AMIS-40616
LIN Transceiver with 5V Voltage Regulator
Data Sheet
8.4 AC Characteristics
VBB = 7V to 18V; Tjunc = -40°C to +150°C; unless otherwise specified.
Table 11: AC Characteristics LIN Transmitter
Symbol
Pin LIN
Parameter
Conditions
THREC(min) = 0.284 x Vbb
Min.
Typ.
Max.
Unit
THDOM(min) = 0.422 x Vbb
TBIT = 50µs
D1
D2
Duty cycle 1 = tBUS_REC(min) / (2 x TBit)
Duty cycle 2 = tBUS_REC(max) / (2 x TBit)
0.396
THREC(max) = 0.744 x Vbb
THDOM(max) = 0.581 x Vbb
TBIT = 50µs
0.581
T_fall_norm
T_rise_norm
T_sym_norm
T_fall_norm
T_rise_norm
T_sym_norm
T_fall_low
T_rise_low
T_wake
T_dom
LIN falling edge
LIN rising edge
LIN slope symmetry
LIN falling edge
LIN rising edge
LIN slope symmetry
LIN falling edge
LIN rising edge
Dominant time-out for wake-up via LIN bus
TxD dominant time-out
Normal slope mode; Vbb = 12V; L1, L2 (1)
Normal slope mode; Vbb = 12V; L1, L2 (1)
22.5
22.5
4
27
27
5
62
62
150
20
µs
µs
µs
µs
µs
µs
µs
µs
µs
ms
Normal slope mode; Vbb = 12V; L1, L2 (1)
Normal slope mode; Vbb = 12V; L3 (1)
Normal slope mode; Vbb = 12V; L3 (1)
Normal slope mode; Vbb = 12V; L3 (1)
Low slope mode (2); Vbb = 12V; L3 (1)
Low slope mode (2); Vbb = 12V; L3 (1)
-4
-5
30
6
TxD = low
Notes:
1.
2.
The AC parameters are specified for following RC loads on the LIN bus: L1 = 1kΩ / 1nF; L2 = 660Ω / 6.8nF; L3 = 500Ω / 10nF.
Low slope mode is not compliant to the LIN 1.3 or LIN 2.0 standard.
AMI Semiconductor – January 2007, M-20545-001
11
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