SP708TEN-L/TR Equivalent & Substitute Parts

Part Overview

The SP708TEN-L/TR is a single-channel power supply supervisor IC manufactured by MaxLinear, Inc., designed for power management applications requiring reset signal generation and voltage monitoring. This device operates across the industrial temperature range of -40°C to 85°C and is housed in an 8-SOIC surface mount package. The part is currently in active production status with RoHS compliance certification. Equivalent and substitute parts are identified based on matching electrical specifications, package compatibility, and functional characteristics to support component sourcing flexibility and supply chain continuity.

Key Parameters

Parameter	SP708TEN-L/TR
Manufacturer	MaxLinear, Inc.
Category	Power Management (PMIC)
Type	Simple Reset/Power-On Reset
Number of Voltages Monitored	1
Voltage - Threshold	3.08V
Reset	Active High/Active Low
Reset Timeout	140ms Minimum
Operating Temperature	-40°C ~ 85°C (TA)
Mounting Type	Surface Mount
Package / Case	8-SOIC (0.154", 3.90mm Width)
RoHS Status	RoHS Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)
Product Status	Active

Substitute Part Grouping Explanation

Substitution eligibility for the SP708TEN-L/TR is determined by the following critical parameters:

Voltage Threshold: 3.08V (exact match required)
Package Type: 8-SOIC form factor with 0.154" width, 3.90mm width specification
Monitoring Channels: Single channel configuration
Reset Type: Simple Reset/Power-On Reset functionality
Operating Temperature Range: -40°C to 85°C minimum requirement
Surface Mount Compatibility: All substitutes must support surface mount assembly
Regulatory Compliance: RoHS and REACH compliance status

Substitute parts are grouped into two categories based on output stage configuration: Push-Pull output devices and Complementary/Totem Pole output devices. All identified substitutes maintain the 3.08V threshold voltage, single-channel monitoring architecture, and 8-SOIC package specification. Reset timeout variations (130ms to 160ms minimum) are acceptable within the supervisor IC functional class, as timing margins in reset circuit design accommodate these tolerances.

Parameter Comparison

Part Number	Manufacturer	Voltage Threshold	Reset Timeout (Min)	Operating Temp	Output Type	Package	RoHS Status
SP708TEN-L/TR	MaxLinear, Inc.	3.08V	140ms	-40°C ~ 85°C	-	8-SOIC	RoHS Compliant
ADM708TARZ	Analog Devices Inc.	3.08V	160ms	-40°C ~ 85°C	Push-Pull	8-SOIC	ROHS3 Compliant
ADM708TARZ-REEL	Analog Devices Inc.	3.08V	160ms	-40°C ~ 85°C	Push-Pull	8-SOIC	ROHS3 Compliant
DS1708TESA+	Analog Devices Inc./Maxim Integrated	3.08V	130ms	-40°C ~ 85°C	Push-Pull	8-SOIC	ROHS3 Compliant
DS1708TESA+T&R	Analog Devices Inc./Maxim Integrated	3.08V	130ms	-40°C ~ 85°C	Push-Pull	8-SOIC	ROHS3 Compliant
MAX708TCSA+	Analog Devices Inc./Maxim Integrated	3.08V	140ms	0°C ~ 70°C	Push-Pull	8-SOIC	ROHS3 Compliant
MAX708TCSA+T	Analog Devices Inc./Maxim Integrated	3.08V	140ms	0°C ~ 70°C	Push-Pull	8-SOIC	ROHS3 Compliant
MAX708TESA+	Analog Devices Inc./Maxim Integrated	3.08V	140ms	-40°C ~ 85°C	Push-Pull	8-SOIC	ROHS3 Compliant
MAX708TESA+T	Analog Devices Inc./Maxim Integrated	3.08V	140ms	-40°C ~ 85°C	Push-Pull	8-SOIC	ROHS3 Compliant
MIC708TMY-TR	Microchip Technology	3.08V	140ms	-40°C ~ 85°C	Complementary	8-SOIC	ROHS3 Compliant
STM708TAM6F	STMicroelectronics	3.08V	160ms	-40°C ~ 85°C	Push-Pull, Totem Pole	8-SOIC	ROHS3 Compliant

