SI9241AEY Vishay, SI9241AEY Datasheet

RF Transceiver Bus Tranceiver

SI9241AEY

Manufacturer Part Number
SI9241AEY
Description
RF Transceiver Bus Tranceiver
Manufacturer
Vishay
Datasheets

Specifications of SI9241AEY

Mounting Style
SMD/SMT
Package / Case
SO-8
No. Of Channels
1
Input Level
3.5V
Logic Case Style
SOIC
No. Of Pins
8
Supply Voltage Range
4.5V To 5.5V
Operating Temperature Range
-40°C To +125°C
Logic Type
Bus Transceiver
Number Of Transmitters
1
Power Supply Requirement
Single
Package Type
SOIC N
Operating Temperature Classification
Automotive
Mounting
Surface Mount
Pin Count
8
Operating Temperature (max)
125C
Operating Temperature (min)
-40C
Dual Supply Voltage (typ)
Not RequiredV
Dual Supply Voltage (max)
Not RequiredV
Dual Supply Voltage (min)
Not RequiredV
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant, Lead free / RoHS Compliant

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
SI9241AEY
Manufacturer:
SILICON LABS/芯科
Quantity:
20 000
Part Number:
SI9241AEY-T1-E3
Manufacturer:
KEMET
Quantity:
1 001
Part Number:
SI9241AEY-T1-E3
Manufacturer:
VISHAY
Quantity:
220
Part Number:
SI9241AEY-T1-E3
Manufacturer:
VISHAY/威世
Quantity:
20 000
Company:
Part Number:
SI9241AEY-T1-E3
Quantity:
12 750
Part Number:
SI9241AEY1-E3
Manufacturer:
Vishay/Siliconix
Quantity:
46 774
DESCRIPTION
The Si9241AEY is a monolithic bus transceiver designed to
provide bidirectional serial communication in automotive
diagnostic applications.
The device incorporates protection against overvoltages and
short circuits to V
be driven beyond the V
Document Number: 70787
S-40137—Rev. E, 16-Feb-04
FEATURES
D Operating Power Supply Range 6 V v V
D Reverse Battery Protection Down to V
D Standby Mode With Very Low Current Consumption
D Low Quiescent Current in OFF Condition
D ISO 9141 Compatible
PIN CONFIGURATION AND FUNCTIONAL BLOCK DIAGRAM
I
I
BAT(SB)
BAT
= 120 mA and I
= 1 mA @ V
BAT
. The transceiver pin is protected and can
DD
DD
BAT
v 10 mA
= 0.5 V
voltage.
RX
CS
TX
Single-Ended Bus Transceiver
BAT
V
BAT
V
DD
w −24 V
DD
v 36 V
Detector
Fault
GND
D Overtemperature Shutdown Function For K Output
D Defined K Output OFF for Open GND
D Defined Receive Output Status for Open K Input
D Defined K Output OFF for TX Input Open
D Open Drain Fault Output
D 2-kV ESD
D Typical Transmit Speeds of 200 kBaud
The Si9241AEY is built on the Vishay Siliconix BiC/DMOS
process. An epitaxial layer prevents latchup.
The RX output is capable of driving CMOS or 1
The Si9241AEY is available in a space efficient 8-pin SO
package. It operates reliably over the automotive temperature
range (−40 to 125_C). The Si9241AEY is available in both
standard and lead (Pb)-free packages.
+
V
BAT
V
BAT
2
K
FAULT
Vishay Siliconix
Si9241AEY
www.vishay.com
LSTTL load.
1

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SI9241AEY Summary of contents

Page 1

... The Si9241AEY is built on the Vishay Siliconix BiC/DMOS process. An epitaxial layer prevents latchup. The RX output is capable of driving CMOS or 1 The Si9241AEY is available in a space efficient 8-pin SO package. It operates reliably over the automotive temperature range (−40 to 125_C). The Si9241AEY is available in both standard and lead (Pb)-free packages − ...

Page 2

... Si9241AEY Vishay Siliconix OUTPUT TABLE AND STATE DIAGRAMS Over Temp Power Over Temp @CS Short Circuit Power Note: Over Temp is an internal condition, not meant logic signal. ABSOLUTE MAXIMUM RATINGS Voltage Referenced to Ground Voltage BAT Voltage Voltage Difference (VBAT, K) Voltage or Max. Current On Any Pin ...

Page 3

... CS = High High BAT R = 510 < BAT < 510 1.3 nF BAT BAT OLF Temperature Rising Si9241AEY Vishay Siliconix Limits −40 to 125_C Temp Min Typ Max Full Full 3.5 Full Full 10 20 Full 0.2 V Full 0.2 V Full Full 0.95 V BAT Full 0.95 V BAT Full Full ...

Page 4

... TX, V then RX BAT/2 When CS is set “high” the Si9241AEY is in receive mode and the internal MOSFET for the K pin is turned off. The RX output will follow the K pin “low” while the IC is receiving data, an incorrect fault signal will occur. ...

Page 5

... ECU = Electronic Control Unit Document Number: 70787 S-40137—Rev. E, 16-Feb-04 V BAT t RX d(off BAT 80 − 20 GND R = 510 nF BAT kW 4.7 nF BAT ECU Si9241AEY − − Si9241AEY − − Si9241AEY Vishay Siliconix t d(on) TX min V BAT 80% 20 Diagnostic Tester V B K-Line 510 W 0.4 W L-Line Bus www.vishay.com 5 ...

Page 6

... Vishay disclaims any and all liability arising out of the use or application of any product described herein or of any information provided herein to the maximum extent permitted by law. The product specifications do not expand or otherwise modify Vishay’ ...

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