PI3B16211AE Equivalent & Substitute Parts

Part Overview

The PI3B16211AE is a 12 x 1:1 bus switch logic IC manufactured by Diodes Incorporated in a 56-TSSOP package. This component is classified as obsolete, which necessitates identification of active equivalent and substitute parts for ongoing design support and procurement. Bus switches of this configuration are used for signal routing and multiplexing applications requiring low-capacitance, high-speed switching characteristics. Active alternatives from major manufacturers ensure design continuity and supply chain reliability.

Key Parameters

Parameter	Value
Manufacturer Part Number	PI3B16211AE
Manufacturer	Diodes Incorporated
Type	Bus Switch
Circuit Configuration	12 x 1:1
Independent Circuits	2
Voltage Supply Source	Single Supply
Voltage - Supply Range	3V ~ 3.6V
Operating Temperature Range	-40°C ~ 85°C
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)
Product Status	Obsolete

Substitute Part Grouping Explanation

Substitution of the PI3B16211AE is determined by strict equivalence in the following parameters:

Circuit Configuration: 12 x 1:1 topology with 2 independent circuits
Voltage Supply Range: Substitute parts must operate within or encompass the 3V ~ 3.6V range
Operating Temperature: -40°C ~ 85°C operational window
Mounting Type: Surface mount only
Package Compatibility: 56-pin packages (56-TSSOP, 56-TFSOP, 56-TVSOP, 56-SSOP, 56-BSSOP)
Compliance: ROHS3 compliant, MSL 1, REACH unaffected

Substitute parts are grouped by manufacturer and product status. All identified substitutes are active products from Texas Instruments and Renesas Electronics Corporation, ensuring long-term availability and technical support. Package variants (TSSOP, TFSOP, TVSOP, SSOP, BSSOP) are functionally equivalent but differ in physical dimensions and tape/reel configurations.

Parameter Comparison

Part Number	Manufacturer	Circuit	Voltage Supply (V)	Temp Range (°C)	Package Type	Product Status	Inventory (Pcs)
PI3B16211AE	Diodes Incorporated	12 x 1:1	3.0 ~ 3.6	-40 ~ 85	56-TFSOP	Obsolete	965
QS3VH16211PAG	Renesas Electronics	12 x 1:1	2.3 ~ 3.6	-40 ~ 85	56-TFSOP	Active	1196
QS3VH16211PAG8	Renesas Electronics	12 x 1:1	2.3 ~ 3.6	-40 ~ 85	56-TFSOP	Active	3763
SN74CB3Q16211DGGR	Texas Instruments	12 x 1:1	2.3 ~ 3.6	-40 ~ 85	56-TFSOP	Active	6300
SN74CB3Q16211DGVR	Texas Instruments	12 x 1:1	2.3 ~ 3.6	-40 ~ 85	56-TVSOP	Active	1137
SN74CB3Q16211DL	Texas Instruments	12 x 1:1	2.3 ~ 3.6	-40 ~ 85	56-BSSOP	Active	1002
SN74CB3Q16211DLR	Texas Instruments	12 x 1:1	2.3 ~ 3.6	-40 ~ 85	56-BSSOP	Active	905
SN74CBTLV16211DGG	Texas Instruments	12 x 1:1	2.3 ~ 3.6	-40 ~ 85	56-TFSOP	Active	962
SN74CBTLV16211DL	Texas Instruments	12 x 1:1	2.3 ~ 3.6	-40 ~ 85	56-BSSOP	Active	999
SN74CBTLV16211DLR	Texas Instruments	12 x 1:1	2.3 ~ 3.6	-40 ~ 85	56-BSSOP	Active	2426
SN74CBTLV16211GR	Texas Instruments	12 x 1:1	2.3 ~ 3.6	-40 ~ 85	56-TFSOP	Active	5061

Engineering Selection Recommendations

All identified substitute parts maintain functional equivalence to the PI3B16211AE through identical circuit topology (12 x 1:1 configuration with 2 independent circuits), compatible operating temperature range (-40°C ~ 85°C), and surface mount packaging. All substitutes are active products with ROHS3 compliance and MSL 1 rating, ensuring regulatory compliance and handling consistency with the original part.

Renesas Electronics QS3VH Series: The QS3VH16211PAG and QS3VH16211PAG8 variants offer extended lower voltage operation (2.3V minimum versus 3V minimum), providing broader supply voltage compatibility. QS3VH16211PAG8 offers highest inventory availability (3763 units) in Cut Tape & Digi-Reel packaging.

Texas Instruments 74CB3Q Series: The SN74CB3Q16211DGGR provides the highest inventory level (6300 units) in 56-TFSOP package. SN74CB3Q16211DL and SN74CB3Q16211DLR variants are available in 56-BSSOP package for applications requiring different board layout footprints.

Texas Instruments 74CBTLV Series: The SN74CBTLV16211GR offers substantial inventory (5061 units) in 56-TFSOP package. SN74CBTLV16211DLR provides the second-highest inventory (2426 units) in 56-BSSOP configuration.

Package selection (TFSOP, TVSOP, BSSOP, SSOP) depends on PCB layout requirements and assembly equipment compatibility. All variants maintain electrical equivalence within the specified parameters.

Frequently Asked Questions (FAQ)

Q: Can I directly replace PI3B16211AE with any of the listed substitutes?

A: Yes, all listed substitutes are electrically and functionally equivalent within the specified parameters. However, package type selection depends on your PCB footprint design. Verify that your assembly equipment supports the chosen package variant (56-TFSOP, 56-TVSOP, 56-BSSOP, or 56-SSOP).

Q: What is the difference between 56-TFSOP and 56-BSSOP packages?

A: Both are 56-pin surface mount packages but differ in physical dimensions. 56-TFSOP has a width of 0.240" (6.10mm), while 56-BSSOP has a width of 0.295" (7.50mm). PCB footprint and assembly tooling must match the selected package type.

Q: Why do some substitutes have lower minimum voltage (2.3V vs 3V)?

A: Renesas QS3VH and Texas Instruments 74CB3Q/74CBTLV series support extended voltage ranges. If your design operates at 3V ~ 3.6V, both the original PI3B16211AE specification and the broader 2.3V ~ 3.6V substitutes are compatible. The extended range provides additional design flexibility for future applications.

Q: Are all substitutes ROHS3 compliant?

A: Yes, all identified substitutes maintain ROHS3 compliance and MSL 1 rating, matching the original part's regulatory and handling requirements.

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

A: Tape & Reel (TR) options are available from Texas Instruments (SN74CB3Q16211DGVR, SN74CB3Q16211DLR, SN74CBTLV16211DLR) and Renesas Electronics (QS3VH16211PAG8). Cut Tape & Digi-Reel options are available from Texas Instruments (SN74CBTLV16211GR) and Renesas Electronics (QS3VH16211PAG8).

Q: Which substitute offers the best inventory availability?

A: SN74CB3Q16211DGGR from Texas Instruments provides the highest inventory level at 6300 units, followed by SN74CBTLV16211GR at 5061 units and QS3VH16211PAG8 at 3763 units.

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