ATA6626 데이터 시트보기 (PDF) - Atmel Corporation
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ATA6626 Datasheet PDF : 31 Pages
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ATA6622/ATA6624/ATA6626
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.
Time delay for mode
10.2
change from Fail-safe
into Normal Mode via
EN pin
VEN = 5V
EN
tnorm
5
15
20
Time delay for mode
10.3
change from Normal
Mode to Sleep Mode via
VEN = 0V
EN pin
EN
tsleep
2
7
12
10.4
TXD dominant time-out
time (ATA6626 disabled)
VTXD = 0V
TXD
tdom
6
13
20
Time delay for mode
10.5
change from Silent
Mode into Normal Mode
VEN = 5V
via EN
EN
ts_n
5
15
40
10.6
10.7
10.8
10.9
10.10
11
11.1
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: CRXD = 20 pF
Propagation delay of
receiver (Figure 9-1 on
page 24)
VS = 7.0V to 18V
trx_pd = max(trx_pdr , trx_pdf)
RXD
trx_pd
0.396
0.417
3.5
0.581
0.590
22.5
6
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
12 NRES Open Drain Output Pin
12.1
Low-level output voltage
VS ≥ 5.5V
INRES = 1 mA
NRES VNRESL
0.14
*) Type means: A = 100% tested, B = 100% correlation tested, C = Characterized on samples, D = Design parameter
Unit
µs
µs
ms
µs
µs
µs
µs
V
Type*
A
A
A
A
A
A
A
A
A
A
A
A
21
4986I–AUTO–07/10
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