3.0 V to 5.5 V, 12 kV IEC ESD Protected,
500 kbps/50 Mbps RS-485 Transceiver
Data Sheet
ADM3061E/ADM3062E/ADM3065E/ADM3066E
FEATURES FUNCTIONAL BLOCK DIAGRAMS
V
CC
TIA/EIA RS-485 compliant over full supply range
3.0 V to 5.5 V operating voltage range on VCC
1.62 V to 5.5 V VIO logic supply
RO R
ESD protection on the bus pins
RE
A
IEC 61000-4-2 12 kV contact discharge
B
IEC 61000-4-2 12 kV air discharge
DE
HBM 30 kV
D
DI
Full hot swap support (glitch free power-up/power-down)
ADM3061E/ADM3065E
High-speed 50 Mbps data rate (ADM3065E/ADM3066E)
Low speed 500 kbps data rate for long cables (ADM3061E/
GND
ADM3062E)
Figure 1. ADM3061E/ADM3065E Functional Block Diagram
Full receiver short-circuit, open circuit, and bus idle fail-safe
V
CC
Extended temperature range up to 125C
V
IO
Profibus compliant at VCC 4.5 V
Half duplex RO R
Allows connection of up to 128 nodes onto the bus
RE
A
LEVEL
Space-saving package options
TRANSLATOR
B
10-lead, 3 mm 3 mm LFCSP
DE
8-lead and 10-lead MSOP
DI D
8-lead, narrow body SOIC package
ADM3062E/ADM3066E
APPLICATIONS
GND
Industrial fieldbuses
Figure 2. ADM3062E/ADM3066E Functional Block Diagram
Process control
Table 1. Summary of the ADM3061E/ADM3062E/ADM3065E/
Building automation
Profibus networks ADM3066E Operating ConditionsData Rate Capability
Motor control servo drives and encoders Across Temperature, Power Supply, and Package
Maximum Maximum Maximum Package
1
Data Rate V (V) Temperature Description
CC
50 Mbps 5.5 40C to +125C 10-lead LFCSP
50 Mbps 5.5 40C to +105C 8-lead SOIC_N,
8-lead MSOP, and
10-lead MSOP
50 Mbps 3.6 40C to +125C 8-lead SOIC_N,
8-lead MSOP, and
10-lead MSOP
500 kbps 5.5 40C to +125C 8-lead SOIC_N,
8-lead MSOP, 10-lead
MSOP, 10-lead LFCSP
1
The ADM3065E/ADM3066E data input (DI) is transmitting 50 Mbps (or 500 kbps
for the ADM3061E/ADM3062E) clock data, and the ADM3061E/ADM3062E/
ADM3065E/ADM3066E driver enable (DE) is enabled for 50% of the DI transmit
time.
Rev. C Document Feedback
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14666-001
14666-002ADM3061E/ADM3062E/ADM3065E/ADM3066E Data Sheet
TABLE OF CONTENTS
Features .............................................................................................. 1 Theory of Operation ...................................................................... 17
Applications ....................................................................................... 1 IEC ESD Protected RS-485 ....................................................... 17
Functional Block Diagrams ............................................................. 1 High Driver Differential Output Voltage ................................ 17
Revision History ............................................................................... 2 IEC 61000-4-2 ESD Protection ................................................ 17
General Description ......................................................................... 3 Truth Tables................................................................................. 18
Specifications ..................................................................................... 4 Receiver Fail-Safe ....................................................................... 18
ADM3061E/ADM3062E Timing Specifications ...................... 6 Hot Swap Capability................................................................... 19
ADM3065E/ADM3066E Timing Specifications ...................... 8 128 Transceivers on the Bus ...................................................... 19
Absolute Maximum Ratings ............................................................ 9 Driver Output Protection .......................................................... 19
Thermal Resistance ...................................................................... 9 Applications Information .............................................................. 20
ESD Caution .................................................................................. 9 Isolated High Speed RS-485 Node ........................................... 21
Pin Configurations and Function Descriptions ......................... 10 Outline Dimensions ....................................................................... 23
Test Circuits ..................................................................................... 12 Ordering Guide .......................................................................... 25
Typical Performance Characteristics ........................................... 13
REVISION HISTORY
2/2018Rev. B to Rev. C Added Figure 24, Figure 25, Figure 26, Figure 27, and Figure 28 ... 14
Added ADM3062E ............................................................. Universal Changed High Speed IEC ESD Protected RS-485 Section to IEC
Changes to Figure 2 and Table 1 ............................................................. 1 ESD Protected RS-485 Section .............................................................. 17
Changes to ADM3061E/ADM3062E Timing Specifications Changes to IEC ESD Protected RS-485 Section ................................ 17
Section and Figure 3 ................................................................................ 6 Added Endnote 4, Table 9 ...................................................................... 18
Changes to Figure 5 and Figure 6 ........................................................... 7 Changes to Table 10 ................................................................................. 18
Changes to Figure 9 and Figure 10 ....................................................... 11 Changes to Figure 44 ............................................................................... 21
Changes to Figure 16 and Figure 17 ..................................................... 12 Changes to Figure 45 ............................................................................... 22
Changes to Figure 44 ............................................................................... 21 Changes to Ordering Guide .......................................................... 25
Changes to Figure 45 ............................................................................... 22
Changes to Ordering Guide ................................................................... 25 5/2017Rev. 0 to Rev. A
Added ADM3066E ............................................................. Universal
12/2017Rev. A to Rev. B Changes to Features Section, Figure 1, and Table 1 ...................... 1
Added ADM3061E ............................................................. Universal Added Figure 2; Renumbered Sequentially ................................... 1
Changes to Product Title, Features Section, Figure 1, and Table 1 ... 1 Moved General Description Section ............................................... 3
Changes to General Description Section ...................................... 3 Changes to General Description Section ....................................... 3
Changes to Table 2 ............................................................................ 4 Changes to Specifications Section and Table 2 .............................. 4
Added ADM3061E Timing Specification Section and Table 3; Changes to Timing Specifications Section and Figure 3 .............. 5
Renumbered Sequentially ................................................................ 6 Changes to Figure 4, Figure 5, and Figure 6 .................................. 6
Moved Figure 3 ................................................................................. 6 Added VIO to GND Parameter, Table 4 ........................................... 7
Moved Figure 4, Figure 5, and Figure 6 ......................................... 7 Changes to Thermal Resistance Section and Table 5 ................... 7
Changes to ADM3065E/ADM3066E Timing Specification Added Figure 8 ...................................................................................8
Section Title ....................................................................................... 8 Changes to Table 6 ............................................................................. 8
Added 10-Lead MSOP Parameter and 10-Lead LFCSP Parameter, Added Figure 9 and Figure 10 ......................................................... 9
Table 5 ................................................................................................. 9 Added Table 7; Renumbered Sequentially ..................................... 9
Changes to Operating Temperature Range Parameter, Table 5 Changes to Figure 14, Figure 16, and Figure 17 ......................... 10
and Table 6 ......................................................................................... 9
Changes to Table 8 and Table 9 .................................................... 15
Changes to Figure 7, Figure 8, and Table 7 .................................... 10 Added Figure 42 and Figure 43 .................................................... 20
Changes to Table 8 .......................................................................... 11 Changes to Ordering Guide .......................................................... 21
Changes to Figure 11 ...................................................................... 12
Added Figure 23; Renumbered Sequentially .............................. 13 3/2017Revision 0: Initial Version
Rev. C | Page 2 of 25