AMIS-42665 Datasheet, PDF (7/11 Pages) AMI SEMICONDUCTOR – High-Speed Low Power CAN Transceiver

AMIS−42665
CHARACTERISTICS V_CC = 4.75 V to 5.25 V; T_J = −40°C to +150°C; R_LT = 60 W unless specified otherwise.
Symbol
Parameter
Conditions
Min Typ
BUS LINES (PINS CANH AND CANL)
V_{ihcm(dif) (th)}
V_{i(dif) (hys)}
Differential Receiver Threshold Voltage for
High Common−Mode (See Figure 6)
Differential Receiver Input Voltage
Hysteresis (see Figure 6)
−35 V < V_CANL < +35 V;
−35 V < V_CANH < +35 V;
−35 V < V_CANL < +35 V;
−35 V < V_CANH < +35 V;
0.40 0.7
50
70
R_{i(cm) (CANH)}
Common−Mode Input Resistance at Pin
CANH
15
26
R_{i(cm) (CANL)}
Common−Mode Input Resistance at Pin
CANL
15
26
R_{i(cm) (m)}
Matching Between Pin CANH and Pin
CANL Common Mode Input Resistance
V_CANH = V_CANL
−3
0
R_i(dif)
Differential Input Resistance
C_i(CANH)
Input Capacitance at Pin CANH
C_i(CANL)
Input Capacitance at Pin CANL
C_i(dif)
Differential Input Capacitance
COMMON−MODE STABILIZATION (PIN V_SPLIT)
V_SPLIT
Reference Output Voltage at Pin V_SPLIT
I_SPLIT(i)
V_SPLIT Leakage Current
I_SPLIT(lim)
V_SPLIT Limitation Current
POWER−ON−RESET (POR)
V_TxD = V_CC; Not Tested
V_TxD = V_CC; Not Tested
V_TxD = V_CC; Not Tested
Normal Mode;
−500 mA < I_SPLIT < 500 mA
Standby Mode
Normal Mode
25
50
7.5
7.5
3.75
0.3 x
−
V_CC
−5
−3
PORL
POR Level
CANH, CANL, V_ref in
Tri−State Below POR Level
2.2
3.5
THERMAL SHUTDOWN
T_J(sd)
Shutdown Junction Temperature
TIMING CHARACTERISTICS (see Figures 7 and 8)
150 160
t_{d(TxD−BUSon)}
Delay TXD to Bus Active
C_l = 100 pF Between CANH
40
85
to CANL
t_{d(TxD−BUSoff)}
Delay TXD to Bus Inactive
C_l = 100 pF Between CANH
30
60
to CANL
t_{d(BUSon−RXD)}
t_{d(BUSoff−RXD)}
t_{pd(rec−dom)}
Delay Bus Active to RXD
Delay Bus Inactive to RXD
Propagation Delay TXD to RXD from
Recessive−to−Dominant
C_rxd = 15 pF
C_rxd = 15 pF
C_l = 100 pF Between CANH
to CANL
25
55
40
100
90
t_{d(dom−rec)}
Propagation Delay TXD to RXD from
Dominant−to−Recessive
C_l = 100 pF Between CANH
90
to CANL
t_{d(stb−nm)}
t_dbus
t_dom(TxD)
Baudrate
Delay Standby Mode to Normal Mode
Dominant Time for Wake−up via Bus
TxD Dominant Time for Time Out
Communication Speed Achievable
V_TxD = 0 V
5
7.5
0.75 2.5
300 650
40k
Max
1.00
100
37
37
+3
75
20
20
10
0.7 x
V_CC
+5
+3
4.7
180
105
105
105
105
230
245
10
5
1000
1M
Unit
V
mV
kW
kW
%
kW
pF
pF
pF
mA
mA
V
°C
ns
ns
ns
ns
ns
ns
ms
ms
ms
bps
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