AMIS-30523 Datasheet, PDF (13/35 Pages) ON Semiconductor – CAN Micro-Stepping Motor Driver

AMIS−30523
Table 9. AC PARAMETER CAN TRANSCEIVER
The AC parameters are given for V_CC and temperature in its operating range; T_J = −40 to +150°C; R_LT = 60 W unless otherwise specified
Symbol Pin(s)
Parameter
Remark /
Test Conditions
Min
Typ
Max Unit
TIMING CHARACTERISTICS
t_{d(TxD−BUSon)}
Delay TXD to bus active
C_l = 100 pF between
CANH to CANL
40
85
105
ns
t_{d(TxD−BUSoff)}
Delay TXD to bus inactive
C_l = 100 pF between
CANH to CANL
30
60
105
ns
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
105
ns
40
100
105
ns
90
230
ns
t_{d(dom−rec)}
Propagation delay TXD to RXD from
dominant to recessive
C_l = 100 pF between
90
CANH to CANL
245
ns
t_{d(stb−nm)}
Delay standby mode to normal mode
t_dbus
Dominant time for wake−up via bus
16. Characterization Data Only, not tested in production
5
7.5
10
ms
0.75
2.5
5
ms
+5 V
100 nF
V_CC
4
TxD
48 ^CANH
52
1 nF
AMIS− ^VSPLIT
7
30523
RxD
6
51
1 nF
49
CANL
2
20 pF
STB GND
Transient
Generator
Figure 7. Test Circuit for Transients
V_RxD
Hysteresis
0.5
0.9
Figure 8. Hysteresis of the Receiver
High
Low
V_i(dif)(hys)
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