SP3232EBCP-L RS232 Transceiver Equivalent & Substitute Parts

Part Overview

The SP3232EBCP-L is a 2/2 full-duplex RS232 transceiver manufactured by MaxLinear, Inc., housed in a 16-DIP package. This interface IC operates across a 3V to 5.5V supply range with a 250kbps data rate and 300mV receiver hysteresis. The part is classified as obsolete, making equivalent and substitute components necessary for new designs, legacy system repairs, and production continuity.

Key Parameters

Parameter	SP3232EBCP-L
Manufacturer	MaxLinear, Inc.
Type	Transceiver
Protocol	RS232
Drivers/Receivers	2/2
Duplex	Full
Data Rate	250kbps
Voltage Supply	3V ~ 5.5V
Operating Temperature	0°C ~ 70°C
Receiver Hysteresis	300mV
Package/Case	16-DIP (0.300", 7.62mm)
Mounting Type	Through Hole
Product Status	Obsolete

Substitute Part Grouping Explanation

Substitution eligibility for the SP3232EBCP-L is determined by the following core parameters:

Protocol: RS232 (mandatory match)
Configuration: 2/2 drivers/receivers, full-duplex (mandatory match)
Package: 16-DIP through-hole (mandatory match)
Voltage Supply Range: 3V ~ 5.5V (substitute must support this range or be compatible within application limits)
Mounting Type: Through Hole (mandatory match)

Secondary parameters including data rate, receiver hysteresis, and operating temperature may vary within acceptable ranges depending on application requirements. All substitute parts listed maintain RS232 protocol compliance, identical driver/receiver configuration, and compatible 16-DIP packaging. Substitutes are grouped by manufacturer and product status (active vs. obsolete).

Parameter Comparison

Part Number	Manufacturer	Protocol	Drivers/Receivers	Data Rate	Voltage Supply	Operating Temp	Receiver Hysteresis	Package	Product Status	RoHS Status
SP3232EBCP-L	MaxLinear, Inc.	RS232	2/2	250kbps	3V ~ 5.5V	0°C ~ 70°C	300mV	16-DIP	Obsolete	—
MAX3232ECPE+	Analog Devices Inc./Maxim Integrated	RS232	2/2	1Mbps	3V ~ 5.5V	0°C ~ 70°C	500mV	16-DIP	Active	ROHS3 Compliant
MAX3232EEPE+	Analog Devices Inc./Maxim Integrated	RS232	2/2	250kbps	3V ~ 5.5V	-40°C ~ 85°C	500mV	16-DIP	Active	ROHS3 Compliant
ADM202EANZ	Analog Devices Inc.	RS232	2/2	230kbps	4.5V ~ 5.5V	-40°C ~ 85°C	650mV	16-DIP	Active	ROHS3 Compliant
ADM202JNZ	Analog Devices Inc.	RS232	2/2	—	4.5V ~ 5.5V	0°C ~ 70°C	400mV	16-DIP	Active	ROHS3 Compliant
ADM232AANZ	Analog Devices Inc.	RS232	2/2	200kbps	4.5V ~ 5.5V	-40°C ~ 85°C	400mV	16-DIP	Active	ROHS3 Compliant
ADM232LANZ	Analog Devices Inc.	RS232	2/2	120Kbps	4.5V ~ 5.5V	-40°C ~ 85°C	650mV	16-DIP	Active	ROHS3 Compliant
ADM232LJNZ	Analog Devices Inc.	RS232	2/2	120Kbps	4.5V ~ 5.5V	0°C ~ 70°C	650mV	16-DIP	Active	ROHS3 Compliant
ADM3202ANZ	Analog Devices Inc.	RS232	2/2	460Kbps	3V ~ 5.5V	-40°C ~ 85°C	400mV	16-DIP	Active	ROHS3 Compliant
HIN202ECPZ	Renesas Electronics Corporation	RS232	2/2	230kbps	4.5V ~ 5.5V	0°C ~ 70°C	500mV	16-DIP	Active	ROHS3 Compliant
HIN232ACPZ	Renesas Electronics Corporation	RS232	2/2	230kbps	4.5V ~ 5.5V	0°C ~ 70°C	500mV	16-DIP	Active	ROHS3 Compliant

Engineering Selection Recommendations

All listed substitute parts are active production components with ROHS3 compliance and REACH unaffected status, providing long-term availability and regulatory alignment for new designs.

For applications requiring the original 3V to 5.5V supply range with minimal design modification, MAX3232ECPE+ and MAX3232EEPE+ are primary candidates. MAX3232EEPE+ extends operating temperature to -40°C ~ 85°C, suitable for industrial environments.

For applications operating at 4.5V to 5.5V supply, ADM202EANZ, ADM232 series, and HIN202ECPZ/HIN232ACPZ provide active alternatives with established supply chains. ADM3202ANZ supports the full 3V to 5.5V range with enhanced 460Kbps data rate capability.

All substitutes maintain identical 2/2 driver/receiver configuration, full-duplex RS232 protocol, and 16-DIP through-hole packaging, ensuring mechanical and electrical compatibility within the specified parameter constraints.

Frequently Asked Questions (FAQ)

Q: Can MAX3232ECPE+ directly replace SP3232EBCP-L?

A: Yes, within application constraints. Both support 3V ~ 5.5V supply and 16-DIP packaging. MAX3232ECPE+ operates at 1Mbps versus 250kbps and features 500mV receiver hysteresis versus 300mV. Operating temperature remains 0°C ~ 70°C. Verify application tolerance for increased data rate capability and hysteresis variation.

Q: What is the difference between ADM202EANZ and ADM232AANZ?

A: Both are 2/2 RS232 transceivers in 16-DIP packages with 4.5V ~ 5.5V supply. ADM202EANZ operates at 230kbps with 650mV hysteresis and -40°C ~ 85°C temperature range. ADM232AANZ operates at 200kbps with 400mV hysteresis and identical temperature range. Selection depends on data rate and hysteresis requirements.

Q: Are Renesas HIN202ECPZ and HIN232ACPZ interchangeable?

A: Both are Renesas RS232 2/2 transceivers in 16-DIP packages with identical electrical specifications: 230kbps data rate, 500mV hysteresis, 4.5V ~ 5.5V supply, and 0°C ~ 70°C operating temperature. They are functionally equivalent for this application.

Q: Which substitute supports the widest supply voltage range?

A: MAX3232ECPE+, MAX3232EEPE+, and ADM3202ANZ all support 3V ~ 5.5V supply, matching the original SP3232EBCP-L range. All other substitutes operate at 4.5V ~ 5.5V minimum.

Q: What is the impact of different receiver hysteresis values?

A: Receiver hysteresis affects noise immunity and signal detection margins. SP3232EBCP-L specifies 300mV. Substitutes range from 400mV to 650mV. Higher hysteresis provides greater noise immunity but may reduce sensitivity to weak signals. Verify application signal levels and noise environment before selection.

Q: Are all substitutes RoHS compliant?

A: Yes. All listed active substitutes carry ROHS3 Compliant status and REACH Unaffected designation, meeting current environmental and regulatory requirements.

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