MAX3096CSE RS422/RS485 Receiver IC - Equivalent & Substitute Parts

Part Overview

The MAX3096CSE is a 0/4 receiver interface IC designed for RS422 and RS485 serial communication protocols in 16-SOIC surface mount packaging. This component is classified as obsolete, making equivalent and substitute parts necessary for new designs and ongoing production support. The part operates across a 3V to 3.6V supply range with a 10 Mbps data rate capability and 45 mV receiver hysteresis specification.

Key Parameters

Parameter	Value
Manufacturer Part Number	MAX3096CSE
Manufacturer	Analog Devices Inc./Maxim Integrated
Category	Interface
Type	Receiver
Protocol	RS422, RS485
Number of Drivers/Receivers	0/4
Receiver Hysteresis	45 mV
Data Rate	10 Mbps
Voltage - Supply	3V ~ 3.6V
Operating Temperature	0°C ~ 70°C
Package / Case	16-SOIC (0.154", 3.90mm Width)
Mounting Type	Surface Mount
Product Status	Obsolete
RoHS Status	RoHS non-compliant

Substitute Part Grouping Explanation

Substitution eligibility for the MAX3096CSE is determined by the following critical parameters:

Primary Compatibility Criteria:

Protocol support (RS422, RS485)
Number of drivers/receivers (0/4)
Package type (16-SOIC)
Receiver hysteresis (45 mV nominal)
Data rate capability (10 Mbps minimum)
Mounting type (Surface Mount)

Secondary Considerations:

Supply voltage range compatibility
Operating temperature range
RoHS and regulatory compliance status
Product availability and lifecycle status

Substitute parts are grouped into two categories:

Direct Substitutes (Same Manufacturer - Maxim Integrated):

MAX3096CSE+ and MAX3094ECSE+ maintain identical electrical specifications and protocol support with improved compliance status (ROHS3 Compliant vs. RoHS non-compliant)

Cross-Manufacturer Substitutes (Texas Instruments AM26LS32 Series):

AM26LS32ACD, AM26LS32ACDR, AM26LS32AID, and AM26LS32AIDR provide functional equivalence with RS422/RS423 protocol support and identical package geometry
These parts operate at 4.75V to 5.25V supply voltage, requiring circuit-level voltage compatibility assessment
Receiver hysteresis specification is 50 mV, within acceptable tolerance for RS422/RS485 applications

Parameter Comparison

Parameter	MAX3096CSE	MAX3096CSE+	MAX3094ECSE+	AM26LS32ACD	AM26LS32ACDR	AM26LS32AID	AM26LS32AIDR
Manufacturer	Analog Devices	Analog Devices	Analog Devices	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments
Protocol	RS422, RS485	RS422, RS485	RS422, RS485	RS422, RS423	RS422, RS423	RS422, RS423	RS422, RS423
Number of Receivers	0/4	0/4	0/4	0/4	0/4	0/4	0/4
Receiver Hysteresis	45 mV	45 mV	45 mV	50 mV	50 mV	50 mV	50 mV
Data Rate	10 Mbps	10 Mbps	10 Mbps	—	—	—	—
Voltage - Supply	3V ~ 3.6V	3V ~ 3.6V	3V ~ 3.6V	4.75V ~ 5.25V	4.75V ~ 5.25V	4.75V ~ 5.25V	4.75V ~ 5.25V
Operating Temperature	0°C ~ 70°C	0°C ~ 70°C	0°C ~ 70°C	0°C ~ 70°C	0°C ~ 70°C	-40°C ~ 85°C	-40°C ~ 85°C
Package / Case	16-SOIC	16-SOIC	16-SOIC	16-SOIC	16-SOIC	16-SOIC	16-SOIC
Product Status	Obsolete	Active	Active	Last Time Buy	Active	Last Time Buy	Active
RoHS Status	RoHS non-compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant

Engineering Selection Recommendations

For Direct Replacement (Maxim Integrated):

MAX3096CSE+ is the primary direct substitute, offering identical electrical specifications with active product status and ROHS3 compliance. This part eliminates obsolescence risk while maintaining full functional compatibility.

MAX3094ECSE+ provides parametric equivalence with identical supply voltage and operating temperature ranges. Both Maxim parts are suitable for designs requiring 3V to 3.6V operation without circuit modification.

For Cross-Manufacturer Substitution (Texas Instruments):

AM26LS32ACDR and AM26LS32AIDR are recommended for active production due to their active product status and broad inventory availability. These parts require circuit-level voltage regulation to operate within their 4.75V to 5.25V supply specification.

AM26LS32AID and AM26LS32ACD are available but classified as Last Time Buy, limiting their suitability for new long-term production programs.

The AM26LS32 series with extended temperature range (-40°C to 85°C) provides enhanced reliability for industrial and automotive applications beyond the standard 0°C to 70°C range.

Frequently Asked Questions (FAQ)

Q: Can MAX3096CSE be directly replaced with MAX3096CSE+ without circuit modification?

A: Yes. MAX3096CSE+ maintains identical electrical specifications including supply voltage (3V to 3.6V), operating temperature range (0°C to 70°C), receiver hysteresis (45 mV), and data rate (10 Mbps). The 16-SOIC package geometry is identical. No circuit changes are required.

Q: What is the primary difference between Maxim and Texas Instruments substitutes?

A: Maxim substitutes (MAX3096CSE+, MAX3094ECSE+) operate at 3V to 3.6V supply voltage. Texas Instruments substitutes (AM26LS32 series) require 4.75V to 5.25V supply voltage. Circuit-level voltage compatibility must be assessed before selecting cross-manufacturer parts.

Q: Are the AM26LS32 parts fully compatible with RS485 applications?

A: The AM26LS32 series supports RS422 and RS423 protocols. RS485 compatibility depends on application-specific signal requirements. The 0/4 receiver configuration and 16-SOIC package are identical to the MAX3096CSE. Verify protocol requirements against datasheet specifications before selection.

Q: What is the significance of the 50 mV receiver hysteresis in AM26LS32 parts versus 45 mV in MAX3096CSE?

A: Both hysteresis values fall within acceptable ranges for RS422/RS485 receiver operation. The 5 mV difference does not impact functional compatibility in standard serial communication applications. Noise margin and signal integrity remain adequate for both specifications.

Q: Which substitute part offers the best long-term availability?

A: AM26LS32ACDR and AM26LS32AIDR are classified as active products with substantial inventory levels (38,682 and 8,860 units respectively). MAX3096CSE+ is also active with 2,000 units in stock. Both options provide long-term production support.

Q: Can AM26LS32AID or AM26LS32ACD be used for new designs?

A: Both parts are classified as Last Time Buy, indicating limited future availability. While currently in stock, they are not recommended for new production programs requiring multi-year component supply. Active alternatives (AM26LS32ACDR, AM26LS32AIDR, MAX3096CSE+) are preferred.

Q: Does the extended temperature range of AM26LS32AID and AM26LS32AIDR (-40°C to 85°C) affect electrical performance?

A: Extended temperature range indicates qualification for broader operating conditions. Electrical specifications remain consistent across the temperature range. Selection should be based on application requirements rather than temperature rating alone.

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