ADUM3160BRWZ Analog Devices Inc, ADUM3160BRWZ Datasheet

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ADUM3160BRWZ

Manufacturer Part Number
ADUM3160BRWZ
Description
ISOLAT DGTL 12MBPS 4CH 16 SOICW
Manufacturer
Analog Devices Inc
Series
iCoupler®r
Datasheet

Specifications of ADUM3160BRWZ

Propagation Delay
70ns
Inputs - Side 1/side 2
2/2
Number Of Channels
4
Isolation Rating
2500Vrms
Voltage - Supply
3 V ~ 5.5 V
Data Rate
12Mbps
Output Type
Logic
Package / Case
16-SOIC (7.5mm Width)
Operating Temperature
-40°C ~ 105°C
No. Of Channels
4
Supply Current
6mA
Supply Voltage Range
4V To 5.5V
Digital Ic Case Style
SOIC
No. Of Pins
16
Operating Temperature Range
-40°C To +105°C
Msl
MSL 1 - Unlimited
Lead Free Status / RoHS Status
Lead free / RoHS Compliant

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FEATURES
USB 2.0 compatible
Low and full speed data rate: 1.5 Mbps and 12 Mbps
Bidirectional communication
4.5 V to 5.5 V V
Upstream short-circuit protection
Class 3A contact ESD performance per ANSI/ESD STM5.1-2007
High temperature operation: 105°C
High common-mode transient immunity: >25 kV/μs
16-lead SOIC wide body package
RoHS compliant
Safety and regulatory approvals
VDE Certificate of Conformity
APPLICATIONS
USB peripheral isolation
Isolated USB hub
GENERAL DESCRIPTION
The ADuM3160
Devices, Inc., iCoupler® technology. Combining high speed
1
Rev. A
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.
Protected by U.S. Patents 5,952,849; 6,873,065; 7,075,329. Other patents pending.
7 mA maximum upstream supply current at 1.5 Mbps
8 mA maximum upstream supply current at 12 Mbps
2.3 mA maximum upstream idle current
UL recognition: 2500 V rms for 1 minute per UL 1577
CSA Component Acceptance Notice #5A
DIN V VDE V 0884-10 (VDE V 0884-10):2006-12
V
IEC 60950-1: 600 V rms
IORM
= 560 V peak
BUS
1
is a USB port isolator, based on Analog
operation
V
PDEN
GND
GND
V
BUS1
SPU
UD–
UD+
DD1
1
1
1
2
4
3
5
6
7
8
REG
Full/Low Speed 2.5 kV USB Digital Isolator
FUNCTIONAL BLOCK DIAGRAM
PU LOGIC
Figure 1.
One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A.
Tel: 781.329.4700
Fax: 781.461.3113
CMOS and monolithic air core transformer technology, this
isolation component provides outstanding performance
characteristics and is easily integrated with low and full speed
USB-compatible peripheral devices.
Many microcontrollers implement USB so that it presents only
the D+ and D− lines to external pins. This is desirable in many
cases because it minimizes external components and simplifies
the design; however, this presents particular challenges when
isolation is required. Because the USB lines must switch
between actively driving D+/D− and allowing external resistors
to set the state of the bus, the ADuM3160 provides mechanisms
for detecting the direction of data flow and control over the
state of the output buffers. Data direction is determined on a
packet-by-packet basis.
The ADuM3160 uses the edge detection based iCoupler
technology in conjunction with internal logic to implement a
transparent, easily configured, upstream-facing port isolator.
Isolating the upstream port provides several advantages in
simplicity, power management, and robust operation.
The isolator has a propagation delay comparable to that of a
standard hub and cable. It operates with the bus voltage on
either side ranging from 4.5 V to 5.5 V, allowing connection
directly to V
signaling level. The ADuM3160 provides isolated control of the
pull-up resistor to allow the peripheral to control connection
timing. The device draws low enough idle current that a suspend
state is not required. A 5 kV version, the ADuM4160, is also
available.
PU LOGIC
BUSx
REG
by internally regulating the voltage to the
16
15
14
13
12
11
10
9
©2010 Analog Devices, Inc. All rights reserved.
V
GND
V
SPD
PIN
DD–
DD+
GND
BUS2
DD2
2
2
ADuM3160
www.analog.com

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ADUM3160BRWZ Summary of contents

Page 1

FEATURES USB 2.0 compatible Low and full speed data rate: 1.5 Mbps and 12 Mbps Bidirectional communication 4 5 operation BUS 7 mA maximum upstream supply current at 1.5 Mbps 8 mA maximum upstream supply current ...

