adum2400 Analog Devices, Inc., adum2400 Datasheet

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adum2400

Manufacturer Part Number
adum2400
Description
Quad-channel Digital Isolators, 5kv
Manufacturer
Analog Devices, Inc.
Datasheet

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GND
GND
Preliminary Technical Data
FEATURES
Low power operation
Bidirectional communication
3 V/5 V level translation
High temperature operation: 105°C
High data rate: DC–90 Mbps (NRZ)
Precise timing characteristics:
High common-mode transient immunity: > 25 kV/μs
Output enable function
Wide body SOIC 16-lead package
Safety and regulatory approvals (pending)
APPLICATIONS
General-purpose, high voltage, multichannel isolation
Medical Equipment
Motor Drives
Power Supplies
Rev. PrD
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.
Figure 1. ADuM2400 Functional Block Diagram
V
DD1
V
V
V
V
NC
IA
IB
IC
ID
1
1
5 V operation:
3 V operation:
2 ns max. pulsewidth distortion
2 ns max. channel-to-channel matching
UL recognition: 5000 V rms for 1 minute per UL 1577
CSA component acceptance notice #5A
VDE certificate of conformity
IEC 60601-1
1
2
3
4
5
6
8
7
1.0 mA per channel max @ 0–2 Mbps
3.5 mA per channel max @ 10 Mbps
31 mA per channel max @ 90 Mbps
0.7 mA per channel max @ 0–2 Mbps
2.1 mA per channel max @ 10 Mbps
20 mA per channel max @ 90 Mbps
DIN EN 60747-5-2 (VDE 0884 Part 2): 2003-01
DIN EN 60950 (VDE 0805):2001-12;EN 60950:2000
V
IORM
October 5, 2004
ENCODE
ENCODE
ENCODE
ENCODE
= 848 V peak
DECODE
DECODE
DECODE
DECODE
16
15
14
13
12
10
11
9
V
GND
V
V
V
V
V
GND
DD2
OA
OB
OC
OD
E2
2
2
FUNCTIONAL BLOCK DIAGRAMS
Figure 2. ADuM2401 Functional Block Diagram
GND
GND
V
V
V
V
V
V
dd1
OD
E1
IA
IB
IC
1
1
1
2
3
4
5
6
7
8
ENCODE
ENCODE
ENCODE
DECODE
Quad-Channel Digital Isolators, 5KV
ADuM2400/ADuM2401/ADuM2402
DECODE
DECODE
DECODE
ENCODE
GENERAL DESCRIPTION
The ADuM240x are four-channel digital isolators based on
Analog Devices’ iCoupler® technology. Combining high speed
CMOS and monolithic air core transformer technology, these
isolation components provide outstanding performance
characteristics superior to alternatives such as optocoupler
devices. In comparison to the 2.5KV ADuM140x product
family, ADuM240x models have increased insulation thickness
to achieve the higher 5.0KV isolation rating.
By avoiding the use of LEDs and photodiodes, iCoupler devices
remove the design difficulties commonly associated with
optocouplers. The typical optocoupler concerns regarding
uncertain current transfer ratios, nonlinear transfer functions,
and temperature and lifetime effects are eliminated with the
simple, iCoupler digital interfaces and stable performance
characteristics. The need for external drivers and other discretes
is eliminated with these iCoupler products. Furthermore,
iCoupler devices run at one-tenth to one-sixth the power
consumption of optocouplers at comparable signal data rates.
The ADuM240x isolators provide four independent isolation
channels in a variety of channel configurations and data rates (see
Ordering Guide). All ADuM240x models operate with the supply
voltage of either side ranging from 2.7 V to 5.5 V, providing
compatibility with lower voltage systems as well as enabling a
voltage translation functionality across the isolation barrier. In
addition, the ADuM240x provides low pulse width distortion (<2
ns for CRWZ grade), and tight channel-to-channel matching (<2
ns for CRWZ grade). Unlike other optocoupler alternatives, the
ADuM240x isolators have a patented refresh feature that ensures
dc correctness in the absence of input logic transitions and during
power-up/power-down conditions.
One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A.
Tel: 781.329.4700
Fax: 781.326.8703
16
15
14
13
12
11
10
9
V
GND
V
V
V
V
V
GND
dd2
OA
OB
OC
ID
E2
2
2
© 2004 Analog Devices, Inc. All rights reserved.
GND
GND
Figure 3. ADuM2402 Functional Block Diagram
V
V
V
V
DD1
V
V
OC
OD
E1
IA
IB
1
1
1
2
4
5
6
7
8
3
ENCODE
ENCODE
DECODE
DECODE
www.analog.com
DECODE
DECODE
ENCODE
ENCODE
16
15
14
13
12
10
11
9
V
GND
V
V
V
V
V
GND
DD2
OA
OB
IC
ID
E2
2
2

Related parts for adum2400

adum2400 Summary of contents

Page 1

... GND Figure 1. ADuM2400 Functional Block Diagram Rev. PrD October 5, 2004 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. ...

