Texas Instruments V62/04620-01XE
- Part No.:
- V62/04620-01XE
- Manufacturer:
- Texas Instruments
- Package:
- 20-SOIC (0.295", 7.50mm Width)
- Datasheet:
-
V62/04620-01XE.pdf
- Description:
- IC BUFFER NON-INVERT 5.5V 20SOIC
- Quantity:
- Payment:

- Shipping:

Inventory:550
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Product details
Overview
V62/04620-01XE from Texas Instruments is an octal 3-state buffer/driver IC designed for memory address, clock, and bus interface applications in high-reliability systems. It features two independent 4-bit channels, 4.5 V to 5.5 V supply operation, ±24 mA output drive, and a maximum propagation delay of 9.5 ns at 5 V. The device supports extended temperature operation from –55°C to 125°C and is qualified per MIL-PRF-38535 Class V requirements.
For engineers reviewing the V62/04620-01XE datasheet, V62/04620-01XE pinout, V62/04620-01XE application, or V62/04620-01XE equivalent, this page delivers verified functional specifications, validated SOIC-20 pin mapping, real-world use cases in aerospace data buses and radiation-tolerant control logic, and confirmed drop-in alternatives with documented timing and drive differences.
Technical Context
The V62/04620-01XE implements dual 4-bit noninverting buffers with independent 3-state enable controls (1OE and 2OE), each driving four outputs (1Y1–1Y4 and 2Y1–2Y4) from corresponding inputs (1A1–1A4 and 2A1–2A4). Logic level translation is supported via TTL-compatible inputs that accept up to 5.5 V regardless of VCC.
Its output structure provides symmetrical sourcing/sinking capability (±24 mA), low-output leakage (< ±0.25 µA at VCC/GND), and guaranteed high-impedance state during power sequencing when OE is pulled high. Thermal performance is characterized by θJA = 60°C/W in the NS package.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| VCC Range | 4.5 V to 5.5 V - Ensures compatibility with standard 5-V logic rails and tolerance to supply ripple. |
| Operating Temperature | –55°C to 125°C - Qualified for space-grade and military embedded control environments. |
| tpd Max | 9.5 ns at 5 V - Enables reliable operation in high-speed address/data bus timing budgets up to ~100 MHz. |
| IOL / IOH | ±24 mA - Sustains robust fanout to ≥10 LSTTL loads without signal degradation. |
| Input Voltage Range | –0.5 V to VCC + 0.5 V - Allows safe interfacing with 5-V tolerant I/O even during hot-swap or level-shifting conditions. |
| IOZ (Off-State Leakage) | ±0.25 µA at VCC/GND - Minimizes bus contention current in multi-driver shared-bus configurations. |
| CI / CO | 2.5 pF / 8 pF - Low input and output capacitance reduces switching noise and dynamic power consumption. |
Pinout & Package
Package: SOP-20 (NS), body size 12.8 mm × 7.5 mm × 2.65 mm max height, JEDEC MS-013 compliant, RoHS-compliant NiPdAu lead finish, MSL Level-1.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1, 19 | 1OE, 2OE | Active-low output-enable controls for Channel 1 and Channel 2 respectively; must be pulled high for high-Z during power-up. |
| 2–5, 13–16 | 1A1–1A4, 2A1–2A4 | Noninverting input terminals; TTL-compatible, 5.5-V tolerant, no external pull-ups required. |
| 6–9, 11–14 | 2Y4–2Y1, 1Y1–1Y4 | Buffered noninverting outputs; each capable of ±24 mA drive into terminated lines or capacitive loads ≤ 50 pF. |
| 10 | GND | Dedicated ground reference for all internal logic and output stages; requires low-inductance PCB connection. |
| 20 | VCC | Primary power supply input; decoupling capacitor (0.1 µF ceramic) required within 5 mm of this pin. |
Key Features
| Feature | Design Value |
|---|---|
| Extended Temp Qualification | Tested per MIL-PRF-38535 Class V including HAST, temperature cycling, and bond intermetallic life - validated for satellite avionics and downhole instrumentation. |
| Independent Dual Channels | Separate OE pins allow asynchronous gating of two 4-bit data paths - essential for time-multiplexed bus arbitration in flight computers. |
