MAXIM MAX333A Precision, Quad, SPDT, CMOS Analog Switch User Guide and Specifications

Summary

The MAX333A is a high-performance, quad Single-Pole Double-Throw (SPDT) CMOS analog switch ideal for sensitive signal routing applications. Known for its upgraded reliability and superior signal integrity, it features low on-resistance (<2Ω), break-before-make switching, and robust ESD protection (>2000V). This detailed manual provides comprehensive technical specifications, including electrical characteristic charts, operational guidelines across extreme temperature ranges (-55°C to +125°C), and application insights. It is specifically engineered for professional engineers designing reliable test equipment, communication systems (e.g., PBX/PABX), and advanced industrial instrumentation.

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现货库存、技术资料、百科信息、热点资讯，精彩尽在鼎好! 19-0189; Rev 1; 6/99

Precision, Quad, SPDT, CMOS Analog Switch

_______________General Description ____________________________Features

The MAX333A is a precision, quad, single-pole double- Upgraded Replacement for a DG211/DG212 Pair or Two DG403s

throw (SPDT) analog switch. The four independent

switches operate with bipolar supplies ranging from Low On Resistance < 17Ω Typical (35Ω Max)

±4.5V to ±20V, or with a single-ended supply between Guaranteed Matched On Resistance Between +10V and +30V. The MAX333A offers low on resistance Channels < 2Ω (less than 35Ω), guaranteed to match within 2Ω between

Guaranteed Flat On Resistance over Analog

channels and to remain flat over the analog signal range Signal Range ∆3Ω Max (∆3Ω max). It also offers break-before-make switching

Guaranteed Charge Injection < 10p C

(10ns typical), with turn-off times less than 145ns and

Guaranteed Off-Channel Leakage < 6n A at +85°C

turn-on times less than 175ns. The MAX333A is ideal for

ESD Guaranteed > 2000V per Method 3015.7

portable operation since quiescent current runs less

than 50µA with all inputs high or low. Single-Supply Operation (+10V to +30V) Bipolar-Supply Operation (±4.5V to ±20V)

This monolithic, quad switch is fabricated with Maxim’s

TTL-/CMOS-Logic Compatibility

new improved silicon-gate process. Design improvements

guarantee extremely low charge injection (10p C), low Rail-to-Rail Analog Signal Handling Capability

power consumption (3.75m W), and electrostatic discharge (ESD) greater than 2000V. ______________Ordering Information Logic inputs are TTL and CMOS compatible and guaranteed

PART TEMP. RANGE PIN-PACKAGE

over a +0.8V to +2.4V range—regardless of supply voltage.

MAX333ACPP 0°C to +70°C 20 Plastic DIP

Logic inputs and switched analog signals can range any-

MAX333ACWP 0°C to +70°C 20 Wide SO

where between the supply voltages without damage.

MAX333ACUP 0°C to +70°C 20 TSSOP

________________________Applications

MAX333AC/D 0°C to +70°C Dice*

Test Equipment

MAX333AEPP -40°C to +85°C 20 Plastic DIP

Communications Systems

MAX333AEWP -40°C to +85°C 20 Wide SO

PBX, PABX

MAX333AEUP -40°C to +85°C 20 TSSOP

Heads-Up Displays

MAX333AMJP -55°C to +125°C 20 CERDIP

Portable Instruments

Contact factory for dice specifications.

__________________Pin Configuration __________Typical Operating Circuit

TOP VIEW INPUTS OUTPUTS

IN1 IN4 V1 V1 - V2

NO1 NO4

COM1 COM4

NC4NC1

MAX333A

GND N.C. NC2 NC3

COM3COM2

NO2 NO3

IN3IN2

DIP/SO/TSSOP

FLYING CAPACITOR SWITCHES ARE SHOWN WITH LOGIC "0" INPUT LEVEL TRANSLATOR N.C. = NOT INTERNALLY CONNECTED (2-CHANNEL)

Maxim Integrated Products

For free samples & the latest literature: http://www.maxim-ic.com, or phone 1-800-998-8800. For small orders, phone 1-800-835-8769.

Page Summary Contents For MAXIM MAX333A Precision, Quad, SPDT, CMOS Analog Switch User Guide and Specifications

Page 1 现货库存、技术资料、百科信息、热点资讯，精彩尽在鼎好! 19-0189; Rev 1; 6/99 Precision, Quad, SPDT, CMOS Analog Switch _______________General Description ____________________________Features The MAX333A is a precision, quad, sin...

Page 2 Precision, Quad, SPDT, CMOS Analog Switch ABSOLUTE MAXIMUM RATINGS V+ to V- ..................................................................................44V Continuous Power Dissipation (TA = +70...

Page 3 Precision, Quad, SPDT, CMOS Analog Switch ELECTRICAL CHARACTERISTICS–DUAL SUPPLIES (continued) (GND = 0V, V+ = +15V, V- = -15V, TA = TMIN to TMAX, unless otherwise noted.) MIN TYP MAX PARAMETER SYMBOL...

Page 4 Precision, Quad, SPDT, CMOS Analog Switch __________________________________________Typical Operating Characteristics (TA = +25°C, unless otherwise noted). ON RESISTANCE ON RESISTANCE ON RESISTANCE vs...

Page 5 Precision, Quad, SPDT, CMOS Analog Switch _____________________Pin Description Overvoltage Protection Proper power-supply sequencing is recommended for all CMOS devices. It is important not to exceed ...

Page 6 Precision, Quad, SPDT, CMOS Analog Switch ______________________________________________Test Circuits/Timing Diagrams COM_ COM_ IN_ 0V, 2.4V IN_ 2.4V CAPACITANCE CAPACITANCE METER NO_ METER NO OR NC_ ...

Page 7 Precision, Quad, SPDT, CMOS Analog Switch _________________________________Test Circuits/Timing Diagrams (continued) SIGNAL GENERATOR V+ 2.4V FREQUENCY SIGNAL IN_ ANALYZER TESTED GENERATOR 1 MHz AUTOM...

Page 8 Precision, Quad, SPDT, CMOS Analog Switch ___________________Chip Topography NO3 IN3 IN2 COM3 COM2 NC3 NC2 (3.53mm) GND NC4 NC1 NO4 IN4 IN1 NO1 0.101" (2.57mm) TRANSISTOR COUNT: 145; SUBSTRATE CO...

Manual Details

Brand	QUAD
Pages	8
File Size	124.15 KB
Published	May 29, 2026

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Frequently Asked Questions

What is the typical on-resistance of the MAX333A?

The low on resistance is typically less than 2Ω, with maximum values under 17Ω.

Can this switch operate with single or dual power supplies?

Yes, it supports a single-ended supply (+10V to +30V) or bipolar supplies (±4.5V to ±20V).

What is the maximum ESD protection level?

It provides guaranteed electrostatic discharge (ESD) greater than 2000V per Method 3015.7.

Which environmental temperature range should I select for operation?

The MAX333AC version supports a standard range of 0°C to +70°C, while specialized parts like the MAX333AMJP support -55°C to +125°C.