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L9177ATR датащи(PDF) 22 Page - STMicroelectronics

номер детали L9177ATR
подробное описание детали  Automotive engine management control IC for small engines
PDF  55 Pages
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производитель  STMICROELECTRONICS [STMicroelectronics]
домашняя страница  http://www.st.com
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L9177ATR датащи(HTML) 22 Page - STMicroelectronics

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Figure 14. VRS block diagram
GAPGPS00598
2.5.17
K-line
Table 22. K-Line interface electrical characteristics
Pin
Symbol
Parameter
Test conditions
Min.
Typ.
Max.
Unit
KL_TX
ITXsource Transmitter input source current
-
10
-
100
µA
ITXsink
Transmitter input sink current
KL_TX = VDD
-
-
2.1
µA
IKL_TX
KL_TX Internal Pull-up
-
-
200
-
kΩ
K_LINE
VKoutL
Transmitter output low voltage
IsinkK_LINE = 35 mA,
KL_TX = Low
-1
-
1.5
V
VKinH
Receiver input high voltage
-
0.7xVB
-
VB
V
VKinL
Receiver input low voltage
-
-1
-
0.35xVB
V
VKH
Receiver input hysteresis
-
0.05xVB
-
0.3xVB
V
IKleak
Receiver leakage current
KL_LINE = VB,KL_TX = High
-
-
1
µA
K_LINE
IKshort
Transmitter short circuit current
KL_LINE = VB, KL_TX = Low
60
-
-
mA
IKrev
Reverse battery or GND loss
current
ENABLE = KEY = VB = 0 V,
KL_LINE = -13.5
-
-
10
mA
IKpull-up KLINE internal pull-up
KL_TX = High
60
-
140
kΩ
IKuv
Under voltage current
KEY = High, KL_TX = Low, VB = 13.5 V,
KL_LINE = -1 V
-
-
1
mA
L9177A
Electrical characteristics
DS12175 - Rev 5
page 22/55



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