SP706SCN-L Equivalent & Substitute Parts

Part Overview

The SP706SCN-L is a single-channel power management supervisor IC manufactured by MaxLinear, Inc., designed for power-on reset and simple reset applications. This part is discontinued at DiGi Electronics, making equivalent and substitute parts necessary for ongoing system support and new designs. The SP706SCN-L operates across a 0°C to 70°C temperature range with a 2.93V voltage threshold and 140ms minimum reset timeout in an 8-SOIC surface mount package.

Key Parameters

Parameter	SP706SCN-L
Manufacturer	MaxLinear, Inc.
Category	Power Management (PMIC)
Type	Simple Reset/Power-On Reset
Number of Voltages Monitored	1
Voltage - Threshold	2.93V
Reset	Active Low
Reset Timeout	140ms Minimum
Operating Temperature	0°C ~ 70°C (TA)
Package / Case	8-SOIC (0.154", 3.90mm Width)
Mounting Type	Surface Mount
RoHS Status	RoHS Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution for the SP706SCN-L is determined by the following critical parameters:

Voltage threshold: 2.93V (exact match required)
Package type: 8-SOIC form factor (mechanical compatibility)
Reset polarity: Active Low (functional requirement)
Single-channel monitoring (functional requirement)
Surface mount technology (assembly compatibility)

Substitute parts are grouped into two categories based on operating temperature range and output configuration:

Category A: Industrial Temperature Range (-40°C ~ 85°C) with Push-Pull Output These parts extend the operating temperature range beyond the original specification and feature push-pull totem pole output stages, providing enhanced drive capability.

Category B: Commercial Temperature Range (0°C ~ 70°C) with Push-Pull Output These parts maintain the original temperature specification while offering push-pull output configuration and improved availability.

Parameter Comparison

Part Number	Manufacturer	Voltage Threshold	Reset Timeout	Operating Temperature	Output Type	Package	Product Status
SP706SCN-L	MaxLinear, Inc.	2.93V	140ms Min	0°C ~ 70°C	Not Specified	8-SOIC	Discontinued
ADM706SARZ	Analog Devices Inc.	2.93V	160ms Min	-40°C ~ 85°C	Push-Pull, Totem Pole	8-SOIC	Active
ADM706SARZ-REEL	Analog Devices Inc.	2.93V	160ms Min	-40°C ~ 85°C	Push-Pull, Totem Pole	8-SOIC	Active
DS1706SESA+	Analog Devices Inc./Maxim Integrated	2.93V	130ms Min	-40°C ~ 85°C	Push-Pull, Totem Pole	8-SOIC	Active
DS1706SESA+T&R	Analog Devices Inc./Maxim Integrated	2.93V	130ms Min	-40°C ~ 85°C	Push-Pull, Totem Pole	8-SOIC	Active
MAX706ASESA+	Analog Devices Inc./Maxim Integrated	2.93V	140ms Min	-40°C ~ 85°C	Push-Pull, Totem Pole	8-SOIC	Active
MAX706ASESA+T	Analog Devices Inc./Maxim Integrated	2.93V	140ms Min	-40°C ~ 85°C	Push-Pull, Totem Pole	8-SOIC	Active
MAX706SCSA+	Analog Devices Inc./Maxim Integrated	2.93V	140ms Min	0°C ~ 70°C	Push-Pull, Totem Pole	8-SOIC	Active
MAX706SCSA+T	Analog Devices Inc./Maxim Integrated	2.93V	140ms Min	0°C ~ 70°C	Push-Pull, Totem Pole	8-SOIC	Active
MAX706SESA+	Analog Devices Inc./Maxim Integrated	2.93V	140ms Min	-40°C ~ 85°C	Push-Pull, Totem Pole	8-SOIC	Active
MAX706SESA+T	Analog Devices Inc./Maxim Integrated	2.93V	140ms Min	-40°C ~ 85°C	Push-Pull, Totem Pole	8-SOIC	Active

Engineering Selection Recommendations

All substitute parts listed maintain the critical 2.93V voltage threshold and 8-SOIC package form factor required for direct replacement. Selection should be based on the following criteria:

For Commercial Temperature Applications (0°C ~ 70°C): MAX706SCSA+ and MAX706SCSA+T are direct functional equivalents with matching 140ms reset timeout and operating temperature range. These parts are actively manufactured and available in both tube and cut tape packaging options.

For Industrial Temperature Applications (-40°C ~ 85°C): MAX706SESA+, MAX706SESA+T, MAX706ASESA+, MAX706ASESA+T, ADM706SARZ, ADM706SARZ-REEL, DS1706SESA+, and DS1706SESA+T&R all extend the operating temperature range. MAX706SESA+ and MAX706SESA+T maintain the original 140ms reset timeout specification. DS1706SESA+ and DS1706SESA+T&R feature a 130ms minimum reset timeout. ADM706SARZ and ADM706SARZ-REEL specify 160ms minimum reset timeout.

Packaging Considerations: Parts designated with "+T" suffix or "REEL" designation are supplied in cut tape and reel format, suitable for automated assembly. Parts with "+" suffix only are supplied in tube packaging. Selection between packaging formats depends on production volume and assembly equipment compatibility.

Compliance and Availability: All substitute parts carry ROHS3 compliance certification and maintain MSL 1 (Unlimited) moisture sensitivity rating. All listed substitutes are currently active products with established supply chains.

Frequently Asked Questions (FAQ)

Q: Can MAX706SCSA+ directly replace SP706SCN-L in existing designs? A: Yes. Both parts share the identical 2.93V voltage threshold, 140ms reset timeout, 8-SOIC package, and 0°C to 70°C operating temperature range. The push-pull output configuration of the MAX706SCSA+ provides enhanced drive capability compared to the original part.

Q: What is the difference between tube and cut tape packaging? A: Tube packaging (+ suffix) is suitable for manual assembly and lower-volume applications. Cut tape and reel packaging (+T suffix or REEL designation) is optimized for automated pick-and-place assembly equipment and higher production volumes. Electrical performance is identical between packaging formats.

Q: Why do some substitutes have different reset timeout specifications? A: Reset timeout variation (130ms, 140ms, 160ms minimum) reflects different IC design implementations across manufacturers. All values exceed the minimum timing requirements for standard power-on reset applications. Verify specific timeout requirements against your system design specifications.

Q: Are industrial temperature range parts (−40°C ~ 85°C) backward compatible with commercial temperature designs? A: Yes. Industrial temperature range parts operate correctly across the commercial temperature range (0°C ~ 70°C). Use industrial temperature variants when designs require extended operating range or when commercial temperature variants are unavailable.

Q: What does the "S" designation in part numbers indicate? A: The "S" in part numbers such as MAX706SCSA+ and MAX706SESA+ indicates the specific voltage threshold and package configuration. The letter following "S" (C or E) denotes the temperature grade: C for commercial (0°C ~ 70°C) and E for extended/industrial (-40°C ~ 85°C).

Q: Are all listed substitutes RoHS compliant? A: Yes. All substitute parts carry ROHS3 compliance certification, meeting current environmental and hazardous substance restrictions for electronic components.

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