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Analog Devices ADUM1200ARZ-RL7 — Digital Isolators
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Analog Devices / Digital Isolators

ADUM1200ARZ-RL7 iCoupler Digital Isolator, 2500Vrms, 1Mbps

MPN ADUM1200ARZ-RL7
End of Life Spot Stock · 24-48h Dispatch 100% Original Sealed

ADI iCoupler ADUM1200ARZ-RL7, dual-channel unidirectional digital isolator, 2500Vrms isolation, 1Mbps data rate, magnetic coupling, 2.7V-5.5V supply, 8-SOIC, -40°C to 105°C.

In Stock: 2,014 pcs
MOQ: 1 pcs
Logistics: DHL / FedEx DAP (Global Express · 3-7d) Russia & CIS DDP (Door-to-Door Cleared)
Dispatch: Shenzhen / HK
Unit Price (USD)
$4.21 / pc
Direct Purchase Ready
Volume Pricing Breaks Confirmed upon quotation
1+ pcs
$4.21
10+ pcs
$3.70
30+ pcs
$3.43
100+ pcs
$3.08
500+ pcs
$2.95
1,000+ pcs
$2.90
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2,014 in stock — maximum per order · 3–4 days lead time

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100% Original Sealed 45x Microscope QC 30-Day Warranty · COC USD T/T & PI · DAP/DDP
[SPEC] Essential Parameters Snapshot Full Specifications (18)
Package / Case 8-SOIC (0.154", 3.90mm Width)
Supply Voltage 2.7V ~ 5.5V
ALT
Facing long factory lead times or allocation on ADUM1200ARZ-RL7? Verified pin-compatible alternatives available with active Shenzhen stock and 100% solder-ready footprint match.
View Pin Alternates (3)

Full Technical Specifications

18 Parameters
ADUM1200ARZ-RL7 specifications
Parameter / AttributeSpecification / Value
TypeGeneral Purpose
SeriesiCoupler®
Channel typeUnidirectional
MountingSurface Mount
Supply voltage2.7V ~ 5.5V
Voltage - isolation2500Vrms
Isolated powerNo
Operating temperature-40°C ~ 105°C
Pulse width distortion40ns
PackageTape & Reel (TR); Cut Tape (CT)
Data rate1Mbps
TechnologyMagnetic Coupling
Case8-SOIC (0.154\", 3.90mm Width)
Channels2
Inputs - side 1/Side 22/0
Rise (Fall time)10ns, 10ns
Propagation delay tpLH (tpHL)150ns, 150ns
Common mode transient immunity25kV/µs
100% Footprint Match · Solder-Ready (No PCB Redesign Needed)

Need Stock or a Drop-in Second-Source for ADUM1200ARZ-RL7?

Package: SOIC-8 (narrow body) · Pin-compatible replacements with immediate Shenzhen spot stock

Footprint Match 98%
Supply Chain & Allocation Reality:

The ADuM120x pair is the digital isolator that replaced optocouplers across industrial designs: two channels on a magnetic barrier instead of an LED, 2.5kV of isolation in an eight-pin SOIC, supplies from 2.7V to 5.5V that made 3.3V-to-5V level translation and isolation one component. The naming is a single decision - ADuM1200 carries both channels in one direction, ADuM1201 is the 1/1 bidirectional part - and the generation upgrade is documented pin-for-pin: the N-family maps onto the classic sockets with faster rates and fail-safe output options. The substitution mistake in this family is one character wide and completely fatal to the signal path.

Verified Pin-Compatible Replacements (3 verified alternatives)

ADuM1200 Analog Devices SOIC-8
Pin-to-Pin (Minor Clock/Init Tuning)
Availability & Target Pricing:

The 2/0 Member - Same Socket, Different Direction

Shenzhen Spot Stock (24-48h Dispatch)

Electrical & Core Specs:

The same dual-channel isolator with both channels pointing the same way (2/0 against the 1201s 1/1 direction split): identical timing, identical supplies, opposite topology.

2.7V to 5.5V on either side with independent level translation; 2.5kV RMS isolation.

Compatibility & Drop-In Notes: The substitution rule: same socket, same speed grades (A/B/C at 1/10/25Mbps), same everything except the arrows. A 1200 in a 1201 socket isolates half the bus and inverts the other halfs role - the failure looks like a protocol bug, not a component mistake.
Package & Solder Footprint: Identical SOIC-8 footprint.
Shenzhen Warehouse Stock & MOQ: Stocked as the pair; label the two drawers distinctly.
Request Volume Quote for ADuM1200 Compare ADUM1200ARZ-RL7 vs ADuM1200 Spec Matrix
ADuM121N1 Analog Devices SOIC-8
Pin-to-Pin (Minor Clock/Init Tuning)
Availability & Target Pricing:

The Pin-Compatible Modern Generation

Shenzhen Spot Stock (24-48h Dispatch)

Electrical & Core Specs:

The N-generation replacement documented as pin-compatible with the ADuM1201 (the ADuM120N1 maps to the ADuM1200): up to 150Mbps, lower propagation delay, 100kV/us common-mode transient immunity and selectable fail-safe output (N0 against N1).

