ATA6631-TAQY データシートの表示（PDF） - Atmel Corporation
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ATA6631-TAQY Datasheet PDF : 26 Pages
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ATA6629/ATA6631
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.
10.4
TXD dominant time out
time
VTXD = 0V
TXD
tdom
27
55
70
10.5
Monitoring time for
wake-up over LIN bus
LIN
tmon
6
10
15
Time delay for mode
10.6 change from Silent Mode VEN = 5V
into Normal Mode via EN
EN
ts_n
5
15
40
10.7
10.8
10.9
10.10
10.11
11
11.1
11.2
Duty cycle 1
THRec(max) = 0.744 × VS
THDom(max) = 0.581 × VS
VS = 7.0V to 18V
LIN
D1
tBit = 50 µs
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 = 50 µs
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 = 96 µs
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 = 96 µs
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 = 20 pF
Propagation delay of
receiver Figure 9-1
VS = 7.0V to 18V
trx_pd = max(trx_pdr , trx_pdf)
RXD
trx_pd
Symmetry of receiver
propagation delay rising
edge minus falling edge
VS = 7.0V to 18V
trx_sym = trx_pdr – trx_pdf
RXD
trx_sym
0.396
0.417
3.5
–2
0.581
0.590
22.5
6
+2
*) Type means: A = 100% tested, B = 100% correlation tested, C = Characterized on samples, D = Design parameter
Unit
ms
ms
µs
µs
µs
µs
Type*
A
A
A
A
A
A
A
A
A
A
21
9165B–AUTO–05/10
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