Page 2

ADuM3160 TABLE OF CONTENTS Features .............................................................................................. 1 Applications ....................................................................................... 1 General Description ......................................................................... 1 Functional Block Diagram .............................................................. 1 Revision History ............................................................................... 2 Specifications ..................................................................................... 3 Electrical Characteristics ............................................................. 3 Package Characteristics ............................................................... 4 Regulatory Information ............................................................... 4 Insulation and ...

Page 3

SPECIFICATIONS ELECTRICAL CHARACTERISTICS 4.5 V ≤ V ≤ 5.5 V, 4.5 V ≤ V ≤ 5.5 V; 3.1 V ≤ V BUS1 BUS2 the entire recommended operation range, unless otherwise noted; all typical specifications are at T voltages are relative ...

Page 4

ADuM3160 Parameter For All Operating Modes Common-Mode Transient Immunity at Logic High Output 4 Common-Mode Transient Immunity at Logic Low Output load capacitance test load resistance The supply current values ...

Page 5

... Tracking Resistance (Comparative Tracking Index) Isolation Group DIN V VDE V 0884-10 (VDE V 0884-10) INSULATION CHARACTERISTICS These isolators are suitable for reinforced electrical isolation only within the safety limit data. Maintenance of the safety data is ensured by protective circuits. The * marking on packages denotes DIN V VDE V 0884-10 approval. Table 5. ...

Page 6

ADuM3160 600 500 400 300 200 100 100 AMBIENT TEMPERATURE (°C) Figure 2. Thermal Derating Curve, Dependence of Safety-Limiting Values with Case Temperature per DIN V VDE V 0884-10 RECOMMENDED OPERATING CONDITIONS Table 6. Parameter Operating Temperature ...

Page 7

ABSOLUTE MAXIMUM RATINGS Ambient temperature = 25°C, unless otherwise noted. Table 7. Parameter Rating Storage Temperature (T ) −40°C to +150°C ST Ambient Operating Temperature (T ) −40°C to +105°C A Supply Voltages ( −0.5 ...

Page 8

ADuM3160 PIN CONFIGURATION AND FUNCTION DESCRIPTIONS Table 9. Pin Function Descriptions Pin No. Mnemonic Direction Description 1 V Power Input Power Supply for Side 1. Where the isolator is powered by the USB bus voltage (4 5.5 V), ...

Page 9

Table 10. Truth Table, Control Signals, and Power (Positive Logic SPU UD+ UD− BUS1 DD1 Input 1 State 1 State State H Active Powered Powered L Active Powered Powered L Active Powered ...

Page 10

ADuM3160 APPLICATIONS INFORMATION FUNCTIONAL DESCRIPTION USB isolation in the D+/D− lines is challenging for several reasons. First, access to the output enable signals is normally required to control the transceiver. Some level of intelligence must be built into the isolator ...

Page 11

COMPATIBILITY OF UPSTREAM APPLICATIONS The ADuM3160 is designed specifically for isolating a USB peripheral. However, the chip does have two USB interfaces that meet the electrical requirements for driving USB cables. This opens the possibility of implementing isolation in downstream ...

Page 12

ADuM3160 The pulses at the transformer output have an amplitude greater than 1.0 V. The decoder has a sensing threshold at about 0.5 V, thus establishing a 0.5 V margin in which induced voltages can be tolerated. The voltage induced ...

Page 13

Bipolar ac voltage is the most stringent environment. The goal of a 50-year operating lifetime under the ac bipolar condition determines the Analog Devices recommended maximum working voltage. In the case of unipolar voltage, the stress on ...

Page 14

... COPLANARITY 0.10 ORDERING GUIDE Number Number of Inputs, of Inputs, V Side V Model 1 DD1 DD2 ADuM3160BRWZ 2 2 ADuM3160BRWZ- EVAL-ADUM4160EBZ Z = RoHS Compliant Part. 1 10.50 (0.4134) 10.10 (0.3976 7.60 (0.2992) 7.40 (0.2913) 1 10.65 (0.4193) 8 10.00 (0.3937) 1.27 (0.0500) BSC 2.65 (0.1043) 2.35 (0.0925) SEATING 0 ...

Page 15

NOTES Rev Page ADuM3160 ...

Page 16

ADuM3160 NOTES ©2010 Analog Devices, Inc. All rights reserved. Trademarks and registered trademarks are the property of their respective owners. D09125-0-9/10(A) Rev Page ...

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