SP3076EMN-L RS422/RS485 Transceiver Equivalent & Substitute Parts

Part Overview

The SP3076EMN-L is a full-duplex RS422/RS485 transceiver manufactured by MaxLinear, Inc., housed in a 14-SOIC surface mount package. This part operates at 3.3V supply voltage with a 16 Mbps data rate and supports 1/1 driver/receiver configuration. The SP3076EMN-L is classified as obsolete, making equivalent and substitute parts necessary for ongoing design support and procurement.

Key Parameters

Parameter	SP3076EMN-L
Manufacturer	MaxLinear, Inc.
Type	Transceiver
Protocol	RS422, RS485
Number of Drivers/Receivers	1/1
Duplex	Full
Data Rate	16 Mbps
Voltage - Supply	3.3V
Operating Temperature	-40°C ~ 85°C
Receiver Hysteresis	15 mV
Package / Case	14-SOIC (0.154", 3.90mm Width)
Mounting Type	Surface Mount
Product Status	Obsolete

Substitute Part Grouping Explanation

Substitution for the SP3076EMN-L is determined by the following critical parameters:

Primary Substitution Criteria:

Protocol: RS422/RS485 full-duplex operation
Driver/Receiver Configuration: 1/1
Package: 14-SOIC surface mount
Data Rate: 16 Mbps minimum
Supply Voltage Compatibility: 3.3V operation or wider range including 3.3V
Operating Temperature: -40°C minimum to 85°C minimum

Substitute Categories:

Category 1: Direct Parametric Equivalents (16 Mbps Data Rate) Parts that match all critical parameters including 16 Mbps data rate: SP3076EEN-L, ADM3076EYRZ, ADM3076EYRZ-REEL7, MAX3076EASD+, MAX3076EASD+T

Category 2: Manufacturer Recommended Alternatives (Lower Data Rate) Parts recommended by manufacturers with reduced data rate specifications (250 kbps or 500 kbps): ADM3070EARZ, ADM3070EARZ-REEL7, ADM3070EYRZ, ADM3070EYRZ-REEL7, ADM3073EARZ

These lower data rate parts are suitable only for applications where 16 Mbps performance is not required.

Parameter Comparison

Part Number	Manufacturer	Data Rate	Supply Voltage	Operating Temp	Receiver Hysteresis	Product Status	Packaging
SP3076EMN-L	MaxLinear, Inc.	16 Mbps	3.3V	-40°C ~ 85°C	15 mV	Obsolete	-
SP3076EEN-L	MaxLinear, Inc.	16 Mbps	3.3V	-40°C ~ 85°C	15 mV	Active	Tube
ADM3076EYRZ	Analog Devices Inc.	16 Mbps	3V ~ 3.6V	-40°C ~ 125°C	100 mV	Active	Tube
ADM3076EYRZ-REEL7	Analog Devices Inc.	16 Mbps	3V ~ 3.6V	-40°C ~ 125°C	100 mV	Active	Tape & Reel
MAX3076EASD+	Analog Devices Inc./Maxim Integrated	16 Mbps	3V ~ 3.6V	-40°C ~ 125°C	100 mV	Active	Tube
MAX3076EASD+T	Analog Devices Inc./Maxim Integrated	16 Mbps	3V ~ 3.6V	-40°C ~ 125°C	100 mV	Active	Cut Tape & Digi-Reel
ADM3070EARZ	Analog Devices Inc.	250 kbps	3V ~ 3.6V	-40°C ~ 85°C	100 mV	Active	Tube
ADM3070EARZ-REEL7	Analog Devices Inc.	250 kbps	3V ~ 3.6V	-40°C ~ 85°C	100 mV	Active	Tape & Reel
ADM3070EYRZ	Analog Devices Inc.	250 kbps	3V ~ 3.6V	-40°C ~ 125°C	100 mV	Active	Tube
ADM3070EYRZ-REEL7	Analog Devices Inc.	250 kbps	3V ~ 3.6V	-40°C ~ 125°C	100 mV	Active	Tape & Reel
ADM3073EARZ	Analog Devices Inc.	500 kbps	3V ~ 3.6V	-40°C ~ 85°C	100 mV	Active	Tube

Engineering Selection Recommendations

For Direct Replacement (16 Mbps Applications):

SP3076EEN-L is the primary direct equivalent, manufactured by MaxLinear with identical electrical specifications and active product status. This part maintains the same 15 mV receiver hysteresis and 3.3V supply voltage as the obsolete SP3076EMN-L.

ADM3076EYRZ, ADM3076EYRZ-REEL7, MAX3076EASD+, and MAX3076EASD+T are functionally equivalent alternatives from Analog Devices Inc./Maxim Integrated. These parts support the required 16 Mbps data rate and operate within the 3.3V supply range. All are ROHS3 compliant and carry MSL 1 (Unlimited) moisture sensitivity rating, providing superior reliability compared to the obsolete part's MSL 2 specification. Extended operating temperature range (-40°C to 125°C) provides additional margin for demanding applications.

For Lower Data Rate Applications:

ADM3070 and ADM3073 series parts are manufacturer-recommended alternatives only for applications where data rates of 250 kbps or 500 kbps are sufficient. These parts are not suitable for 16 Mbps operation.

Packaging Considerations:

Tube packaging (standard) is suitable for manual assembly and small-volume production. Tape & Reel (TR) and Cut Tape & Digi-Reel packaging options are optimized for automated assembly and high-volume manufacturing.

Frequently Asked Questions (FAQ)

Q: Can I use ADM3076EYRZ as a direct replacement for SP3076EMN-L?

A: Yes. Both parts are 1/1 full-duplex RS422/RS485 transceivers in 14-SOIC packages with 16 Mbps data rate capability. The ADM3076EYRZ supports a wider supply voltage range (3V to 3.6V) and extended operating temperature (-40°C to 125°C), making it compatible with SP3076EMN-L applications. The higher receiver hysteresis (100 mV vs. 15 mV) may affect noise immunity in specific circuit designs and should be evaluated for your application.

Q: What is the difference between ADM3076EYRZ and ADM3076EYRZ-REEL7?

A: These parts are electrically identical. The difference is packaging format: ADM3076EYRZ is supplied in Tube packaging, while ADM3076EYRZ-REEL7 is supplied on Tape & Reel. Select based on your assembly process requirements.

Q: Why are ADM3070 and ADM3073 parts listed as alternatives?

A: These are manufacturer-recommended alternatives with reduced data rate specifications (250 kbps and 500 kbps respectively). They are suitable only for low-speed RS422/RS485 applications. Do not use these parts if your design requires 16 Mbps operation.

Q: Is SP3076EEN-L the best choice for replacing SP3076EMN-L?

A: SP3076EEN-L is the closest equivalent, maintaining identical electrical specifications and the same manufacturer. However, ADM3076EYRZ and MAX3076EASD+ series parts offer improved reliability (MSL 1 vs. MSL 2) and extended temperature range. Selection depends on your specific application requirements and supply chain availability.

Q: Are all substitute parts ROHS3 compliant?

A: All active substitute parts listed are ROHS3 compliant. The obsolete SP3076EMN-L does not carry ROHS3 compliance documentation.

Q: What is the significance of receiver hysteresis differences?

A: The SP3076EMN-L specifies 15 mV receiver hysteresis, while most substitute parts specify 100 mV. Higher hysteresis reduces sensitivity to noise but may affect performance in low-signal-level applications. Evaluate your circuit's noise environment when selecting between these options.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message