CLVTH16646IDGGREP Equivalent & Substitute Parts

Part Overview

The CLVTH16646IDGGREP is a non-inverting transceiver logic IC manufactured by Texas Instruments, configured as a 2-element, 8-bit per element device with 3-state output capability. Housed in a 56-TSSOP package, this component operates across a 2.7V to 3.6V supply range and supports industrial temperature specifications from -40°C to 85°C. The part is classified as obsolete, necessitating identification of active equivalent alternatives for new designs and ongoing production requirements.

Key Parameters

Parameter	Value
Manufacturer	Texas Instruments
Series	74LVTH
Logic Type	Transceiver, Non-Inverting
Number of Elements	2
Number of Bits per Element	8
Output Type	3-State
Current - Output High, Low	32mA, 64mA
Voltage - Supply	2.7V ~ 3.6V
Operating Temperature	-40°C ~ 85°C (TA)
Mounting Type	Surface Mount
Package / Case	56-TFSOP (0.240", 6.10mm Width)
Supplier Device Package	56-TSSOP
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)
REACH Status	REACH Unaffected

Substitute Part Grouping Explanation

Substitution eligibility for the CLVTH16646IDGGREP is determined by strict equivalence across the following critical parameters:

Logic Type: Transceiver, Non-Inverting
Number of Elements: 2
Number of Bits per Element: 8
Output Type: 3-State
Current - Output High, Low: 32mA, 64mA
Voltage - Supply: 2.7V ~ 3.6V
Operating Temperature: -40°C ~ 85°C (TA)
Package / Case: 56-TFSOP (0.240", 6.10mm Width)
Supplier Device Package: 56-TSSOP

All substitute parts listed maintain identical electrical specifications and mechanical compatibility. Packaging format (Cut Tape, Tape & Reel) represents the only variable among qualified substitutes and does not affect functional equivalence.

Parameter Comparison

Part Number	Manufacturer	Series	Product Status	Logic Type	Elements / Bits	Output Type	Current (High/Low)	Voltage Supply	Temp Range	Package	Packaging Format	Inventory
CLVTH16646IDGGREP	Texas Instruments	74LVTH	Obsolete	Non-Inverting Transceiver	2 / 8	3-State	32mA / 64mA	2.7V ~ 3.6V	-40°C ~ 85°C	56-TFSOP	Tape & Reel	909 Pcs
SN74LVTH16646DGGR	Texas Instruments	74LVTH	Active	Non-Inverting Transceiver	2 / 8	3-State	32mA / 64mA	2.7V ~ 3.6V	-40°C ~ 85°C	56-TFSOP	Cut Tape	3034 Pcs
CLVTH16543IDGGREP	Texas Instruments	74LVTH	Active	Non-Inverting Transceiver	2 / 8	3-State	32mA / 64mA	2.7V ~ 3.6V	-40°C ~ 85°C	56-TFSOP	Cut Tape	1330 Pcs
CLVTH16652IDGGREP	Texas Instruments	74LVTH	Active	Non-Inverting Transceiver	2 / 8	3-State	32mA / 64mA	2.7V ~ 3.6V	-40°C ~ 85°C	56-TFSOP	Tape & Reel	824 Pcs
SN74LVT16543DGGR	Texas Instruments	74LVT	Active	Non-Inverting Transceiver	2 / 8	3-State	32mA / 64mA	2.7V ~ 3.6V	-40°C ~ 85°C	56-TFSOP	Tape & Reel	1083 Pcs
SN74LVT16952DGGR	Texas Instruments	74LVT	Active	Non-Inverting Transceiver	2 / 8	3-State	32mA / 64mA	2.7V ~ 3.6V	-40°C ~ 85°C	56-TFSOP	Tape & Reel	2452 Pcs
SN74LVTH16543DGGR	Texas Instruments	74LVTH	Active	Non-Inverting Transceiver	2 / 8	3-State	32mA / 64mA	2.7V ~ 3.6V	-40°C ~ 85°C	56-TFSOP	Tape & Reel	3196 Pcs
SN74LVTH16652DGGR	Texas Instruments	74LVTH	Active	Non-Inverting Transceiver	2 / 8	3-State	32mA / 64mA	2.7V ~ 3.6V	-40°C ~ 85°C	56-TFSOP	Cut Tape	2600 Pcs
SN74LVTH16952DGGR	Texas Instruments	74LVTH	Active	Non-Inverting Transceiver	2 / 8	3-State	32mA / 64mA	2.7V ~ 3.6V	-40°C ~ 85°C	56-TFSOP	Cut Tape	3400 Pcs
V62/04715-01XE	Texas Instruments	74LVTH	Active	Non-Inverting Transceiver	2 / 8	3-State	32mA / 64mA	2.7V ~ 3.6V	-40°C ~ 85°C	56-TFSOP	Tape & Reel	833 Pcs

Engineering Selection Recommendations

All listed substitute parts maintain full electrical and mechanical compatibility with the CLVTH16646IDGGREP. Selection criteria should prioritize product status and supply availability:

Primary Recommendation: SN74LVTH16646DGGR offers direct part number equivalence with active product status and highest inventory availability (3034 units). This part is the preferred direct replacement.

Secondary Alternatives: SN74LVTH16952DGGR and SN74LVTH16543DGGR provide equivalent functionality with active status and substantial inventory levels (3400 and 3196 units respectively).

Tertiary Options: CLVTH16543IDGGREP, CLVTH16652IDGGREP, SN74LVT16543DGGR, SN74LVT16952DGGR, and V62/04715-01XE maintain full parametric equivalence with active product status. Selection among these should be based on packaging format requirements and procurement lead times.

All substitute parts carry ROHS3 compliance and REACH unaffected status, matching the regulatory posture of the original part.

Frequently Asked Questions (FAQ)

Q: Can SN74LVTH16646DGGR directly replace CLVTH16646IDGGREP in existing designs?

A: Yes. Both parts share identical electrical specifications, operating parameters, and 56-TFSOP package geometry. The primary difference is product status (active versus obsolete) and packaging format (Cut Tape versus Tape & Reel). Functional substitution is complete.

Q: What distinguishes the 74LVTH series from the 74LVT series among these substitutes?

A: Both series maintain identical electrical parameters for this application: 2.7V to 3.6V supply, 32mA/64mA output current, and -40°C to 85°C operating range. Series designation reflects internal design architecture but does not affect functional equivalence for this transceiver configuration.

Q: Does packaging format (Cut Tape versus Tape & Reel) affect electrical performance?

A: No. Packaging format is a procurement and assembly consideration only. Electrical specifications, thermal performance, and functional behavior remain identical regardless of packaging format.

Q: Are all substitute parts RoHS and REACH compliant?

A: Yes. All listed substitutes carry ROHS3 compliance and REACH unaffected status, matching the regulatory requirements of the original CLVTH16646IDGGREP.

Q: Which substitute offers the best supply availability?

A: SN74LVTH16952DGGR provides the highest inventory level at 3400 units, followed by SN74LVTH16543DGGR at 3196 units and SN74LVTH16646DGGR at 3034 units.

Q: Can I mix substitute parts within a single production run?

A: Yes. All listed substitutes are parametrically equivalent and pin-compatible. Mixed sourcing across equivalent parts does not introduce functional or reliability risk.

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