SP202EEP-L RS232 Transceiver Equivalent & Substitute Parts

Part Overview

The SP202EEP-L is a 2/2 full-duplex RS232 transceiver manufactured by MaxLinear, Inc., housed in a 16-pin DIP package for through-hole mounting. This component is classified as obsolete, making equivalent and substitute parts necessary for ongoing system support, maintenance, and new design implementations where legacy compatibility or performance characteristics are required.

Key Parameters

Parameter	SP202EEP-L Value
Manufacturer	MaxLinear, Inc.
Type	Transceiver
Protocol	RS232
Number of Drivers/Receivers	2/2
Duplex	Full
Receiver Hysteresis	500 mV
Data Rate	240 kbps
Voltage Supply Range	4.5V ~ 5.5V
Operating Temperature	-40°C ~ 85°C
Mounting Type	Through Hole
Package / Case	16-DIP (0.300", 7.62mm)
Moisture Sensitivity Level	1 (Unlimited)
Product Status	Obsolete

Substitute Part Grouping Explanation

Substitution of the SP202EEP-L is determined by strict alignment of the following critical parameters:

Primary Substitution Criteria:

RS232 protocol compliance
2/2 driver/receiver configuration
Full-duplex operation
Through-hole 16-DIP package (0.300", 7.62mm)
Supply voltage range: 4.5V ~ 5.5V
Operating temperature range: -40°C ~ 85°C (preferred for extended temperature applications)

Secondary Compatibility Factors:

Receiver hysteresis tolerance (400 mV to 650 mV acceptable)
Data rate minimum 200 kbps
Moisture Sensitivity Level 1 (preferred for unlimited shelf life)
RoHS3 compliance and REACH unaffected status

Substitute parts are grouped into two categories: direct replacements maintaining identical specifications, and functional equivalents with minor parameter variations that remain within acceptable operating margins for RS232 transceiver applications.

Parameter Comparison

Part Number	Manufacturer	Package	Mounting	Hysteresis (mV)	Data Rate	Temp Range	Supply (V)	Product Status
SP202EEP-L	MaxLinear, Inc.	16-DIP	Through Hole	500	240 kbps	-40°C ~ 85°C	4.5 ~ 5.5	Obsolete
ADM1181AANZ	Analog Devices Inc.	16-DIP	Through Hole	650	230 kbps	-40°C ~ 85°C	4.5 ~ 5.5	Active
ADM202EANZ	Analog Devices Inc.	16-DIP	Through Hole	650	230 kbps	-40°C ~ 85°C	4.5 ~ 5.5	Active
ADM202JNZ	Analog Devices Inc.	16-DIP	Through Hole	400	—	0°C ~ 70°C	4.5 ~ 5.5	Active
ADM232AANZ	Analog Devices Inc.	16-DIP	Through Hole	400	200 kbps	-40°C ~ 85°C	4.5 ~ 5.5	Active
ADM232LANZ	Analog Devices Inc.	16-DIP	Through Hole	650	120 kbps	-40°C ~ 85°C	4.5 ~ 5.5	Active
ADM232LJNZ	Analog Devices Inc.	16-DIP	Through Hole	650	120 kbps	0°C ~ 70°C	4.5 ~ 5.5	Active
ADM3202ANZ	Analog Devices Inc.	16-DIP	Through Hole	400	460 kbps	-40°C ~ 85°C	3.0 ~ 5.5	Active
HIN202ECPZ	Renesas Electronics Corporation	16-DIP	Through Hole	500	230 kbps	0°C ~ 70°C	4.5 ~ 5.5	Active
LT1081CN#PBF	Analog Devices Inc.	16-DIP	Through Hole	400	250 kbps	0°C ~ 70°C	4.5 ~ 5.5	Active
SP202ECN-L	MaxLinear, Inc.	16-SOIC	Surface Mount	500	240 kbps	0°C ~ 70°C	4.5 ~ 5.5	Active

