ATA6629(2014) 데이터 시트보기 (PDF) - Atmel Corporation
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ATA6629 Datasheet PDF : 26 Pages
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9. Electrical Characteristics (Continued)
5V < VS < 27V, –40°C < Tj < 150°C; unless otherwise specified all values refer to GND pins.
No. Parameters
Test Conditions
Pin Symbol Min.
Typ.
Max.
Unit
Time delay for mode
10.3
change from normal
mode to sleep mode via
VEN = 0V
pin EN
EN
tsleep
8
16
25
µs
10.4
TXD dominant time out
time
VTXD = 0V
TXD
tdom
27
55
70
ms
Time delay for mode
10.5 change from silent mode VEN = 5V
into normal mode via EN
EN
ts_n
5
15
40
µs
10.6
Monitoring time for wake-
up over LIN bus
LIN
tmon
6
10
15
ms
10.7
10.8
10.9
10.10
10.11
11
Duty cycle 1
THRec(max) = 0.744 × VS
THDom(max) = 0.581 × VS
VS = 7.0V to 18V
LIN
D1
tBit = 50µs
D1 = tbus_rec(min)/(2 × tBit)
Duty cycle 2
THRec(min) = 0.422 × VS
THDom(min) = 0.284 × VS
VS = 7.6V to 18V
LIN
D2
tBit = 50µs
D2 = tbus_rec(max)/(2 × tBit)
Duty cycle 3
THRec(max) = 0.778 × VS
THDom(max) = 0.616 × VS
VS = 7.0V to 18V
LIN
D3
tBit = 96µs
D3 = tbus_rec(min)/(2 × tBit)
Duty cycle 4
THRec(min) = 0.389 × VS
THDom(min) = 0.251 × VS
VS = 7.6V to 18V
LIN
D4
tBit = 96µs
D4 = tbus_rec(max)/(2 × tBit)
Slope time falling and
rising edge at LIN
VS = 7.0V to 18V
LIN
tSLOPE_fall
tSLOPE_rise
Receiver electrical AC parameters of the LIN physical layer
LIN receiver, RXD load conditions: internal pull-up; CRXD = 20pF
0.396
0.417
3.5
0.581
0.590
22.5
µs
Propagation delay of
11.1 receiver
Figure 9-1 on page 22
VS = 7.0V to 18V
trx_pd = max(trx_pdr , trx_pdf)
RXD
trx_pd
6
µs
11.2
Symmetry of receiver
propagation delay rising
edge minus falling edge
VS = 7.0V to 18V
trx_sym = trx_pdr – trx_pdf
RXD
trx_sym
–2
+2
µs
*) Type means: A = 100% tested, B = 100% correlation tested, C = Characterized on samples, D = Design parameter
Type*
A
A
A
A
A
A
A
A
A
A
A
ATA6629/ATA6631 [DATASHEET]
21
9165F–AUTO–10/14
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