E520.14 Datasheet, PDF (11/41 Pages) ELMOS Semiconductor AG – Provides four HS-CAN physical interfaces

Quad CAN transceiver
PRODUCTION DATA – FEB 4, 2014
E520.14
(VCAN_SUPPLY = 4.75V to 5.25V, VIO_SUPPLY = 3.0V to 5.5V, RL = 60Ω, unless otherwise noted)
No.
Description
Condition
Symbol
Min Typ
1 Data rate range to be transmitted CAN NORMAL or
DRCAN
40
and received¹⁾
LISTEN mode
2 Delay TXD to bus dominant¹⁾
CAN NORMAL
tCAN,D_TXD_BUS(dom)
60
mode
3 Delay TXD to bus recessive¹⁾
CAN NORMAL
tCAN,D_TXD_BUS(rec)
70
mode
4 Delay bus to RXD dominant¹⁾
CAN NORMAL or tCAN,D_BUS_RXD(dom)
110
LISTEN mode
5 Delay bus to RXD recessive¹⁾
CAN NORMAL or
tCAN,D_BUS_RXD(rec)
120
LISTEN mode
6 Propagation delay TXD to RXD
CAN NORMAL
mode
tCAN,PD_TXD_RXD
40
7 Dominant or recessive time for
wake up via bus
CAN off,
wake up capability
enabled
tFILTER
0.75
8 Wake up time out
9 Activation delay between setting
CAN_CFG.RC until RXD follows
BUS
tTO,WAKE
tD,ACT
0.5
32
1) _{Not production tested}
Table 9: AC Characteristics
Max Unit
1000 kBaud
ns
ns
ns
ns
255 ns
5
μs
2
ms
50
µs
3.3.1 TXD and RXD
No.
Description
1 RXD output low level range
2 RXD output high level range
3 TXD input low threshold voltage
4 TXD input high threshold voltage
5 TXD pull up resistor
Condition
IRXD = 2mA
VVIO ≥ 3V
IRXD = -2mA
VVIO ≥ 3V
VVIO ≥ 3V
VVIO ≥ 3V
VTXD = 0V
VVIO ≥ 3V
Symbol
VRXD,CAN,OUTL
VRXD,CAN,OUTH
VTXD,CAN,INL
VTXD,CAN,INH
RTXD,CAN,PU
Table 10: DC Characteristics
Min Typ Max Unit
0.4
V
VVIO-0.4
V
0.3*VVIO
V
0.7*VVIO V
150
kΩ
3.3.2 CAN Failure detection and recovery
No.
Description
1 Time out for TXD dominant
clamping failure
2 Time out for BUS dominant
clamping failure
3 Minimum bit time for CAN short
detection
Condition
CAN enabled
CAN enabled
CAN enabled
Symbol
tCAN,TXD,DOM
tCAN,BUS,DOM
tCAN,TXD,SHORT
Table 11: AC Characteristics
Min Typ Max Unit
1.1
2.2 ms
1.1
2.2 ms
6
µs
Elmos Semiconductor AG reserves the right to change the detail specifications as may be required to permit improvements in the design of its products.
Elmos Semiconductor AG
Data Sheet 11 / 41
QM-No.: 25DS2014E.02