Analog Devices Inc./Maxim Integrated MAX4522EEE+
- Part No.:
- MAX4522EEE+
- Manufacturer:
- Analog Devices Inc./Maxim Integrated
- Package:
- 16-SSOP (0.154", 3.90mm Width)
- Datasheet:
-
MAX4522EEE+.pdf
- Description:
- IC SW SPST-NOX4 100OHM 16QSOP
- Quantity:
- Payment:

- Shipping:

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Product details
Overview
MAX4522EEE+ from Maxim Integrated is a quad, low-voltage, normally open (NO) SPST analog switch IC designed for rail-to-rail signal routing in precision analog and mixed-signal systems. It features 100Ω max on-resistance (at ±5V), 4Ω max channel-to-channel on-resistance matching, <1µW quiescent power, and operates from single +2.7V to +12V or dual ±2V to ±6V supplies. It is used in battery-powered data acquisition front-ends where low leakage and tight resistance matching are critical.
For engineers reviewing the MAX4522EEE+ datasheet, MAX4522EEE+ pinout, MAX4522EEE+ application, or MAX4522EEE+ equivalent, key selection criteria include its 1nA COM-off leakage at +25°C, TTL/CMOS-compatible logic thresholds, 40ns typical turn-off time, QSOP-16 package footprint, and pin compatibility with DG212 - all essential for low-power, high-fidelity analog switching in space-constrained industrial and avionics designs.
Technical Context
The MAX4522EEE+ implements four independent CMOS SPST switches with complementary N- and P-channel MOSFETs per channel, driven by level-translated logic inputs to support rail-to-rail analog signals up to V+ and down to V−. Its internal architecture includes ESD protection diodes (≥2kV per Method 3015.7) between each analog pin and both supply rails, defining the absolute analog input range and contributing to off-leakage current.
Switch control uses standard digital logic inputs referenced to V+ and GND, with guaranteed TTL/CMOS compatibility at +5V supply (VIN_L ≤ 1.6V, VIN_H ≥ 2.4V). The device's on-resistance flatness (12Ω max over signal range) and low charge injection (1–5pC) stem directly from matched transistor sizing and symmetrical gate drive, enabling minimal signal distortion in audio and instrumentation paths.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| On-Resistance (RON) | 100Ω max at ±5V supplies - ensures minimal voltage drop and gain error in 50Ω–1kΩ signal paths |
| On-Resistance Matching (ΔRON) | 4Ω max between channels - enables precise gain/phase tracking in multi-channel instrumentation |
| COM Off-Leakage Current | 1nA at +25°C - preserves signal integrity in high-impedance sensor interfaces and sample-hold circuits |
| Turn-Off Time (tOFF) | 40ns typical at ±4.5V - supports fast multiplexing in >10MHz data acquisition systems |
| Analog Signal Range | Rail-to-rail (V− to V+) - allows full utilization of supply headroom without clipping in bipolar or single-supply systems |
| Logic Compatibility | TTL/CMOS thresholds (0.8V/2.4V at +5V) - eliminates need for level shifters when interfacing with microcontrollers or FPGAs |
| ESD Protection | >2kV per Method 3015.7 - reduces risk of field failure in handling and board-level integration |
Pinout & Package
MAX4522EEE+ is housed in a 16-pin QSOP (E16-4) package, 3.9mm × 4.9mm body, 0.635mm pitch, with gull-wing leads and no exposed pad. Pin 1 is top-left corner (notch-mark side), pin count proceeds counter-clockwise.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1, 8, 9, 16 | IN1–IN4 | Digital logic inputs controlling respective NO switches; active-high, CMOS/TTL compatible |
| 2, 7, 10, 15 | COM1–COM4 | Common analog terminals - bidirectional signal path connection points |
| 3, 6, 11, 14 | NO1–NO4 | Normally open analog terminals - connect to COM only when corresponding IN = HIGH |
| 4 | GND | Digital ground reference for logic circuitry and level translators |
| 5 | V− | Negative analog supply; tied to GND for single-supply operation |
| 12 | V+ | Positive analog and digital supply; internally connected to substrate |
| 13 | N.C. | No internal connection - must be left floating or grounded per layout best practice |
Key Features
| Feature | Design Value |
|---|---|
| Rail-to-rail analog signal handling | Supports input/output signals from V− to V+, eliminating clipping in ±5V or +3.3V systems |
