TRXD)
det(act)(bus)
det(idle)(TXEN)
vj
t
d(bus-TRXD)
= 40 C to +150 C; R
Dynamic characteristics
Parameter
delay time from bus to TRXD
delay time difference from bus to
TRXD
delay time from TXEN to bus idle Normal mode
delay time from TXEN to bus
active
delay time from BGE to bus idle
delay time from BGE to bus
active
bus delay time from idle to active Normal mode
bus delay time from active to idle Normal mode
bus differential rise time
bus differential fall time
DATA_0 wake-up detection time
idle wake-up detection time
total wake-up detection time
undervoltage detection time on
pin V
undervoltage recovery time on
pin V
undervoltage detection time on
pin V
undervoltage time-out time on
pin V
mode
undervoltage detection time on
pin V
activity detection time on pin
TXEN
activity detection time on pin
TRXD
activity detection time on bus
pins
idle detection time on pin TXEN
CC
CC
IO
CC
BAT
for entering Standby
bus
= 45 ; R
BAT
…continued
= 6.5 V to 60 V; V
TRXD
[1]
.
= 200
Rev. 03 — 15 January 2009
Conditions
Star-receive mode; see
Figure 13
Star-receive mode; between
DATA_0 and DATA_1; see
Figure 13
Normal mode
Normal mode
Normal mode
10 % to 90 %
R
90 % to 10 %
R
Standby, Sleep, Star-standby or
Star-sleep modes
10 V
10 V
star configuration; wake flag is
set
star configuration
star configuration
V
star configuration
unless otherwise specified. All voltages are defined with respect to
dif
L
L
DATA_0
DATA_1
= 45 ; C
= 45
: 0 mV
CC
V
V
= 4.75 V to 5.25 V; V
BP
BM
C
L
L
400 mV
+15 V
+15 V
= 100 pF
= 100 pF
BUF
= 4.75 V to 5.25 V; V
[4]
Min
-
-
-
-
-
-
-
-
-
5
5
1
1
50
100
1
100
432
-
100
100
100
100
TJA1080A
FlexRay transceiver
Typ
-
-
-
-
-
-
-
-
-
12
12
-
-
-
-
-
-
-
-
-
-
-
-
© NXP B.V. 2009. All rights reserved.
IO
= 2.2 V to 5.25 V;
Max
50
50
5
100
75
100
75
30
30
25
25
4
4
115
670
5.2
670
900
1
200
200
250
200
35 of 49
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ms
ms
ms
ms
ns
ns
ns
ns
s
s
s
s