Philips Semiconductors
Preliminary specification
Fault-tolerant CAN transceiver
TJA1054
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Pin WAKE
IIL
LOW-level input current
VWAKE = 0 V; VBAT = 27 V
−1
−4
−10
µA
Vth(WAKE) wake-up threshold voltage VSTB = 0 V
2.5
3.2
3.9
V
Pin INH
∆VH
HIGH-level voltage drop
leakage current
IINH = −0.18 mA
−
−
−
−
0.8
5
V
IL
Sleep mode; VINH = 0 V
µA
Pins CANH and CANL
Vdiff
differential receiver
no failures and
threshold voltage
bus failures 1, 2, 5, 6a; see Fig.4
V
CC = 5 V
−3.5
−3.2
−2.9
V
V
VCC = 4.75 to 5.25 V
VTXD = VCC
−0.70VCC −0.64VCC −0.58VCC
VO(reces)
VO(dom)
IO(CANH)
recessive output voltage
on pin CANH
RRTH < 4 kΩ
−
−
0.2
V
V
on pin CANL
RRTL < 4 kΩ
V
CC − 0.2 −
−
dominant output voltage
on pin CANH
VTXD = 0 V; VEN = VCC
ICANH = −40 mA
V
CC − 1.4 −
−
V
on pin CANL
I
CANL = 40 mA
−
−
1.4
−110
V
output current on
pin CANH
normal operating mode;
VCANH = 0 V; VTXD = 0 V
−45
−80
−0.25
70
mA
low power modes;
VCANH = 0 V; VCC = 5 V
−
−
µA
mA
µA
IO(CANL)
output current on
pin CANL
normal operating mode;
CANL = 14 V; VTXD = 0 V
45
−
100
−
V
low power modes;
0
VCANL = 12 V; VBAT = 12 V
Vdet(CANH) detection threshold
voltage for short-circuit to
battery voltage on
normal operating mode
low power modes
1.5
1.1
1.7
1.8
1.85
2.5
V
V
pin CANH
Vdet(CANL) detection threshold
voltage for short-circuit to
battery voltage on
normal operating mode
6.5
7.3
8
V
pin CANL
Vth(wake)
wake-up threshold voltage
on pin CANL
low power modes
low power modes
low power modes
2.5
1.1
0.8
3.2
1.8
1.4
3.9
2.5
−
V
V
V
on pin CANH
∆Vth(wake) difference of wake-up
threshold voltages
Vse(CANH) single-ended receiver
threshold voltage on
pin CANH
normal operating mode and
failures 4, 6 and 7
VCC = 5 V
1.5
1.7
1.85
V
V
VCC = 4.75 to 5.25 V
0.30VCC 0.34VCC 0.37VCC
1999 Feb 11
11
NXP [ NXP ]
