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AS8221-ASSP 数据表(PDF) 9 Page - ams AG

部件名 AS8221-ASSP
功能描述  FlexRay Standard Transceiver
PDF  42 Pages
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制造商  AMSCO [ams AG]
网页  http://www.ams.com
标志 AMSCO - ams AG

AS8221-ASSP 数据表(HTML) 9 Page - ams AG

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AS8221
Datasheet - Electrical Character i s t ics
www.austriamicrosystems.com/flexray/AS8221
Revision 1.7
9 - 42
Receiver
RBP, RBM
BP, BM input resistance
Idle mode; RBUS=
10
25
40
K
RDIFF
BP, BM differential input
resistance
Idle mode; RBUS=
20
50
80
K
VBPidle,
VBMidle
Idle voltage in non-low-power
modes on pin BP, BM
Non-low-power modes;
VTxEN = VIO
Load on BM/BM: 40
 || 100pF
0.4 *
VCC
0.5 *
VCC
0.6 *
VCC
V
VBPidle_low, VBMidle_low Idle voltage in low-power modes
on pin BP, BM
Low-power modes
Load on BM/BM: 40
 || 100pF
-0.2
0
+0.2
V
IBPidle
Absolute idle output current on
pin BP
-40V < VBP < 50V
02
7.5
mA
IBMidle
Absolute idle output current on
pin BM
-40V < VBM < 50V
02
7.5
mA
IBPleak,
IBMleak
Absolute leakage current, when
not powered
VBP = VBM = 5V, VCC = 0V,
VBAT = 0V; VIO = 0V
07
+25
µA
VBUSActiveHigh
Activity detection differential input
voltage high
Non-low-power modes;
VRECEIVE_COM:
-10V < (VBP, VBM) < 15V
150
225
400
mV
VBUSActiveLow
Activity detection differential input
voltage low
Non-low-power modes;
VRECEIVE_COM:
-10V < (VBP, VBM)< 15V
-400
-225
-150
mV
VData1
Data1 detection differential input
voltage
Pre-condition: activity already
detected. Non-low-power modes;
VRECEIVE_COM:
-10V < (VBP, VBM)< 15V
150
225
300
mV
VData0
Data0 detection differential input
voltage
Pre-condition: activity already
detected. Non-low-power modes;
VRECEIVE_COM:
-10V < (VBP, VBM)< 15V
-300
-225
-150
mV
VDataErr
Mismatch between Data0 and
Data1 differential input voltage
2 x (
VData0- VData1) /
(
VData0+VData1)
(see footnote 2)
10
%
VRECEIVE_COM
Max. common mode voltage
range when receiving
Non-low-power modes
-10
+15
V
tBUS_RxD10
Delay from BUS to RxD negative
edge
CRxD = 15 pF
(see footnote 3)
36
80
ns
tBUS_RxD01
Delay from BUS to RxD positive
edge
CRxD = 15 pF
(see footnote 3)
36
80
ns
tBIT
Bit time
CRxD = 15 pF
(see footnote 3)
54
ns
tRxD_ASYM
Delay time from BUS to RxD
mismatch
CRXD=15 pF;
|tBUS_RxD10- tBUS_RxD01|
(see footnote 3)
(see footnote 4)
05
ns
tRxD_FALL
Fall time RxD voltage
80% - 20% of VRxD;
CRxD=15 pF
(see footnote 3)
25
ns
Table 3. Electrical Characteristics
Symbol
Parameter
Conditions
Min
Typ
Max
Units



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