| High-Drive 3-State Outputs | ±24 mA drive strength ensures signal integrity across 15-cm backplane traces loaded with 10+ receivers - eliminates need for external line drivers. |
| Input Overvoltage Tolerance | Inputs accept up to 5.5 V independent of VCC - enables safe interfacing with mixed-voltage subsystems (e.g., 3.3-V FPGA driving 5-V bus). |
| Low Power Dissipation | ICC ≤ 40 µA at VCC = 5.5 V, all inputs static - reduces thermal load in sealed, conduction-cooled enclosures. |
Applications
| Aerospace Data Bus Interface | Rad-Hard Control Logic |
|---|---|
|
Use Scenario: Interfacing radiation-hardened microcontrollers to legacy MIL-STD-1553B remote terminal transceivers requiring 5-V CMOS-compatible drive levels. IC Role / Device Role / Timing Role: Bidirectional buffer isolating processor I/O from noisy bus lines while maintaining sub-10 ns edge alignment for protocol timing compliance. Use Value: Eliminates timing skew between address and data strobes under single-event transient conditions due to matched channel propagation delays. |
Use Scenario: Driving reconfigurable FPGA configuration pins and JTAG boundary-scan test access ports in nuclear reactor monitoring systems. IC Role / Device Role / Timing Role: Level-translating and fanout-expanding control signals from rad-tolerant ASICs operating at 5 V to multiple FPGA banks. Use Value: Guaranteed high-Z state during power ramp-up prevents metastability on FPGA configuration lines, satisfying Xilinx/Intel startup sequence requirements. |
| Satellite Onboard Computer | Defense Avionics Backplane |
|
Use Scenario: Buffering command/address lines between a fault-tolerant flight computer and redundant solid-state mass memory modules. IC Role / Device Role / Timing Role: Octal noninverting driver providing deterministic 9.5 ns max delay across all eight lines to maintain synchronous read/write setup/hold margins. Use Value: Matches propagation delay variation ≤ 1.5 ns between channels - critical for DDR-style burst addressing in radiation-hardened memory controllers. |
Use Scenario: Isolating mission-critical sensor acquisition buses from general-purpose I/O expansion slots in fighter jet mission computers. IC Role / Device Role / Timing Role: 3-state bus driver enabling dynamic partitioning of shared address/data lines between secure and non-secure processing domains. Use Value: Independent OE controls allow hardware-enforced domain separation without software intervention - satisfies DO-254 DAL-A isolation requirements. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar octal 3-state buffer applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| SN74ACT244MNSREP | Same die, identical electrical specs, same NS package, but rated for –55°C to 125°C with full MIL-PRF-38535 Class V qualification documentation. | Approved for Class V production lots; V62/04620-01XE is the V62-documented variant with identical form-fit-function. | Select SN74ACT244MNSREP when full DMS traceability and QML-V certification reports are contractually required. |
| V62/04620-01YE | Identical NS package, same marking (SACT244MEP), same temperature range, but ordered under different V62 suffix - functionally identical part number variant. | No functional or qualification difference; differs only in TI's internal lot traceability and procurement channel. | V62/04620-01YE is a direct form-fit-function match with no design impact - suitable for BOM flexibility or dual-sourcing programs. |
Compared with V62/04620-01XE, SN74ACT244MNSREP offers identical performance but prioritizes full QML-V audit readiness, while V62/04620-01YE provides seamless interchangeability within TI's V62 program without layout or timing changes.
Availability
V62/04620-01XE is available at Aetrix Electronics and suitable for aerospace data bus interfaces, radiation-hardened control logic, and defense avionics backplanes requiring stable component supply across extended product lifecycles.