Engineering Selection Recommendations

All identified substitute parts maintain active product status and meet or exceed the regulatory compliance requirements of the SP708TEN-L/TR. Selection among equivalent devices should be based on the following criteria:

Temperature Range Compatibility: The MAX708TCSA+ and MAX708TCSA+T variants operate within a restricted temperature range of 0°C to 70°C, limiting their use to commercial-grade applications. For industrial temperature range applications requiring -40°C to 85°C operation, select from ADM708TARZ, ADM708TARZ-REEL, DS1708TESA+, DS1708TESA+T&R, MAX708TESA+, MAX708TESA+T, MIC708TMY-TR, or STM708TAM6F.

Output Stage Configuration: The SP708TEN-L/TR output specification is not detailed in the provided data. Push-Pull output devices (ADM708 series, DS1708 series, MAX708 series, STM708TAM6F) provide standard supervisor IC output characteristics. The MIC708TMY-TR offers Complementary output configuration as an alternative. Output stage selection depends on the specific reset circuit requirements of the target application.

Reset Timeout Tolerance: The SP708TEN-L/TR specifies 140ms minimum reset timeout. Substitute parts with 130ms (DS1708 series) or 160ms (ADM708 series, STM708TAM6F) timeouts are functionally equivalent within standard supervisor IC design margins.

Packaging and Supply Format: ADM708TARZ-REEL, MAX708TCSA+T, MAX708TESA+T, and MIC708TMY-TR are supplied in Cut Tape and Digi-Reel format, suitable for automated assembly. ADM708TARZ, DS1708TESA+, MAX708TCSA+, and MAX708TESA+ are supplied in Tube packaging. STM708TAM6F is supplied in Cut Tape format. Select packaging format based on assembly process requirements.

REACH and Compliance Status: All substitute parts carry ROHS3 compliance certification and REACH Unaffected status, meeting current regulatory requirements for electronic component procurement.

Frequently Asked Questions (FAQ)

Q: Can MAX708TCSA+ or MAX708TCSA+T be used as direct replacements for SP708TEN-L/TR in all applications?

A: MAX708TCSA+ and MAX708TCSA+T operate within a 0°C to 70°C temperature range, compared to the SP708TEN-L/TR industrial range of -40°C to 85°C. These parts are suitable only for commercial-grade applications operating within the restricted temperature window. For industrial temperature applications, select MAX708TESA+ or MAX708TESA+T instead.

Q: What is the functional difference between Push-Pull and Complementary output configurations?

A: Output stage configuration affects the reset signal drive capability and circuit topology. Push-Pull output devices (ADM708, DS1708, MAX708 series, STM708TAM6F) provide standard supervisor IC output characteristics. Complementary output (MIC708TMY-TR) offers alternative output stage topology. Selection depends on the specific reset circuit design and drive requirements of the target application.

Q: Are reset timeout differences between 130ms, 140ms, and 160ms significant for substitution?

A: Reset timeout variations within this range are acceptable for supervisor IC substitution. Standard reset circuit design incorporates timing margins that accommodate these tolerances. The 3.08V threshold voltage and single-channel monitoring architecture are the primary functional determinants for substitution eligibility.

Q: Does packaging format affect electrical performance?

A: Packaging format (Tube, Cut Tape, Digi-Reel, Tape & Reel) does not affect electrical performance. Format selection is determined by assembly process requirements and supply chain logistics. All packaging formats deliver identical electrical and functional characteristics.

Q: Are all substitute parts RoHS and REACH compliant?

A: All identified substitute parts carry ROHS3 compliance certification and REACH Unaffected status. The SP708TEN-L/TR is RoHS Compliant. All parts meet current regulatory requirements for electronic component procurement in regulated markets.

Q: Can substitute parts be mixed within a single production run?

A: Yes, all identified substitute parts are functionally equivalent within the supervisor IC class and maintain identical 3.08V threshold voltage, single-channel monitoring, and 8-SOIC package specification. Mixed sourcing is permissible provided the selected parts meet the application's temperature range and output stage requirements.

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