EVAL-ADM3051EBZ AD [Analog Devices], EVAL-ADM3051EBZ Datasheet

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EVAL-ADM3051EBZ

Manufacturer Part Number
EVAL-ADM3051EBZ
Description
High Speed Industrial CAN Transceiver
Manufacturer
AD [Analog Devices]
Datasheet
Data Sheet
FEATURES
Physical layer CAN transceiver
5 V operation on V
Complies with ISO 11898 standard
High speed data rates up to 1 Mbps
Short-circuit protection on CANH and CANL against shorts to
Unpowered nodes do not disturb the bus
Connect 110 or more nodes on the bus
Slope control for reduced EMI
Thermal shutdown protection
Low current standby mode
Industrial operating temperature range (−40°C to +125°C)
Available in 8-lead SOIC package
APPLICATIONS
CAN data buses
Industrial field networks
DeviceNet applications
CanOpen, CanKingdom
GENERAL DESCRIPTION
The
layer transceiver allowing a protocol layer CAN controller to
access the physical layer bus. The
the ISO 11898 standard. It is capable of running at data rates up
to 1 Mbps.
The device has current-limiting and thermal shutdown features
to protect against output short circuits and situations where the
bus may be shorted to ground or power terminals in 24 V bus
power systems. The part is fully specified over the industrial
temperature range of −40°C to +125°C and is available in an
8-lead SOIC package.
Rev. 0
Information furnished by Analog Devices is believed to be accurate and reliable. However, no
responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other
rights of third parties that may result from its use. Specifications subject to change without notice. No
license is granted by implication or otherwise under any patent or patent rights of Analog Devices.
Trademarks and registered trademarks are the property of their respective owners.
power/ground in 24 V systems
ADM3051
is a controller area network (CAN) physical
CC
ADM3051
complies with
High Speed Industrial CAN Transceiver
with Bus Protection for 24 V Systems
One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A.
Tel: 781.329.4700
Fax: 781.461.3113
Three operating modes are available: high speed, slope control,
and standby. Pin 8 (RS) is used to select the operating mode.
The low current standby mode can be selected by applying a
logic high to RS.
The device can be set to operate with slope control to limit EMI
by connecting RS with a resistor to ground to modify the rise
and fall of slopes. This mode facilitates the use of unshielded
cables. Alternatively, disabling slope control by connecting RS
to ground allows high speed operation. Shielded cables or other
measures to control EMI are necessary in this mode.
V
RxD
TxD
REF
FUNCTIONAL BLOCK DIAGRAM
RS
ADM3051
REFERENCE
VOLTAGE
©2011 Analog Devices, Inc. All rights reserved.
SHUTDOWN
THERMAL
MODE
D
Figure 1.
R
GND
V
CC
ADM3051
CANH
CANL
www.analog.com

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EVAL-ADM3051EBZ Summary of contents

Page 1

Data Sheet FEATURES Physical layer CAN transceiver 5 V operation Complies with ISO 11898 standard High speed data rates Mbps Short-circuit protection on CANH and CANL against shorts to power/ground systems ...

Page 2

ADM3051 TABLE OF CONTENTS Features .............................................................................................. 1 Applications....................................................................................... 1 Functional Block Diagram .............................................................. 1 General Description ......................................................................... 1 Revision History ............................................................................... 2 Specifications..................................................................................... 3 Timing Specifications .................................................................. 4 Absolute Maximum Ratings............................................................ 5 ESD Caution.................................................................................. 5 Pin Configuration and Function Descriptions............................. ...

Page 3

Data Sheet SPECIFICATIONS All voltages relative to ground (Pin 2); 4.5 V ≤ V typical specifications are 25° Table 1. Parameter SUPPLY CURRENT Dominant State Recessive State Standby State DRIVER Logic Inputs Input Voltage High ...