Engineering Selection Recommendations

Tier 1 Substitutes (Extended Temperature, -40°C ~ 85°C):

For applications requiring the full operating temperature range of the SP202EEP-L, select from:

ADM1181AANZ: Maintains 500 mV hysteresis class performance with 230 kbps data rate
ADM202EANZ: Equivalent hysteresis and data rate specifications
ADM232AANZ: Lower hysteresis (400 mV) with 200 kbps minimum data rate
ADM3202ANZ: Enhanced data rate (460 kbps) with extended supply voltage range (3.0V ~ 5.5V)

All Tier 1 substitutes are RoHS3 compliant, REACH unaffected, and carry active product status with unlimited moisture sensitivity rating.

Tier 2 Substitutes (Commercial Temperature, 0°C ~ 70°C):

For applications with reduced temperature requirements:

HIN202ECPZ: Maintains 500 mV hysteresis matching the original part
LT1081CN#PBF: 250 kbps data rate with 400 mV hysteresis
ADM202JNZ: 400 mV hysteresis option
ADM232LJNZ: Lower data rate (120 kbps) with 650 mV hysteresis

Surface Mount Alternative:

SP202ECN-L provides functional equivalence in 16-SOIC package for surface-mount applications, maintaining 500 mV hysteresis and 240 kbps data rate. Operating temperature limited to 0°C ~ 70°C.

Frequently Asked Questions (FAQ)

Q: Can I use ADM3202ANZ as a direct replacement for SP202EEP-L?

A: Yes, with consideration. ADM3202ANZ maintains the 16-DIP through-hole package, 2/2 full-duplex RS232 configuration, and extended temperature range (-40°C ~ 85°C). It offers superior data rate performance (460 kbps vs. 240 kbps) and operates across a wider supply voltage range (3.0V ~ 5.5V). The 400 mV hysteresis is tighter than the original 500 mV but remains within acceptable RS232 specifications.

Q: What is the difference between ADM202EANZ and ADM232AANZ?

A: Both are Analog Devices RS232 transceivers in 16-DIP packages with extended temperature ratings. ADM202EANZ provides 650 mV hysteresis and 230 kbps data rate. ADM232AANZ offers 400 mV hysteresis and 200 kbps data rate. Selection depends on application sensitivity to input threshold variations and required communication speed.

Q: Why is SP202ECN-L listed as a substitute if it uses a different package?

A: SP202ECN-L is a functional equivalent from the same manufacturer (MaxLinear) with identical electrical specifications (500 mV hysteresis, 240 kbps data rate, 2/2 full-duplex RS232). It is listed for applications where surface-mount technology is preferred or required, though board-level redesign is necessary for package migration from 16-DIP to 16-SOIC.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. All listed substitute parts carry RoHS3 compliance and REACH unaffected status, meeting current environmental and regulatory requirements for electronic component manufacturing and distribution.

Q: Which substitute offers the best performance upgrade?

A: ADM3202ANZ provides the highest data rate (460 kbps) and widest supply voltage range (3.0V ~ 5.5V), making it suitable for applications requiring higher communication speeds or lower supply voltage operation. For applications requiring exact hysteresis matching (500 mV), HIN202ECPZ or ADM1181AANZ are preferred.

Q: Can I use parts with different operating temperature ranges interchangeably?

A: No. Temperature range selection must match application requirements. Extended temperature parts (-40°C ~ 85°C) are required for industrial or automotive environments. Commercial temperature parts (0°C ~ 70°C) are suitable for standard office and consumer applications. Exceeding rated temperature limits may cause functional failure or reduced reliability.

Q: What is the significance of Moisture Sensitivity Level (MSL)?

A: MSL 1 (unlimited shelf life) parts like SP202EEP-L and all listed substitutes require no special moisture control during storage or handling. This simplifies inventory management and reduces risk of moisture-induced failures during assembly.

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