HIN232ECB-T RS232 Transceiver Equivalent & Substitute Parts

Part Overview

The HIN232ECB-T is a 2/2 full-duplex RS232 transceiver manufactured by Renesas Electronics Corporation in a 16-SOIC surface mount package. This component is classified as obsolete, which necessitates identification of equivalent and substitute parts for ongoing design support and procurement. The part operates within a 4.5V to 5.5V supply voltage range with a maximum data rate of 230 kbps and is suitable for serial communication applications requiring RS232 protocol compliance.

Key Parameters

Parameter	Value
Manufacturer Part Number	HIN232ECB-T
Manufacturer	Renesas Electronics Corporation
Type	Transceiver
Protocol	RS232
Number of Drivers/Receivers	2/2
Duplex	Full
Data Rate	230 kbps
Voltage - Supply	4.5V ~ 5.5V
Operating Temperature	0°C ~ 70°C
Package / Case	16-SOIC (0.295", 7.50mm Width)
Mounting Type	Surface Mount
Product Status	Obsolete
RoHS Status	RoHS non-compliant

Substitute Part Grouping Explanation

Substitution of the HIN232ECB-T is determined by strict adherence to the following electrical and mechanical parameters:

Critical Matching Parameters:

Protocol: RS232
Number of Drivers/Receivers: 2/2
Duplex: Full
Voltage - Supply: 4.5V ~ 5.5V
Package / Case: 16-SOIC form factor
Mounting Type: Surface Mount

Acceptable Variation Parameters:

Data Rate: Substitute parts must support minimum 230 kbps or higher
Operating Temperature: Substitute parts may extend the temperature range beyond 0°C ~ 70°C
Receiver Hysteresis: Variations within 400 mV to 650 mV are acceptable
Product Status: Active parts are preferred over obsolete classifications
RoHS Compliance: ROHS3 compliant parts are preferred for new designs

Substitute parts are grouped into two categories: parametric equivalents (matching all critical parameters with active product status) and similar alternatives (meeting core functional requirements with minor parameter variations).

Parameter Comparison

Manufacturer Part Number	Manufacturer	Product Status	Protocol	Drivers/Receivers	Data Rate	Supply Voltage	Operating Temp	Package	RoHS Status	Receiver Hysteresis
HIN232ECB-T	Renesas Electronics	Obsolete	RS232	2/2	230 kbps	4.5V ~ 5.5V	0°C ~ 70°C	16-SOIC (7.50mm)	Non-compliant	500 mV
HIN202ECBZ-T	Renesas Electronics	Active	RS232	2/2	230 kbps	4.5V ~ 5.5V	0°C ~ 70°C	16-SOIC (7.50mm)	ROHS3 Compliant	500 mV
HIN232ECBZ-T	Renesas Electronics	Active	RS232	2/2	230 kbps	4.5V ~ 5.5V	0°C ~ 70°C	16-SOIC (7.50mm)	ROHS3 Compliant	500 mV
ADM232AARNZ-REEL	Analog Devices Inc.	Active	RS232	2/2	200 kbps	4.5V ~ 5.5V	-40°C ~ 85°C	16-SOIC (3.90mm)	ROHS3 Compliant	400 mV
ADM232AARNZ-REEL7	Analog Devices Inc.	Active	RS232	2/2	200 kbps	4.5V ~ 5.5V	-40°C ~ 85°C	16-SOIC (3.90mm)	ROHS3 Compliant	400 mV
ADM232AARWZ	Analog Devices Inc.	Active	RS232	2/2	200 kbps	4.5V ~ 5.5V	-40°C ~ 85°C	16-SOIC (7.50mm)	ROHS3 Compliant	400 mV
ADM232AARWZ-REEL	Analog Devices Inc.	Active	RS232	2/2	200 kbps	4.5V ~ 5.5V	-40°C ~ 85°C	16-SOIC (7.50mm)	ROHS3 Compliant	400 mV
ADM232LJRZ	Analog Devices Inc.	Active	RS232	2/2	120 kbps	4.5V ~ 5.5V	0°C ~ 70°C	16-SOIC (7.50mm)	ROHS3 Compliant	650 mV
ADM232LARZ	Analog Devices Inc.	Active	RS232	2/2	120 kbps	4.5V ~ 5.5V	-40°C ~ 85°C	16-SOIC (7.50mm)	ROHS3 Compliant	650 mV
ADM232LARZ-REEL	Analog Devices Inc.	Active	RS232	2/2	120 kbps	4.5V ~ 5.5V	-40°C ~ 85°C	16-SOIC (7.50mm)	ROHS3 Compliant	650 mV
ADM232AARNZ	UMW	Active	RS232	2/2	120 kbps	4.5V ~ 5.5V	-40°C ~ 85°C	16-SOP (3.90mm)	ROHS3 Compliant	Not specified