| Low on-resistance flatness (12Ω max) | Minimizes THD and amplitude variation across signal swing - critical for audio and measurement accuracy |
| Ultra-low off-leakage (1nA @ +25°C) | Prevents DC error accumulation in high-Z integrators, photodiode amps, and medical sensor front-ends |
| Pin compatibility with DG212 | Enables drop-in replacement in legacy designs without PCB revision or layout change |
| Single +2.7V minimum supply operation | Permits direct integration with Li-ion battery-powered devices and ultra-low-power MCU systems |
Applications
| Battery-Powered Data Acquisition | Avionics Signal Routing |
|---|---|
Use Scenario: Multiplexing thermocouple, RTD, and strain gauge signals into a 16-bit SAR ADC in portable test equipment. IC Role / Device Role: Quad SPST analog switch providing channel isolation and low-offset signal path selection before programmable gain amplifier. Use Value: 4Ω max RON matching ensures <0.01% gain error between channels; 1nA off-leakage prevents drift in µV-level sensor outputs. |
Use Scenario: Routing discrete analog sensor outputs (pitot/static pressure, temperature) to centralized flight data recorder in regional aircraft. IC Role / Device Role: Fault-isolated signal selector enabling redundancy management and sensor cross-checking. Use Value: >2kV ESD rating meets DO-160 Section 22 Level 3 requirements; -40°C to +85°C temp grade supports extended environmental qualification. |
| Audio Signal Switching | Networking Equipment Test Interface |
Use Scenario: Selecting between multiple line-level audio sources (mic preamp, DAC output, aux input) in professional mixer I/O modules. IC Role / Device Role: Low-distortion analog switch bank managing unbalanced line-level routing with minimal crosstalk. Use Value: 1–5pC charge injection prevents audible pop/click during switching; -90dB off-isolation suppresses inter-channel bleed at 100kHz. |
Use Scenario: Configuring stimulus/response paths in automated test equipment for Ethernet PHY validation (10/100/1000BASE-T). IC Role / Device Role: High-speed analog path selector enabling dynamic reconfiguration of differential test fixtures and termination networks. Use Value: 40ns tOFF supports >10MSPS switching sequences; 50Ω system compatibility verified to 50MHz bandwidth with flat insertion loss. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar analog switch applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MAX4522CSE+ | Same electrical specs but SOIC-16 (S16-2) package; 3.9mm × 4.9mm body vs. QSOP's 3.9mm × 4.9mm, but thicker profile (1.75mm vs. 1.35mm) | Preferred for through-hole prototyping or higher thermal mass requirements; less suitable for dense SMT layouts | Select MAX4522CSE+ when board assembly uses SOIC carriers or requires greater mechanical robustness under vibration |
| ADG1412BRUZ | Lower RON (1.3Ω typ), wider supply (±15V), but higher leakage (20nA @ +25°C) and no DG212 pinout compatibility | Better for high-precision, high-voltage industrial DAQ; unsuitable for drop-in DG212 replacement due to different pin mapping | Choose ADG1412BRUZ only when sub-2Ω on-resistance justifies redesign and higher leakage is acceptable |
Compared with MAX4522CSE+, MAX4522EEE+ offers identical performance in a thinner, finer-pitch QSOP package ideal for compact PCBs; versus ADG1412BRUZ, it trades lower on-resistance for guaranteed pin compatibility, lower leakage, and proven qualification in avionics-grade thermal cycling.
Availability
MAX4522EEE+ is available at Aetrix Electronics and suitable for battery-operated equipment, avionics signal routing, and audio signal switching requiring stable component supply across extended temperature ranges and long production lifecycles.
Supply support for MAX4522EEE+ includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
Maxim Integrated (now part of Analog Devices) is a U.S.-based semiconductor company specializing in high-performance analog, mixed-signal, and power management ICs for industrial, automotive, and communications markets.
The MAX452x family was engineered for low-voltage, low-leakage analog signal routing in portable and mission-critical systems - emphasizing rail-to-rail operation, tight channel matching, and robust ESD tolerance without sacrificing speed or power efficiency.
