MAX314CSE Equivalent & Substitute Parts

Part Overview

The MAX314CSE is a 4-circuit IC switch manufactured by Analog Devices Inc./Maxim Integrated, configured as SPST (Single Pole Single Throw) with NO/NC (Normally Open/Normally Closed) capability. This component operates as a 1:1 multiplexer/demultiplexer with 10Ohm on-state resistance in a 16-SOIC surface mount package.

The MAX314CSE is classified as obsolete. Identifying equivalent and substitute parts is necessary to support legacy system maintenance, design updates, and procurement continuity where original components are no longer readily available or where design improvements are required.

Key Parameters

Parameter	Value
Switch Circuit Configuration	SPST - NO/NC
Number of Circuits	4
Multiplexer/Demultiplexer Ratio	1:1
On-State Resistance (Max)	10Ohm
Channel-to-Channel Matching (ΔRon)	300mOhm
Supply Voltage - Single (V+)	4.5V ~ 30V
Supply Voltage - Dual (V±)	±4.5V ~ 20V
Switch Time (Ton/Toff) Max	225ns / 185ns
Charge Injection	20pC
Channel Capacitance (CS(off) / CD(off))	15pF / 15pF
Leakage Current (IS(off)) Max	500pA
Crosstalk	-85dB @ 1MHz
Operating Temperature Range	0°C ~ 70°C
Package / Case	16-SOIC (0.154", 3.90mm Width)
Mounting Type	Surface Mount

Substitute Part Grouping Explanation

Substitution eligibility for the MAX314CSE is determined by strict equivalence across the following critical parameters:

Switch circuit topology (SPST - NO/NC configuration)
Number of independent circuits (4 circuits)
Multiplexer ratio (1:1)
On-state resistance specification (10Ohm maximum)
Channel-to-channel resistance matching (300mOhm maximum)
Supply voltage ranges (single and dual supply compatibility)
Switching speed characteristics (Ton/Toff timing)
Charge injection and capacitance specifications
Leakage current performance
Crosstalk isolation
Operating temperature range
Package form factor (16-SOIC surface mount)

The MAX314CSE+ qualifies as a direct substitute based on identical electrical specifications and mechanical compatibility across all parameters listed above. The primary distinction is product status and compliance certification.

Parameter Comparison

Parameter	MAX314CSE	MAX314CSE+
Manufacturer	Analog Devices Inc./Maxim Integrated	Analog Devices Inc./Maxim Integrated
Switch Circuit	SPST - NO/NC	SPST - NO/NC
Number of Circuits	4	4
Multiplexer Ratio	1:1	1:1
On-State Resistance (Max)	10Ohm	10Ohm
Channel-to-Channel Matching (ΔRon)	300mOhm	300mOhm
Supply Voltage Single (V+)	4.5V ~ 30V	4.5V ~ 30V
Supply Voltage Dual (V±)	±4.5V ~ 20V	±4.5V ~ 20V
Switch Time Ton (Max)	225ns	225ns
Switch Time Toff (Max)	185ns	185ns
Charge Injection	20pC	20pC
Channel Capacitance CS(off)	15pF	15pF
Channel Capacitance CD(off)	15pF	15pF
Leakage Current IS(off) (Max)	500pA	500pA
Crosstalk	-85dB @ 1MHz	-85dB @ 1MHz
Operating Temperature	0°C ~ 70°C	0°C ~ 70°C
Package / Case	16-SOIC (0.154", 3.90mm Width)	16-SOIC (0.154", 3.90mm Width)
Mounting Type	Surface Mount	Surface Mount
Product Status	Obsolete	Active
RoHS Status	RoHS non-compliant	ROHS3 Compliant
Packaging	Not specified	Tube

Engineering Selection Recommendations

The MAX314CSE+ is the direct functional equivalent of the MAX314CSE. Both components share identical electrical and mechanical specifications across all critical parameters.

Selection between these parts should be based on the following factors:

Product Status: The MAX314CSE is obsolete, while the MAX314CSE+ maintains active product status. For new designs or systems requiring long-term component availability, the MAX314CSE+ is the appropriate selection.

Regulatory Compliance: The MAX314CSE+ is ROHS3 compliant, whereas the MAX314CSE is RoHS non-compliant. Applications subject to RoHS directives or environmental regulations require the MAX314CSE+.

Packaging: The MAX314CSE+ is supplied in tube packaging, which may affect procurement logistics and handling procedures compared to the original part's unspecified packaging format.

Electrical Performance: No performance differentiation exists between the two parts. Both deliver identical switching characteristics, impedance, and signal integrity specifications.

Frequently Asked Questions (FAQ)

Q: Can MAX314CSE+ be used as a direct replacement for MAX314CSE in existing designs?

A: Yes. The MAX314CSE+ is electrically and mechanically identical to the MAX314CSE. Pin configuration, package dimensions, and all electrical specifications are equivalent. No circuit modifications are required.

Q: What is the primary reason to transition from MAX314CSE to MAX314CSE+?

A: The MAX314CSE is obsolete and subject to discontinuation. The MAX314CSE+ is an active product with ongoing manufacturer support. Additionally, the MAX314CSE+ meets ROHS3 compliance requirements, whereas the original part does not.

Q: Are there any performance differences between MAX314CSE and MAX314CSE+?

A: No. Both parts deliver identical on-state resistance (10Ohm), switching speed (225ns/185ns), leakage current (500pA), crosstalk isolation (-85dB @ 1MHz), and all other electrical parameters.

Q: Does the 16-SOIC package remain the same for both parts?

A: Yes. Both the MAX314CSE and MAX314CSE+ use the 16-SOIC package with 0.154" (3.90mm) width. PCB footprints and assembly procedures are identical.

Q: What supply voltage configurations are supported?

A: Both parts support single supply operation (4.5V ~ 30V) and dual supply operation (±4.5V ~ 20V). Circuit design flexibility remains unchanged between the two parts.

Q: Is the MAX314CSE+ available in the same packaging format?

A: The MAX314CSE+ is supplied in tube packaging. Original MAX314CSE packaging format is not specified in the component data. Verify packaging requirements for your procurement and assembly processes.

Q: What is the operating temperature range for both parts?

A: Both the MAX314CSE and MAX314CSE+ operate across 0°C ~ 70°C. Temperature performance is identical.

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