Page 2

... DD1 DD2 otherwise noted. All typical specifications are at T Table 1. Parameter DC SPECIFICATIONS Input Supply Current, per Channel, Quiescent Output Supply Current, per Channel, Quiescent ADuM2400, Total Supply Current, Four Channels Mbps V Supply Current DD1 V Supply Current DD2 10 Mbps (BRWZ and CRWZ Grades Only) ...

Page 3

... Output Rise/Fall Time (10%–90%) Common-Mode Transient Immunity at Logic High 8 Output Common-Mode Transient Immunity at Logic Low Output 8 Refresh Rate Input Dynamic Supply Current, per Channel Output Dynamic Supply Current, per Channel See Notes on next page. ADuM2400/ADuM2401/ADuM2402 Symbol Min Typ PHL ...

Page 4

... Power Consumption section on page 20 . See Figure 8 through Figure 10 for information on per-channel supply current as a function of data rate for unloaded and loaded conditions. See Figure 11 through Figure 14 for total I and I supply currents as a function of data rate for ADuM2400/ADuM2401/ADuM2402 channel configurations. DD1 DD2 3 The minimum pulsewidth is the shortest pulsewidth at which the specified pulsewidth distortion is guaranteed ...

Page 5

... DD1 DD2 otherwise noted. All typical specifications are at T Table 2. Parameter DC SPECIFICATIONS Input Supply Current, per Channel, Quiescent Output Supply Current, per Channel, Quiescent ADuM2400, Total Supply Current, Four Channels Mbps V Supply Current DD1 V Supply Current DD2 10 Mbps (BRWZ and CRWZ Grades Only) ...

Page 6

... ADuM2400/ADuM2401/ADuM2402 Parameter SWITCHING SPECIFICATIONS ADuM240xARW 3 Minimum Pulsewidth Maximum Data Rate 4 5 Propagation Delay Pulsewidth Distortion, |t – PLH PHL 6 Propagation Delay Skew 7 Channel-to-Channel Matching ADuM240xBRW 3 Minimum Pulsewidth Maximum Data Rate 4 5 Propagation Delay Pulsewidth Distortion, |t – PLH PHL Change Versus Temperature ...

Page 7

... Power Consumption section on page 20 . See Figure 8 through Figure 10 for information on per-channel supply current as a function of data rate for unloaded and loaded conditions. See Figure 11 through Figure 14 for total I and I supply currents as a function of data rate for ADuM2400/ADuM2401/ADuM2402 channel configurations. DD1 DD2 3 The minimum pulsewidth is the shortest pulsewidth at which the specified pulsewidth distortion is guaranteed ...

Page 8

... Table 3. Parameter DC SPECIFICATIONS Input Supply Current, per Channel, Quiescent 5 V/3 V Operation 3 V/5 V Operation Output Supply Current, per Channel, Quiescent 5 V/3 V Operation 3 V/5 V Operation ADuM2400, Total Supply Current, Four Channels Mbps V Supply Current DD1 5 V/3 V Operation 3 V/5 V Operation V Supply Current DD2 ...

Page 9

... Logic High Output Voltages Logic Low Output Voltages SWITCHING SPECIFICATIONS ADuM240xARW Minimum Pulsewidth 3 4 Maximum Data Rate Propagation Delay 5 5 Pulsewidth Distortion, |t – PLH PHL Propagation Delay Skew 6 7 Channel-to-Channel Matching ADuM240xBRW ADuM2400/ADuM2401/ADuM2402 Symbol Min Typ DD2(90 DD1(Q) 1.5 0.9 I DD2(Q) 0.9 1.5 I DD1(10) 5 ...

Page 10

... ADuM2400/ADuM2401/ADuM2402 Parameter 3 Minimum Pulsewidth Maximum Data Rate 4 5 Propagation Delay Pulsewidth Distortion, |t – PLH PHL Change Versus Temperature Propagation Delay Skew 6 Channel-to-Channel Matching, Co-Directional Channels 7 Channel-to-Channel Matching, Opposing-Directional 7 Channels ADuM240xCRW 3 Minimum Pulsewidth 4 Maximum Data Rate 5 Propagation Delay 5 Pulsewidth Distortion, |t ...