FAQ
What is the maximum supply voltage range supported by the MAX4522EEE+?
The MAX4522EEE+ supports dual supplies from ±2V to ±6V (V+ to V− differential ≤13.0V) or single supplies from +2.7V to +12V. At ±6V, ensure supply tolerances do not exceed 13.0V differential - e.g., ±6V with ±5% tolerance yields ±6.3V, exceeding absolute maximum rating. Derating is required above +70°C ambient per package-specific derating curves in the datasheet.
Does the MAX4522EEE+ support rail-to-rail analog signal operation?
Yes, the MAX4522EEE+ supports true rail-to-rail analog signal operation: signals on COM_, NO_, or NC_ pins may swing from V− to V+ without clipping or increased distortion. This is enabled by complementary N- and P-channel MOSFETs per switch and level-translated gate drives. Signal clamping occurs only if voltages exceed V+ or fall below V−, activating internal ESD diodes.
What is the typical on-resistance flatness of the MAX4522EEE+ and why does it matter?
The MAX4522EEE+ specifies on-resistance flatness of 12Ω max over the full analog signal range (V− to V+). This means RON varies by no more than 12Ω as the signal voltage changes - critical for minimizing harmonic distortion (THD) and maintaining consistent gain in audio, instrumentation, and precision measurement applications where signal amplitude varies widely.
Can the MAX4522EEE+ be used as a direct replacement for DG212 in existing designs?
Yes, the MAX4522EEE+ is explicitly pin-compatible with the industry-standard DG212. Pin functions, spacing, and logic behavior (active-high NO control) match exactly. No PCB modification is required. However, verify that the MAX4522EEE+'s lower leakage (1nA vs. DG212's ~10nA) and tighter RON matching (4Ω vs. ~10Ω) meet your system's noise and accuracy targets before deployment.
What is the maximum operating temperature range for the MAX4522EEE+?
The MAX4522EEE+ is rated for operation from -40°C to +85°C (industrial temperature grade). This is confirmed by the "E" suffix in the part number and validated across all electrical parameters in the datasheet's Electrical Characteristics tables. Performance limits such as leakage current and on-resistance are fully specified across this range, with worst-case values guaranteed at endpoints.
MAX4522EEE+ Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Analog Devices Inc./Maxim Integrated
- Series:
- -
- Packaging:
- Tube
- Product Status:
- Active
- Switch Circuit:
- SPST - NO
- Multiplexer/Demultiplexer Circuit:
- 1:1
- Number of Circuits:
- 4
- On-State Resistance (Max):
- 100Ohm
- Channel-to-Channel Matching (ΔRon):
- 1Ohm
- Voltage - Supply, Single (V+):
- 2V ~ 12V
- Voltage - Supply, Dual (V±):
- ±2V ~ 6V
- Switch Time (Ton, Toff) (Max):
- 80ns, 30ns
- -3db Bandwidth:
- -
- Charge Injection:
- 1pC
- Channel Capacitance (CS(off), CD(off)):
- 2pF, 2pF
- Current - Leakage (IS(off)) (Max):
- 1nA
- Crosstalk:
- -90dB @ 100kHz
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 16-QSOP
MAX4522EEE+ FAQ
1.How can I place an order for MAX4522EEE+ through Aetrix?
Please submit a Request for Quotation (RFQ) for MAX4522EEE+ on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for MAX4522EEE+ reliable?
The price and inventory of MAX4522EEE+ are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MAX4522EEE+ is usually 5 days.
3.What payment methods are accepted for MAX4522EEE+?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MAX4522EEE+ transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MAX4522EEE+?
MAX4522EEE+ orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MAX4522EEE+ order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for MAX4522EEE+?
For technical support, including MAX4522EEE+ datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MAX4522EEE+ requirements.
6.How does Aetrix verify that MAX4522EEE+ is sourced from the original manufacturer or authorized distributors?
All MAX4522EEE+ products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that MAX4522EEE+ meets industry standards.
7.What is the process for return or replacement of MAX4522EEE+?
All MAX4522EEE+ units undergo pre-shipment inspection (PSI). If there is an issue with MAX4522EEE+, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The MAX4522EEE+ part is unused and in its original packaging.
Return procedure for MAX4522EEE+:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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