Analog Devices Inc./Maxim Integrated MAX4523EUE+T
- Part No.:
- MAX4523EUE+T
- Manufacturer:
- Analog Devices Inc./Maxim Integrated
- Package:
- 16-TSSOP (0.173", 4.40mm Width)
- Datasheet:
-
MAX4523EUE+T.pdf
- Description:
- IC SW SPST-NO/NC 100OHM 16TSSOP
- Quantity:
- Payment:

- Shipping:

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Product details
Overview
MAX4523EUE+T from Maxim Integrated is a quad SPST analog switch with two normally open (NO) and two normally closed (NC) channels, designed for rail-to-rail signal routing in low-voltage systems. It features 100Ω max on-resistance at ±5V supplies, 4Ω max channel matching, 12Ω max on-resistance flatness, and <1µW power consumption. It supports single +2.7V to +12V or dual ±2V to ±6V operation and is used in audio signal routing, data acquisition, and battery-operated test equipment.
For engineers reviewing the MAX4523EUE+T datasheet, MAX4523EUE+T pinout, MAX4523EUE+T application, or MAX4523EUE+T equivalent, key selection criteria include its mixed NO/NC configuration, break-before-make timing (5–20 ns), ESD robustness (>2kV), TTL/CMOS-compatible logic thresholds, and TSSOP-16 package compatibility with industry-standard DG211/DG212/DG213 footprints.
Technical Context
The MAX4523EUE+T implements complementary CMOS (N- and P-channel) switch pairs per channel, driven by logic-level translators that convert TTL/CMOS inputs into full-rail gate drive signals referenced to V+ and V−. Its internal ESD diodes clamp analog signals exceeding supply rails, limiting safe operating range to (V− − 0.3V) to (V+ + 0.3V).
Unlike the MAX4521 (all-NC) and MAX4522 (all-NO), the MAX4523EUE+T integrates two independent NO switches (pins 1, 16 and 6, 11) and two NC switches (pins 14, 11 and 9, 8), enabling simultaneous signal path selection and default-state safety in fault-tolerant routing-e.g., maintaining bias continuity while switching active paths.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| On-resistance (RON) | 100Ω max at ±5V - ensures minimal signal attenuation and voltage drop in precision analog paths |
| On-resistance match (ΔRON) | 4Ω max between channels - enables matched gain/attenuation in differential or multi-path signal conditioning |
| Rail-to-rail analog range | VCOM, VNO, VNC = V− to V+ - supports full-supply-swing signals without clipping in single/dual supply modes |
| Off-leakage current | 10nA max at +85°C - preserves high-impedance node integrity in sample-and-hold or sensor front-ends |
| Logic thresholds | VIN_L = 0.8V, VIN_H = 2.4V - guarantees reliable TTL/CMOS interfacing with +5V digital controllers |
| Break-before-make delay | 5–20 ns - prevents momentary short-circuit during channel switching in mixed NO/NC configurations |
| ESD protection | >2kV per Method 3015.7 - enhances reliability in handling-sensitive industrial and avionics environments |
Pinout & Package
MAX4523EUE+T is housed in a 16-pin TSSOP (U16-2) package, 4.4 mm × 5.0 mm body, 0.65 mm pitch, with exposed pad connected to V+ for thermal and electrical stability.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1, 16 | NO1, NO4 | Normally open analog terminals - conduct only when corresponding INx = logic high; used for active signal insertion |
| 8, 9 | NC2, NC3 | Normally closed analog terminals - conduct when corresponding INx = logic low; maintain default signal continuity |
| 2, 15, 10, 7 | COM1–COM4 | Common analog nodes - bidirectional signal ports shared between NO/NC paths per channel |
| 3, 4, 11, 12 | IN1–IN4 | Digital control inputs - TTL/CMOS-compatible; high = NO closed / NC opened; low = NO opened / NC closed |
| 5 | GND | Digital ground reference - isolated from analog signal path; required for logic-level translator biasing |
| 13 | V− | Negative analog supply - sets lower analog voltage limit; tied to GND for single-supply operation |
| 14 | V+ | Positive analog/digital supply - powers internal logic and switch drivers; substrate-connected |
Key Features
| Feature | Design Value |
|---|---|
