SN65HVD07D Equivalent & Substitute Parts

Part Overview

The SN65HVD07D is a half-duplex RS422/RS485 transceiver IC manufactured by Texas Instruments in 8-SOIC surface mount packaging. This device operates within a 4.5V to 5.5V supply voltage range and supports data rates up to 1 Mbps with a receiver hysteresis of 35 mV. The part is currently in Last Time Buy status with 2200 units in stock. Alternative equivalent parts are necessary due to product lifecycle discontinuation and to provide design flexibility across different supply voltage requirements and data rate specifications.

Key Parameters

Parameter	SN65HVD07D
Manufacturer	Texas Instruments
Type	Transceiver Half-Duplex
Protocol	RS422, RS485
Drivers/Receivers	1/1
Data Rate	1 Mbps
Supply Voltage	4.5V – 5.5V
Receiver Hysteresis	35 mV
Operating Temperature	-40°C to 85°C
Package	8-SOIC (0.154", 3.90mm Width)
Mounting Type	Surface Mount
RoHS Status	ROHS3 Compliant
MSL Rating	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution of the SN65HVD07D is determined by the following critical parameters: package type (8-SOIC), protocol support (RS422/RS485), duplex configuration (half-duplex), driver/receiver count (1/1), operating temperature range (-40°C to 85°C), and mounting type (surface mount). Substitute parts are grouped into two categories based on supply voltage compatibility:

Category A – 5V Supply Compatible: Parts operating within 4.5V to 5.5V supply range maintain direct electrical compatibility with the original SN65HVD07D design. These include SN65HVD07DR (Texas Instruments, same base product, active status) and ADM4853WARZ-RL7 (Analog Devices, automotive grade, 10 Mbps capability).

Category B – 3V Supply Compatible: Parts operating within 3V to 3.6V supply range require circuit redesign but offer enhanced data rate performance and lower receiver hysteresis. These include ISL3172EIBZ, ISL3172EIBZ-T, ISL83072EIBZA, ISL83072EIBZA-T, ISL83075EIBZA, ISL83075EIBZA-T, ISL83078EIBZA, and ISL83078EIBZA-T (all Renesas Electronics Corporation).

Parameter Comparison

Part Number	Manufacturer	Supply Voltage	Data Rate	Receiver Hysteresis	Product Status	Packaging	Inventory
SN65HVD07D	Texas Instruments	4.5V – 5.5V	1 Mbps	35 mV	Last Time Buy	Tube	2200
SN65HVD07DR	Texas Instruments	4.5V – 5.5V	1 Mbps	35 mV	Active	Cut Tape & Digi-Reel	8200
ADM4853WARZ-RL7	Analog Devices Inc.	4.75V – 5.25V	10 Mbps	20 mV	Active	Tape & Reel	4377
ISL3172EIBZ	Renesas Electronics	3V – 3.6V	250 kbps	15 mV	Active	Tube	1287
ISL3172EIBZ-T	Renesas Electronics	3V – 3.6V	250 kbps	15 mV	Active	Cut Tape & Digi-Reel	20300
ISL83072EIBZA	Renesas Electronics	3V – 3.6V	250 kbps	15 mV	Active	Tube	4463
ISL83072EIBZA-T	Renesas Electronics	3V – 3.6V	250 kbps	15 mV	Active	Cut Tape & Digi-Reel	40120
ISL83075EIBZA	Renesas Electronics	3V – 3.6V	500 kbps	15 mV	Active	Tube	1123
ISL83075EIBZA-T	Renesas Electronics	3V – 3.6V	500 kbps	15 mV	Active	Cut Tape & Digi-Reel	7550
ISL83078EIBZA	Renesas Electronics	3V – 3.6V	20 Mbps	15 mV	Active	Tube	5000400
ISL83078EIBZA-T	Renesas Electronics	3V – 3.6V	20 Mbps	15 mV	Active	Cut Tape & Digi-Reel	10351

Engineering Selection Recommendations

For designs currently using SN65HVD07D with 5V supply architecture, SN65HVD07DR is the direct equivalent replacement. This part maintains identical electrical specifications, operates within the same supply voltage range, and carries Active product status with higher inventory availability (8200 units). Both parts are ROHS3 compliant with MSL rating of 1.

For applications requiring enhanced performance within existing 5V supply constraints, ADM4853WARZ-RL7 provides 10 Mbps data rate capability with automotive-grade qualification. This part operates within a narrower supply voltage window (4.75V to 5.25V) and features reduced receiver hysteresis (20 mV).

For new designs or redesigns permitting 3V supply voltage, the Renesas ISL83072 and ISL83078 series offer active product status with substantial inventory. ISL83078EIBZA-T provides the highest data rate (20 Mbps) with 10351 units available in Cut Tape & Digi-Reel packaging. All Renesas parts carry ROHS3 compliance and MSL rating of 3 (168 hours).

Frequently Asked Questions (FAQ)

Q: Can SN65HVD07DR be used as a direct drop-in replacement for SN65HVD07D?

A: Yes. Both parts share identical electrical specifications including supply voltage (4.5V to 5.5V), data rate (1 Mbps), receiver hysteresis (35 mV), and 8-SOIC package. The primary difference is packaging format: SN65HVD07D is supplied in Tube, while SN65HVD07DR is supplied in Cut Tape & Digi-Reel format.

Q: What is the key difference between 5V-compatible and 3V-compatible substitutes?

A: Supply voltage range determines circuit compatibility. 5V-compatible parts (SN65HVD07DR, ADM4853WARZ-RL7) operate within 4.5V to 5.5V and require no power supply redesign. 3V-compatible parts (ISL3172, ISL83072, ISL83075, ISL83078 series) operate within 3V to 3.6V and require power supply circuit modification but offer improved data rate performance and lower receiver hysteresis.

Q: Which substitute offers the best performance upgrade?

A: ISL83078EIBZA-T provides the highest data rate at 20 Mbps compared to the original 1 Mbps specification. This part requires 3V supply redesign but offers 10351 units in stock with Cut Tape & Digi-Reel packaging suitable for high-volume production.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All listed substitute parts carry ROHS3 compliance certification matching the original SN65HVD07D specification.

Q: What packaging options are available for high-volume production?

A: Cut Tape & Digi-Reel packaging is available for SN65HVD07DR (8200 units), ADM4853WARZ-RL7 (Tape & Reel, 4377 units), and all Renesas "-T" suffix variants including ISL3172EIBZ-T (20300 units), ISL83072EIBZA-T (40120 units), ISL83075EIBZA-T (7550 units), and ISL83078EIBZA-T (10351 units).

Q: What is the MSL rating difference between substitute parts?

A: SN65HVD07D and SN65HVD07DR carry MSL rating 1 (Unlimited moisture sensitivity). All Renesas substitutes carry MSL rating 3 (168 hours), requiring controlled storage and handling procedures during assembly.

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