1.8V to 5V supplies; 3kV RMS isolation class.

Compatibility & Drop-In Notes: The upgrade direction is calm: pin-compatible into the classic sockets with better performance. The one review: which fail-safe behavior the design assumed during power sequencing - check the N0/N1 suffix against the board behavior before standardizing.
Package & Solder Footprint: Same SOIC-8 land pattern.
Shenzhen Warehouse Stock & MOQ: Active production; the forward buy for the socket.
Request Volume Quote for ADuM121N1 Compare ADUM1200ARZ-RL7 vs ADuM121N1 Spec Matrix
ADuM1285 Analog Devices SOIC-8
Pin-to-Pin (Minor Clock/Init Tuning)
Availability & Target Pricing:

The Direction-Swapped N Option

Shenzhen Spot Stock (24-48h Dispatch)

Electrical & Core Specs:

The N-generation mapping option for same-direction duty (the N0 variants map onto the 1285/1286) with fail-safe-high output behavior.

Modern low-voltage envelope; same isolation class.

Compatibility & Drop-In Notes: In repair, the pattern to keep: the N family is a small matrix of direction x data-rate x fail-safe - three coordinates, all encoded in the suffix. Any substitution ends by checking the coordinate, not the family name.
Package & Solder Footprint: SOIC-8 shared land pattern.
Shenzhen Warehouse Stock & MOQ: Stocked with the N row; documented ordering table.
Request Volume Quote for ADuM1285 Compare ADUM1200ARZ-RL7 vs ADuM1285 Spec Matrix
Buyer & Quality Checklist for Sourcing Alternatives
  • The channel map is the part number: ADuM1200 is 2/0 (both channels one direction), ADuM1201 is 1/1 - the bidirectional dual. The bodies are identical; the digit is the entire topology.
  • Grades A/B/C set data rate (about 1/10/25 Mbps): the slow grade in a fast socket works until the bus speed is actually used - in repair, match the grade letter when the original design ran near its limit.
  • The N-generation is documented pin-compatible onto the classic row (120N1 onto 1200, 121N1 onto 1201) with far higher rates and selectable fail-safe outputs - the upgrade path is real, and the fail-safe suffix is the new thing to read.
  • Independent supplies on the two sides are the feature: 3.3V logic on one side, 5V on the other, each at its own level. The isolation barrier is also the level translator - do not add level shifters by reflex when repairing.
  • Isolation grade differences live in the body variants (wide-body and higher-kV members): the 8-pin narrow package is one class - substituting across bodies is a creepage decision, not a pin decision.
  • In field failures, check both supplies before the part: a dead isolator side that lost its rail reads exactly like a dead isolator. The part is usually the messenger in a power-sequencing story.
Frequently Asked Technical Questions

Q: What is the difference between ADuM1200 and ADuM1201?

A: Channel direction only: ADuM1200 routes both channels the same way (2/0), ADuM1201 provides one channel each direction (1/1). Identical package, supplies and timing - the one-digit rule decides whether a bus crosses the barrier both ways.

Q: Can the N-generation replace the classic ADuM120x?

A: Pin-compatible per the documented mapping (ADuM120N1 onto ADuM1200, ADuM121N1 onto ADuM1201) with higher speed, lower delay and selectable fail-safe output - verify the N0/N1 fail-safe suffix against the power-up behavior the board expects.

Q: Do I need level shifting around a digital isolator?

A: No - the two sides carry independent 2.7-5.5V supplies (1.8-5V on the N row), so the isolator is also the translator. Repair habits from optocoupler circuits that add shifters waste parts and add failure points.

Technical Details & Description

Two-channel isolator for 1Mbps signal paths

The ADI ADUM1200ARZ-RL7 is a dual-channel, unidirectional digital isolator from the iCoupler family, using magnetic coupling to transfer logic signals across a 2500Vrms isolation barrier.

The 2500Vrms isolation rating is the basic safety isolation level for many industrial and medical applications. It provides galvanic separation between two ground domains, protecting low-voltage logic from transients on the other side. The 25kV/µs common-mode transient immunity means this part can sit on a motor-drive or inverter control board without false-toggling when the power stage switches — a common failure point with optocouplers in those environments.

Unidirectional channels — 2/0 input/output mapping

Both channels run in the same direction (Side 1 to Side 2), with no reverse channel. That means this part is for isolating signals that flow one way — a sensor output to a controller, a control signal to a gate driver, or a relay command. If you need bidirectional isolation (like for a half-duplex RS-485 bus), the ADUM1201 with a 1/1 input split is the sibling to look at.

Active and available through distribution

It is ROHS3 compliant. No LTB or allocation concerns for new designs.

Frequently asked questions

What is the difference between ADUM1200 and ADUM1201?

Both are dual-channel iCoupler digital isolators with the same 2500Vrms isolation, 1Mbps data rate, and 8-SOIC package. The difference is channel direction: the ADUM1200 has both channels going the same way (2/0 input/output), while the ADUM1201 has one channel in each direction (1/1 input/output). Choose the ADUM1201 when you need bidirectional isolation, for example on a half-duplex UART or RS-485 bus.

ADUM1200ARZ-RL7
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