| Mixed NO/NC topology | Two independently controlled NO and two NC switches enable fail-safe routing - e.g., default bias path remains active while alternate signal path engages |
| Ultra-low power operation | <1 µW quiescent power - extends battery life in portable instrumentation and handheld test gear |
| Pin compatibility | Drop-in replacement for DG211/DG212/DG213 - allows legacy design upgrades without PCB revision |
| Wide supply flexibility | +2.7V to +12V single or ±2V to ±6V dual - simplifies integration across mixed-voltage systems (e.g., +3.3V logic with ±5V analog rails) |
| Low charge injection | 1–5 pC - minimizes voltage glitch in sampling circuits and precision ADC front-ends |
Applications
| Audio Signal Routing | Data Acquisition Systems |
|---|---|
Use Scenario: Switching between multiple microphone inputs or headphone outputs in portable audio interfaces. IC Role / Device Role / Timing Role: Quad SPST analog switch providing bidirectional, low-distortion signal path selection with break-before-make timing to prevent pop/click artifacts. Use Value: 100Ω RON and <5 pC charge injection preserve signal fidelity; rail-to-rail operation supports line-level and mic-level signals without level-shifting. | Use Scenario: Multiplexing sensor outputs (thermocouples, strain gauges) into a shared ADC channel. IC Role / Device Role / Timing Role: Precision analog switch enabling sequential sampling with minimal crosstalk (<−90 dB) and leakage-induced offset error. Use Value: 10nA max off-leakage at +85°C prevents drift in high-impedance sensor bridges; 4Ω channel matching ensures consistent gain calibration across channels. |
| Battery-Operated Test Equipment | Avionics Signal Conditioning |
Use Scenario: Configuring input ranges (±10V, ±1V, 0–5V) and signal paths in handheld multimeters or oscilloscope probes. IC Role / Device Role / Timing Role: Low-power, rail-to-rail analog switch managing attenuator networks and input protection paths under battery constraints. Use Value: <1 µW supply current extends runtime; >2kV ESD rating withstands field handling; TSSOP-16 footprint saves board space. | Use Scenario: Redundant signal routing and fault-isolation in flight control interface units where continuity must be maintained during reconfiguration. IC Role / Device Role / Timing Role: Dual-mode (NO/NC) switch implementing hot-swap-capable signal paths with guaranteed break-before-make timing. Use Value: Mixed topology allows one path to remain closed (NC) while another activates (NO), ensuring no signal interruption during transition - critical for safety-critical avionics. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar analog switch applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MAX4522EUE+T | All-NO configuration (4× NO); identical RON, leakage, timing, and package | Suitable where all switched paths require active engagement - no default continuity needed | Select when system design requires uniform NO behavior across all four channels |
| ADG1412BRUZ | 4-channel, all-NO; 1.5Ω typical RON (lower), but higher 120nA max off-leakage at +85°C; LFCSP-16 package | Better on-resistance for low-loss signal chains, but less suitable for high-Z sensor multiplexing due to higher leakage | Prefer for precision instrumentation requiring ultra-low RON; avoid where sub-10nA leakage is mandatory |
Compared with MAX4522EUE+T (all-NO) and ADG1412BRUZ (lower RON, higher leakage), the MAX4523EUE+T uniquely delivers fail-safe routing via integrated NO/NC pairs - essential for applications demanding uninterrupted signal continuity during reconfiguration, without compromising leakage, power, or footprint.
Availability
MAX4523EUE+T is available at Aetrix Electronics and suitable for audio signal routing, data acquisition, and battery-operated test equipment requiring stable component supply across industrial temperature ranges (−40°C to +85°C).
Supply support for MAX4523EUE+T 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) designs precision analog, mixed-signal, and power management ICs for industrial, communications, and computing applications.
