|
AMIS-42665_13 Datasheet, PDF (7/11 Pages) ON Semiconductor – High-Speed Low Power CAN Transceiver | |||
|
◁ |
AMISâ42665
CHARACTERISTICS VCC = 4.75 V to 5.25 V; TJ = â40°C to +150°C; RLT = 60 W unless specified otherwise.
Symbol
Parameter
Conditions
Min Typ
BUS LINES (PINS CANH AND CANL)
Io(sc) (CANL)
Vi(dif) (th)
Short Circuit Output Current at Pin CANL
Differential Receiver Threshold Voltage
(see Figure 6)
VCANL = 36 V; VTxD = 0 V
â5 V < VCANL < +12 V; â5 V
< VCANH < +12 V;
45
70
0.5
0.7
Vihcm(dif) (th)
Vi(dif) (hys)
Differential Receiver Threshold Voltage for
High CommonâMode (See Figure 6)
Differential Receiver Input Voltage
Hysteresis (see Figure 6)
â35 V < VCANL < +35 V;
â35 V < VCANH < +35 V;
â35 V < VCANL < +35 V;
â35 V < VCANH < +35 V;
0.40 0.7
50
70
Ri(cm) (CANH)
CommonâMode Input Resistance at Pin
CANH
15
26
Ri(cm) (CANL)
CommonâMode Input Resistance at Pin
CANL
15
26
Ri(cm) (m)
Matching Between Pin CANH and Pin
CANL Common Mode Input Resistance
VCANH = VCANL
â3
0
Ri(dif)
Differential Input Resistance
Ci(CANH)
Input Capacitance at Pin CANH
Ci(CANL)
Input Capacitance at Pin CANL
Ci(dif)
Differential Input Capacitance
COMMONâMODE STABILIZATION (PIN VSPLIT)
VSPLIT
Reference Output Voltage at Pin VSPLIT
ISPLIT(i)
VSPLIT Leakage Current
ISPLIT(lim)
VSPLIT Limitation Current
POWERâONâRESET (POR)
VTxD = VCC; Not Tested
VTxD = VCC; Not Tested
VTxD = VCC; Not Tested
Normal Mode;
â500 mA < ISPLIT < 500 mA
Standby Mode
Normal Mode
25
50
7.5
7.5
3.75
0.3 x
â
VCC
â5
â3
PORL
POR Level
CANH, CANL in
TriâState Below POR Level
2.2
3.5
THERMAL SHUTDOWN
TJ(sd)
Shutdown Junction Temperature
TIMING CHARACTERISTICS (see Figures 7 and 8)
150 160
td(TxDâBUSon)
Delay TXD to Bus Active
Cl = 100 pF Between CANH
40
85
to CANL
td(TxDâBUSoff)
Delay TXD to Bus Inactive
Cl = 100 pF Between CANH
30
60
to CANL
td(BUSonâRXD)
td(BUSoffâRXD)
tpd(recâdom)
Delay Bus Active to RXD
Delay Bus Inactive to RXD
Propagation Delay TXD to RXD from
RecessiveâtoâDominant
Crxd = 15 pF
Crxd = 15 pF
Cl = 100 pF Between CANH
to CANL
25
55
40
100
90
td(domârec)
Propagation Delay TXD to RXD from
DominantâtoâRecessive
Cl = 100 pF Between CANH
90
to CANL
td(stbânm)
tdbus
tdom(TxD)
Baudrate
Delay Standby Mode to Normal Mode
Dominant Time for Wakeâup via Bus
TxD Dominant Time for Time Out
Communication Speed Achievable
VTxD = 0 V
5
7.5
0.75 2.5
300 650
40k
Max
120
0.9
1.00
100
37
37
+3
75
20
20
10
0.7 x
VCC
+5
+3
4.5
180
105
105
105
105
230
245
10
5
1000
1M
Unit
mA
V
V
mV
kW
kW
%
kW
pF
pF
pF
mA
mA
V
°C
ns
ns
ns
ns
ns
ns
ms
ms
ms
bps
http://onsemi.com
7
|
▷ |