Page 4

ADM3051 TIMING SPECIFICATIONS All voltages are relative to ground (Pin 2); 4.5 V ≤ V Table 2. Parameter DRIVER Maximum Data Rate Propagation Delay from TxD On to Bus Active Propagation Delay from TxD Off to Bus Inactive RECEIVER Propagation ...

Page 5

Data Sheet ABSOLUTE MAXIMUM RATINGS Table 3. Parameter V CC Digital Input Voltage TxD Digital Output Voltage RxD CANH, CANL V REF RS Operating Temperature Range Storage Temperature Range ESD (Human Body Model) on All Pins Lead Temperature Soldering (10 ...

Page 6

ADM3051 PIN CONFIGURATION AND FUNCTION DESCRIPTIONS Table 4. Pin Function Descriptions Pin No. Mnemonic Description 1 TxD Driver Input Data. 2 GND Ground Power Supply. This pin requires a decoupling capacitor to GND of 100 nF ...

Page 7

Data Sheet TYPICAL PERFORMANCE CHARACTERISTICS –50 – TEMPERATURE (°C) Figure 3. Propagation Delay from TxD On to Receiver Active vs. Temperature 4.5 ...

Page 8

ADM3051 350 300 250 200 150 100 50 0 –50 – TEMPERATURE (°C) Figure 9. Propagation Delay (Slope Control Mode, R Off to Receiver Inactive vs. Temperature 315 310 305 300 295 290 285 280 275 270 ...

Page 9

Data Sheet 4.5 4.6 4.7 4.8 4.9 5.0 5.1 SUPPLY VOLTAGE (V) Figure 15. Propagation Delay from TxD On to Bus Active vs. Supply Voltage ...

Page 10

ADM3051 2.80 2.75 2.70 2.65 2.60 2.55 2. +50µA REF I = –50µA REF I = +5µA 2.45 REF I = –5µA REF 2.40 –50 – TEMPERATURE (°C) Figure 21. V vs. Temperature REF 50 ...

Page 11

Data Sheet TEST CIRCUITS AND SWITCHING CHARACTERISTICS CANH TxD CANH CANL V CANL Figure 23. Driver Voltage Measurements CANH TxD CANL RxD 30pF Figure 24. Switching Characteristics Measurements V CC TxD DIFF V ...

Page 12

ADM3051 RxD NOTES: 1. TxD = 0V 1.5V V DIFF RxD 0V NOTES (STANDBY MODE) 2. TxD = WAKE Figure 28. Wake-Up Delay Returning ...

Page 13

Data Sheet CIRCUIT DESCRIPTION CAN TRANSCEIVER OPERATION A CAN bus has two states: dominant and recessive. A dominant state is present on the bus when the differential voltage between CANH and CANL is greater than 0 recessive state ...

Page 14

ADM3051 APPLICATIONS INFORMATION +5V SUPPLY 100nF CAN CONTROLLER NOTES EQUAL TO THE CHARACTERISTIC IMPEDANCE OF THE CABLE USED CANH CANL R D ADM3051 TxD RxD NOTES 1. MAXIMUM ...

Page 15

... Data Sheet OUTLINE DIMENSIONS 0.25 (0.0098) 0.10 (0.0040) COPLANARITY ORDERING GUIDE 1 Model Temperature Range ADM3051CRZ −40°C to +125°C ADM3051CRZ-RL7 −40°C to +125°C EVAL-ADM3051EBZ RoHS Compliant Part. 5.00 (0.1968) 4.80 (0.1890 6.20 (0.2441) 4.00 (0.1574) 1 5.80 (0.2284) 3.80 (0.1497) 4 1.27 (0.0500) BSC 1.75 (0.0688) 1.35 (0.0532) 8° 0° 0.51 (0.0201) ...

Page 16

ADM3051 NOTES ©2011 Analog Devices, Inc. All rights reserved. Trademarks and registered trademarks are the property of their respective owners. D10029-0-9/11(0) Rev Page Data Sheet ...

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