MAX202CPWR RS232 Transceiver Equivalent & Substitute Parts

Part Overview

The MAX202CPWR is a 2/2 full-duplex RS232 transceiver manufactured by Texas Instruments in a 16-TSSOP surface mount package. This component is classified as obsolete, making equivalent and substitute parts necessary for ongoing system support and new designs. The MAX202CPWR operates within a 4.5V to 5.5V supply voltage range with a 120 kbps data rate and 500 mV receiver hysteresis, suitable for legacy RS232 communication applications requiring full transceiver functionality.

Key Parameters

Parameter	Value
Manufacturer Part Number	MAX202CPWR
Manufacturer	Texas Instruments
Category	Interface
Type	Transceiver
Protocol	RS232
Number of Drivers/Receivers	2/2
Duplex	Full
Package / Case	16-TSSOP (0.173", 4.40mm Width)
Mounting Type	Surface Mount
Voltage - Supply	4.5V ~ 5.5V
Data Rate	120 kbps
Receiver Hysteresis	500 mV
Operating Temperature	0°C ~ 70°C
Product Status	Obsolete
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitution of the MAX202CPWR is determined by strict equivalence in the following critical parameters:

Protocol: RS232
Number of Drivers/Receivers: 2/2
Duplex: Full
Package / Case: 16-TSSOP (0.173", 4.40mm Width)
Mounting Type: Surface Mount
Voltage - Supply: 4.5V ~ 5.5V
RoHS Status: ROHS3 Compliant

Substitute parts are grouped into three categories based on their relationship to the main part:

MFR Recommended Substitutes maintain identical electrical specifications and are actively produced by the original or authorized manufacturers.

Direct Substitutes provide equivalent functionality with identical core parameters but may differ in packaging format or minor operational characteristics.

Upgrade Substitutes offer extended operating temperature ranges or improved performance specifications while maintaining full compatibility with the 16-TSSOP package and RS232 protocol requirements.

Parameter Comparison

Part Number	Manufacturer	Product Status	Operating Temperature	Data Rate	Receiver Hysteresis	Packaging	Inventory
MAX202CPWR	Texas Instruments	Obsolete	0°C ~ 70°C	120 kbps	500 mV	Cut Tape (CT) & Digi-Reel®	25300 Pcs
MAX202IPWR	Texas Instruments	Active	-40°C ~ 85°C	120 kbps	500 mV	Cut Tape (CT) & Digi-Reel®	1420 Pcs
MAX202ECUE+	Analog Devices Inc./Maxim Integrated	Active	0°C ~ 70°C	120 kbps	500 mV	Tube	1900 Pcs
MAX202EEUE+	Analog Devices Inc./Maxim Integrated	Active	-40°C ~ 85°C	120 kbps	500 mV	Tube	2300 Pcs
MAX202EEUE+T	Analog Devices Inc./Maxim Integrated	Active	-40°C ~ 85°C	120 kbps	500 mV	Tape & Reel (TR)	3528 Pcs
MAX202CUE+	Analog Devices Inc./Maxim Integrated	Active	0°C ~ 70°C	120 kbps	500 mV	Tube	1226 Pcs
ADM202EARUZ	Analog Devices Inc.	Active	-40°C ~ 85°C	230 kbps	650 mV	Tube	2311 Pcs
ADM202EARUZ-REEL	Analog Devices Inc.	Active	-40°C ~ 85°C	230 kbps	650 mV	Tape & Reel (TR)	1922 Pcs
ADM202EARUZ-REEL7	Analog Devices Inc.	Active	-40°C ~ 85°C	230 kbps	650 mV	Cut Tape (CT) & Digi-Reel®	2400 Pcs
SP3232EBCY-L/TR	MaxLinear, Inc.	Active	0°C ~ 70°C	250 kbps	300 mV	Cut Tape (CT) & Digi-Reel®	25300 Pcs
SP3232EBEY-L/TR	MaxLinear, Inc.	Active	-40°C ~ 85°C	250 kbps	300 mV	Cut Tape (CT) & Digi-Reel®	30194 Pcs

Engineering Selection Recommendations

For Direct Replacement (Identical Operating Temperature Range):

MAX202ECUE+ and MAX202CUE+ are direct substitutes for the MAX202CPWR, maintaining the 0°C to 70°C operating temperature range with identical electrical specifications. Both are actively produced by Analog Devices Inc./Maxim Integrated and carry ROHS3 compliance. Selection between these parts depends on packaging preference: MAX202ECUE+ is supplied in Tube packaging, while MAX202CUE+ is also available in Tube format.

