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L9788 데이터시트(PDF) 157 Page - STMicroelectronics

부품명 L9788
상세설명  Multifunction IC for automotive engine management system
PDF  264 Pages
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제조업체  STMICROELECTRONICS [STMicroelectronics]
홈페이지  http://www.st.com
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L9788 데이터시트(HTML) 157 Page - STMicroelectronics

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DS12308 Rev 4
157/264
L9788
CAN FD interface
263
VDIFF, dom
Differential output voltage
in dominant state:
VCANHdom-VCANLdom
VTXDC = VTXDCLOW; 
RL = 50 Ω to 65 Ω;
1.5
2.0
3
V
-
VDIFF, dom_extR
Differential output voltage
in dominant state:
VCANHdom-VCANLdom
at extended termination
resistor range
VTXDC = VTXDCLOW; 
RL = 45 Ω to 70 Ω;
1.4
-
3.3
V
-
VDIFF, dom_Arb
Differential output voltage
in dominant state:
VCANHdom-VCANLdom
during arbitration
VTXDC = VTXDCLOW; 
RL = 2240 Ω;
1.5
-
5
V
-
VSYM
Driver Symmetry:
VSYM = (VCANHdom +
VCANLdom)/VDD_CAN
VDD_CAN = 5V
Measured over one 1 MHz
period (1 µs)
RL = 60 Ω (±1%) 
fTXDC = 1MHz (square
wave, 50% duty cycle);
C1 = 4.7nF (±5%)
0.9
1
1.1
V
-
IOCANH,
dom (-3 V)
CANH output current in
dominant state
VTXDC = VTXDCLOW; 
VCANH = -3 V;
-115
-
mA
-
IOCANL,
dom (16 V)
CANL output current in
dominant state
VTXDC = VTXDCLOW;
VCANL = 16 V;
--
115
mA
-
IOCANH,
dom (40 V)
CANH output current in
dominant state
VTXDC = VTXDCLOW;
VCANH = 40 V;
Vs = 40 V
0
-
-5
mA
-
IOCANL,
dom (40 V)
CANL output current in
dominant state
VTXDC = VTXDCLOW;
VCANL = 40 V;
Vs = 40 V
(0)
-
115
mA
-
Table 67. CAN transmitter dominant output characteristics (continued)
Symbol
Parameter
Test condition
Min
Typ
Max Unit
Pin
Table 68. CAN transmitter recessive output characteristics, normal mode
Symbol
Parameter
Test condition
Min
Typ
Max
Unit
Pin
VCANHrec
CANH voltage
level in recessive
state (Normal
mode)
VTXDC = VTXDCHIGH; No Load
2
2.5
3
V
-
VCANLrec
CANL voltage level
in recessive state
(Normal mode)
VTXDC = VTXDCHiGH; No Load
2
2.5
3
V
-
VDIFF, recOUT
Differential output
voltage in
recessive state
(Normal mode):
VCANHrec-VCANLrec
VTXDC = VTXDCHIGH; No Load
-50
-
50
mV
-



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