Page 11

... Power Consumption section on page 20. See Figure 8 through Figure 10 for information on per-channel supply current as a function of data rate for unloaded and loaded conditions. See Figure 11 through Figure 14 for total I and I supply currents as a function of data rate for ADuM2400/ADuM2401/ADuM2402 channel configurations. DD1 DD2 3 The minimum pulsewidth is the shortest pulsewidth at which the specified pulsewidth distortion is guaranteed ...

Page 12

... ADuM2400/ADuM2401/ADuM2402 PACKAGE CHARACTERISTICS Table 4. Parameter 1 Resistance (Input-Output) 1 Capacitance (Input-Output) 2 Input Capacitance IC Junction-to-Case Thermal Resistance, Side 1 IC Junction-to-Case Thermal Resistance, Side 2 NOTES 1 Device considered a two-terminal device: Pins and 8 shorted together and Pins 9, 10, 11, 12, 13, 14, 15, and 16 shorted together. ...

Page 13

... Input Signal Rise and Fall Times NOTE 1 All voltages are relative to their respective ground. See the DC Correctness and Magnetic Field Immunity section on page 19 for information on immunity to external magnetic fields. 150 200 Rev. PrD | Page ADuM2400/ADuM2401/ADuM2402 Symbol Characteristic Unit I–IV I–III 40/105/ ...

Page 14

... ADuM2400/ADuM2401/ADuM2402 ABSOLUTE MAXIMUM RATINGS Table 9. Parameter Storage Temperature Ambient Operating Temperature 1 Supply Voltages Input Voltage Output Voltage Average Output Current, Per Pin 3 Side 1 Side 2 4 Common-Mode Transients NOTES 1 All voltages are relative to their respective ground and V refer to the supply voltages on the input and output sides of a given channel, respectively. See PC Board Layout section. ...

Page 15

... Pins 2 and 8 are internally connected. Connecting both to GND Output enable Pin 10 on the ADuM2400 may be left disconnected if outputs are to be always enabled. Output enable Pins 7 and 10 on the ADuM2401/ADuM2402 may be left disconnected if outputs are to be always enabled. In noisy environments, connecting Pin 7 (for ADuM2401 and ADuM2402) and Pin 10 (for all models external logic high or low is recommended ...

Page 16

... ADuM2400/ADuM2401/ADuM2402 PIN FUNCTION DESCRIPTIONS Table 11. ADuM2400 Pin Function Descriptions Pin No. Mnemonic Function 1 V Supply voltage for isolator Side 1, 2 5.5 V. DD1 2 GND Ground 1. Ground reference for isolator Side Logic input Logic input Logic input C. IC ...

Page 17

... Figure 11. Typical ADuM2400 V Supply Current vs. Data Rate DD1 for 5 V and 3 V Operation DATA RATE (Mbps) Figure 12. Typical ADuM2400 V Supply Current vs. Data Rate DD2 for 5 V and 3 V Operation ...

Page 18

... ADuM2400/ADuM2401/ADuM2402 DATA RATE (Mbps) Figure 14. Typical ADuM2401 V Supply Current vs. Data Rate DD2 for 5 V and 3 V Operation DATA RATE (Mbps) Figure 15. Typical ADuM2402 DD1 Data Rate for 5 V and 3 V Operation ...

Page 19

... Given the geometry of the receiving coil in the ADuM240x and 50% an imposed requirement that the induced voltage be at most 50% of the 0.5 V margin at the decoder, a maximum allowable magnetic field is calculated as shown in below in Figure 19. 50% Rev. PrD | Page ADuM2400/ADuM2401/ADuM2402 ∑ 2 ∏ 2,… ...

Page 20

... Figure 10 provides per- channel supply current as a function of data rate for output condition. Figure 11 through Figure 14 provide total I and I supply current as a function of data rate for DD2 ADuM2400/ADuM2401/ADuM2402 channel configurations. 10M 100M Rev. PrD| Page Preliminary Technical Data DDI(Q) × ...

Page 21

... Number of Inputs, Inputs, Model V Side V Side DD1 DD2 ADuM2400ARWZ ADuM2400BRWZ ADuM2400CRWZ ADuM2401ARWZ ADuM2401BRWZ ADuM2401CRWZ ADuM2402ARWZ ADuM2402BRWZ ADuM2402CRWZ *Tape and Reel is available. The addition of an “-RL” suffix designates a 13” (1000 units) tape and reel option. ...

Page 22

... ADuM2400/ADuM2401/ADuM2402 NOTES Preliminary Technical Data Rev. PrD| Page ...

Page 23

... Preliminary Technical Data NOTES © 2004 Analog Devices, Inc. All rights reserved. Trademarks and registered trademarks are the property of their respective owners. PR05007-0-10/04(PrD) ADuM2400/ADuM2401/ADuM2402 Rev. PrD | Page ...

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