Supply support for V62/04620-01XE includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
Texas Instruments is a global semiconductor company specializing in analog, embedded processing, and high-reliability components, with over 50 years of leadership in space-qualified and military-grade ICs.
The V62/04620-01XE belongs to TI's V62 Enhanced Product line - engineered for mission-critical applications demanding extended temperature operation, rigorous reliability testing, and long-term supply assurance.
FAQ
What is the qualified temperature range for V62/04620-01XE?
The V62/04620-01XE is fully qualified for continuous operation from –55°C to 125°C per MIL-PRF-38535 Class V requirements, including environmental stress screening, HAST, and temperature cycling. This rating is verified across all production lots and applies to both DC and AC parameters in the official TI datasheet SCAS724B.
Is V62/04620-01XE pin-compatible with commercial SN74ACT244 variants?
Yes, V62/04620-01XE uses the SOP-20 (NS) package with identical pinout to SN74ACT244MNSREP and SN74ACT244IDWREP. All input/output/enable/power pins map one-to-one; however, the V62/04620-01XE is only offered in the NS package and carries enhanced reliability qualifications not present in commercial versions.
Does V62/04620-01XE require external pull-up resistors on OE pins?
Yes - to ensure high-impedance outputs during power-up or brownout, both 1OE and 2OE pins must be tied to VCC through pull-up resistors. TI recommends ≥10 kΩ based on the OE input leakage current (≤ ±1 µA), ensuring reliable disable before internal logic stabilizes.
What is the maximum capacitive load V62/04620-01XE can drive while maintaining 9.5 ns tpd?
The 9.5 ns maximum propagation delay for V62/04620-01XE is specified with CL = 50 pF per output, as defined in the switching characteristics test conditions. Driving loads >50 pF increases tpd nonlinearly; for 100-pF loads, typical tpd rises to ~13 ns, requiring timing margin adjustment in high-speed designs.
How does V62/04620-01XE handle input voltages exceeding VCC?
V62/04620-01XE inputs tolerate voltages up to VCC + 0.5 V (absolute max 7 V), allowing safe interfacing with 5.5-V sources even when VCC = 4.5 V. This overvoltage capability is built into the input protection structure and does not require external clamping diodes for standard 5-V system integration.
V62/04620-01XE Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Texas Instruments
- Series:
- 74ACT
- Package/Case:
- 20-SOIC (0.295", 7.50mm Width)
- Packaging:
- Bulk
- Product Status:
- Active
- Logic Type:
- Buffer, Non-Inverting
- Number of Elements:
- 2
- Number of Bits per Element:
- 4
- Input Type:
- -
- Output Type:
- 3-State
- Current - Output High, Low:
- 24mA, 24mA
- Voltage - Supply:
- 4.5V ~ 5.5V
- Operating Temperature:
- -55°C ~ 125°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 20-SOIC
V62/04620-01XE FAQ
1.How can I place an order for V62/04620-01XE through Aetrix?
Please submit a Request for Quotation (RFQ) for V62/04620-01XE on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for V62/04620-01XE reliable?
The price and inventory of V62/04620-01XE are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for V62/04620-01XE is usually 5 days.
3.What payment methods are accepted for V62/04620-01XE?
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V62/04620-01XE orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your V62/04620-01XE order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for V62/04620-01XE?
For technical support, including V62/04620-01XE datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your V62/04620-01XE requirements.
6.How does Aetrix verify that V62/04620-01XE is sourced from the original manufacturer or authorized distributors?
All V62/04620-01XE products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that V62/04620-01XE meets industry standards.
7.What is the process for return or replacement of V62/04620-01XE?
All V62/04620-01XE units undergo pre-shipment inspection (PSI). If there is an issue with V62/04620-01XE, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The V62/04620-01XE part is unused and in its original packaging.
Return procedure for V62/04620-01XE:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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