For Extended Temperature Range Applications:

MAX202IPWR, MAX202EEUE+, and MAX202EEUE+T extend the operating temperature range to -40°C to 85°C while maintaining all other electrical parameters identical to the MAX202CPWR. These parts are suitable for applications requiring broader thermal performance. MAX202IPWR maintains the original Cut Tape & Digi-Reel® packaging, while MAX202EEUE+ and MAX202EEUE+T are supplied in Tube and Tape & Reel formats respectively.

For Enhanced Performance (Higher Data Rate):

ADM202EARUZ, ADM202EARUZ-REEL, and ADM202EARUZ-REEL7 provide increased data rate capability (230 kbps versus 120 kbps) with extended operating temperature range (-40°C to 85°C). These parts feature higher receiver hysteresis (650 mV) and are suitable for applications requiring improved noise immunity and faster communication speeds. Packaging options include Tube, Tape & Reel, and Cut Tape & Digi-Reel® formats.

For Lowest Supply Voltage Operation:

SP3232EBCY-L/TR and SP3232EBEY-L/TR manufactured by MaxLinear, Inc. support a reduced supply voltage range of 3V to 5.5V, enabling operation in lower-power applications. These parts offer the highest data rate (250 kbps) and lowest receiver hysteresis (300 mV). SP3232EBCY-L/TR operates at 0°C to 70°C, while SP3232EBEY-L/TR extends to -40°C to 85°C. Both are supplied in Cut Tape & Digi-Reel® packaging.

All substitute parts maintain ROHS3 compliance and the 16-TSSOP package footprint, ensuring mechanical and regulatory compatibility with the MAX202CPWR.

Frequently Asked Questions (FAQ)

Q: Can MAX202IPWR be used as a direct replacement for MAX202CPWR?

A: Yes. MAX202IPWR is an active product from Texas Instruments with identical electrical specifications to the MAX202CPWR. The primary difference is the extended operating temperature range (-40°C to 85°C versus 0°C to 70°C). If your application operates within the original 0°C to 70°C range, MAX202IPWR provides full compatibility with improved long-term availability.

Q: What is the difference between MAX202EEUE+ and MAX202EEUE+T?

A: Both parts are electrically identical with -40°C to 85°C operating temperature range and 120 kbps data rate. The difference is packaging format: MAX202EEUE+ is supplied in Tube packaging, while MAX202EEUE+T is supplied in Tape & Reel format. Selection depends on your assembly process requirements.

Q: Can ADM202EARUZ replace MAX202CPWR in all applications?

A: ADM202EARUZ maintains the 2/2 full-duplex RS232 transceiver configuration and 16-TSSOP package, making it mechanically and functionally compatible. However, it features different electrical specifications: 230 kbps data rate (versus 120 kbps) and 650 mV receiver hysteresis (versus 500 mV). These differences are generally transparent in most RS232 applications, but verification is necessary for systems with specific timing or noise immunity requirements.

Q: Why do SP3232 parts support 3V supply voltage while MAX202 parts require 4.5V minimum?

A: SP3232EBCY-L/TR and SP3232EBEY-L/TR are designed with lower supply voltage specifications (3V to 5.5V) compared to MAX202 series (4.5V to 5.5V). This enables operation in battery-powered or low-voltage applications. If your system operates at 3V to 4.4V, SP3232 parts are required; otherwise, MAX202 parts are suitable.

Q: Is the 16-TSSOP package footprint identical across all substitute parts?

A: Yes. All substitute parts listed use the 16-TSSOP package with 0.173" width and 4.40mm body width. PCB footprints and land patterns are identical, ensuring direct mechanical compatibility without layout modifications.

Q: What is the significance of receiver hysteresis differences?

A: Receiver hysteresis affects noise immunity and signal transition characteristics. MAX202CPWR and MAX202 variants feature 500 mV hysteresis, ADM202 parts feature 650 mV, and SP3232 parts feature 300 mV. Higher hysteresis provides better noise immunity in electrically noisy environments; lower hysteresis enables faster signal transitions. Selection depends on your application's noise environment and timing requirements.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All substitute parts listed carry ROHS3 compliance certification, matching the MAX202CPWR compliance status and meeting environmental regulatory requirements.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message