Engineering Selection Recommendations

Parametric Equivalents (Preferred for Direct Replacement):

HIN202ECBZ-T and HIN232ECBZ-T from Renesas Electronics are parametric equivalents to the HIN232ECB-T. Both parts maintain identical electrical specifications (2/2 RS232 transceiver, 230 kbps data rate, 4.5V ~ 5.5V supply, 0°C ~ 70°C operating range) and package form factor (16-SOIC, 7.50mm width). Both are ROHS3 compliant with active product status, making them suitable for new designs and direct substitution in existing applications.

Similar Alternatives (Extended Operating Range):

ADM232AARWZ and ADM232AARWZ-REEL from Analog Devices Inc. provide extended operating temperature range (-40°C ~ 85°C) while maintaining the same 16-SOIC (7.50mm) package and 4.5V ~ 5.5V supply voltage. Data rate is 200 kbps, which meets the minimum requirement. These parts are ROHS3 compliant and active.

Temperature-Matched Alternatives:

ADM232LJRZ maintains the original operating temperature range (0°C ~ 70°C) and 16-SOIC (7.50mm) package. Data rate is 120 kbps, which is lower than the original specification but acceptable for applications not requiring maximum throughput.

Extended Temperature Alternatives:

ADM232LARZ and ADM232LARZ-REEL extend the operating temperature to -40°C ~ 85°C in the same 16-SOIC (7.50mm) package. Data rate is 120 kbps.

All recommended substitutes are ROHS3 compliant and carry active product status, ensuring long-term availability and regulatory compliance for new designs.

Frequently Asked Questions (FAQ)

Q: Can HIN202ECBZ-T directly replace HIN232ECB-T?

A: Yes. HIN202ECBZ-T is a parametric equivalent with identical electrical specifications (2/2 RS232 transceiver, 230 kbps, 4.5V ~ 5.5V, 0°C ~ 70°C) and package form factor (16-SOIC, 7.50mm). The primary difference is product status (active vs. obsolete) and RoHS compliance (ROHS3 vs. non-compliant).

Q: What is the difference between HIN232ECBZ-T and HIN202ECBZ-T?

A: Both are parametric equivalents to the original HIN232ECB-T with identical electrical and mechanical specifications. The difference lies in the base product number (HIN232 vs. HIN202) and packaging designation (Cut Tape & Digi-Reel vs. Tape & Reel). Selection between them depends on procurement packaging requirements.

Q: Can ADM232 series parts replace HIN232ECB-T?

A: ADM232 series parts are similar alternatives that meet core RS232 transceiver requirements (2/2 configuration, full duplex, 4.5V ~ 5.5V supply). However, they differ in data rate (200 kbps or 120 kbps vs. 230 kbps), operating temperature range, and receiver hysteresis. Selection depends on application requirements and whether reduced data rate is acceptable.

Q: Why do some ADM232 parts have lower data rates?

A: ADM232LJRZ, ADM232LARZ, and ADM232LARZ-REEL are rated for 120 kbps maximum data rate, which is lower than the original 230 kbps specification. These parts are suitable for applications with lower bandwidth requirements. ADM232AARNZ-REEL and ADM232AARWZ variants support 200 kbps, which approaches the original specification.

Q: What is the significance of package width differences (3.90mm vs. 7.50mm)?

A: Both 16-SOIC (3.90mm) and 16-SOIC (7.50mm) are standard SOIC packages with identical pin pitch and electrical compatibility. The width difference affects PCB layout and component density. Verify PCB footprint compatibility before selection.

Q: Are all substitute parts RoHS compliant?

A: Yes. All recommended substitute parts carry ROHS3 compliance status. The original HIN232ECB-T is RoHS non-compliant, making ROHS3 compliant alternatives necessary for new designs subject to RoHS regulations.

Q: Which substitute offers the best temperature range coverage?

A: ADM232AARNZ-REEL, ADM232AARNZ-REEL7, ADM232AARWZ, ADM232AARWZ-REEL, ADM232LARZ, and ADM232LARZ-REEL all extend the operating temperature range to -40°C ~ 85°C, compared to the original 0°C ~ 70°C specification. This extended range is beneficial for industrial and automotive applications.

Q: What is the difference between tube and tape & reel packaging?

A: Tube packaging is suitable for lower-volume applications and manual assembly. Tape & Reel (TR) and Cut Tape (CT) & Digi-Reel packaging are designed for automated pick-and-place assembly. Selection depends on production volume and assembly process requirements.

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