The MAX452x family targets low-voltage, low-power analog signal routing - optimized for battery-powered instruments, portable test gear, and systems needing rail-to-rail performance with mixed switching states.
FAQ
What is the operating temperature range for MAX4523EUE+T?
The MAX4523EUE+T is specified for −40°C to +85°C operation, making it suitable for extended-temperature industrial and automotive cabin applications. This grade is confirmed by the "E" suffix in the part number and matches the ordering information table showing MAX4523EUE with −40°C to +85°C range and TSSOP package (U16-2). The device maintains full electrical performance-including 100Ω RON and 10nA off-leakage-across this range.
Does MAX4523EUE+T support single-supply operation?
Yes, MAX4523EUE+T supports single-supply operation from +2.7V to +12V with V− tied to GND. At +3V, RON is 600Ω max; at +5V, it drops to 250Ω max; and at +12V, it reaches 100Ω max. Logic thresholds remain compatible (VIN_L = 0.8V, VIN_H = 2.4V), and rail-to-rail analog signaling is preserved. All electrical characteristics in the datasheet include dedicated single-supply test conditions.
How does the break-before-make timing work in MAX4523EUE+T?
The MAX4523EUE+T implements break-before-make timing exclusively between its NO and NC switches within each channel pair (e.g., NO1/NC1), with tBBM = 5–20 ns at +25°C. This ensures the NC path opens *before* the NO path closes, preventing momentary shorts. This behavior is absent in MAX4521/MAX4522 and is explicitly documented in the MAX4523 truth tables and Figure 2 test circuit. It is critical for fault-tolerant routing in avionics and medical systems.
Is MAX4523EUE+T pin-compatible with DG211/DG212/DG213?
Yes, MAX4523EUE+T is pin-compatible with DG211 (dual NO), DG212 (dual NC), and DG213 (dual NO/NC) in TSSOP-16 packaging. Pin functions align: COMx, NOx/NCx, INx, V+, V−, and GND map identically. The MAX4523EUE+T extends this compatibility with four channels and enhanced specs (lower leakage, better ESD), enabling direct upgrade without layout changes - confirmed in the "Pin Compatible with Industry-Standard DG211/DG212/DG213" feature list.
What is the maximum allowable V+ to V− differential voltage for MAX4523EUE+T?
The absolute maximum V+ to V− differential voltage for MAX4523EUE+T is 13.0V, as stated in the Absolute Maximum Ratings table. Exceeding this - even momentarily due to supply overshoot or noise - risks permanent damage. For example, ±6V supplies (12V total) with ±10% tolerance reach 13.2V and violate this limit. Designers must use regulated ±5.5V or ensure transient suppression to stay within 13.0V, especially in dual-supply avionics or industrial systems.
MAX4523EUE+T Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Analog Devices Inc./Maxim Integrated
- Series:
- -
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Switch Circuit:
- SPST - NO/NC
- 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-TSSOP
MAX4523EUE+T FAQ
1.How can I place an order for MAX4523EUE+T through Aetrix?
Please submit a Request for Quotation (RFQ) for MAX4523EUE+T 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 MAX4523EUE+T reliable?
The price and inventory of MAX4523EUE+T are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MAX4523EUE+T is usually 5 days.
3.What payment methods are accepted for MAX4523EUE+T?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MAX4523EUE+T transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MAX4523EUE+T?
MAX4523EUE+T orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MAX4523EUE+T 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 MAX4523EUE+T?
For technical support, including MAX4523EUE+T datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MAX4523EUE+T requirements.
6.How does Aetrix verify that MAX4523EUE+T is sourced from the original manufacturer or authorized distributors?
All MAX4523EUE+T 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 MAX4523EUE+T meets industry standards.
7.What is the process for return or replacement of MAX4523EUE+T?
All MAX4523EUE+T units undergo pre-shipment inspection (PSI). If there is an issue with MAX4523EUE+T, 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 MAX4523EUE+T part is unused and in its original packaging.
Return procedure for MAX4523EUE+T:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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