參數(shù)資料
型號: AU5780
廠商: NXP Semiconductors N.V.
英文描述: SAE/J1850/VPW transceiver
中文描述: SAE/J1850/VPW收發(fā)器
文件頁數(shù): 8/12頁
文件大?。?/td> 82K
代理商: AU5780
Philips Semiconductors
Product data
AU5780A
SAE/J1850/VPW transceiver
2001 Jun 19
8
DYNAMIC CHARACTERISTICS
–40
°
C < T
amb
< +125
°
C; 9V < V
BATT
< 16V; V
/LB
> 3V; 0V <V
BUS
< +8.5V;
R
S
= 56.2 k ; R
d
= 10 k ; R
f
= 15 k ; R
b
= 10 ; BUS_OUT: 300 < R
L
< 1.6 k ;
1.7 s < (R
L
* C
L
) < 5.2 s; 2.2 nF < C
L
< 16.55 nF; R
X
: C
L
< 40pF; unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Pins TX, RX, /LB
t
pI
Delay TX to RX rising and falling edge in
loop-back mode
/LB low
6 V < V
BATT
< 24 V
15
24
μ
s
t
dIb
Delay /LB to BUS_OUT
TX high, toggle /LB
1
10
μ
s
Pin BUS_OUT
t
bo
Delay TX to BUS_OUT, normal battery
Measured at 3.875V, Note 3
13
21
μ
s
t
bo_hibatt
Delay TX to BUS_OUT, high battery
Measured at 3.875V,
16V < V
BATT
< 24V, Note 3
13
21
μ
s
t
bo_lobatt
Delay TX to BUS_OUT, low battery
Measured at 3.875V,
6V < V
BATT
< 9V, Note 3
13
22
μ
s
t
r
, t
f
BUS_OUT transition times, rise and fall, normal
battery
Measured between
1.5 V and (V
BATT
– 2.75 V),
9 < V
BATT
< 16 V,
t
r
tested at an additional bus load
of R
LOAD
= 400 and
C
LOAD
= 22000 pF
11
18
μ
s
t
r_hibatt
,
t
f_hibatt
BUS_OUT transition times, rise and fall, high
battery
Measured between
1.5 V and 6.25 V,
16 < V
BATT
< 24 V,
t
r
tested at an additional bus load
of R
LOAD
= 400 and
C
LOAD
= 22000 pF
11
18
μ
s
t
r_lobatt
,
t
f_lobatt
BUS_OUT transition times, rise and fall, low
battery
Measured between
1.5 V and 6.25 V,
6 < V
BATT
< 9 V,
t
r
tested at an additional bus load
of R
LOAD
= 400 and
C
LOAD
= 22000 pF
(V
BATT
– 4.25)
/ 0.43
(V
BATT
– 4.25)
/ 0.264
μ
s
I
sr
Bus output current slew rate
6V < V
BATT
< 16V; R
S
= 56.2 k
R
L
= 100 ; measured at 30% and
70% of waveform, DC offset
0 to –2V
0.90
2.4
mA/
μ
s
V
dB_limit
Bus emissions voltage output
0 V < DC_offset < 1 V,
9 V < V
BATT
< 24 V,
R
L
= 500 , C
L
= 6 nF
–50
dBV
V
dB_limit–1
Bus emissions voltage output, negative bus
offset
–1 V < DC_offset < 0 V,
9 V < V
BATT
< 24 V,
R
L
= 500 , C
L
= 6 nF
–50
dBV
N
R
Bus noise rejection from battery
30 Hz < f < 250kHz
20
dB
N
I
Bus noise isolation from battery
250 kHz < f < 200 MHz
17
dB
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