SN74F1016DWG4 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
The SN74F1016DWG4 is a 16-line Schottky diode bus termination array in a 20-pin SOIC package, providing passive termination for 16 signal lines up to 7V at 0.17A per channel. It reduces signal reflections and overshoot on high-speed parallel buses, making it ideal for SRAM, DRAM, and backplane bus termination in high-performance computing and networking systems.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 20
- Lifecycle
- OBSOLETE
- Datasheet
- SN74F1016DWG4 Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- ?°C to 70.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 16-channel Schottky diode termination array for high-speed bus signal conditioning
- 7V maximum clamping voltage for bus protection and termination
- 0.17A current rating per channel suitable for TTL/LVTTL bus termination
- Integrated array reduces external component count and PCB area
- 20-pin SOIC package for compact, space-efficient PCB integration
- Schottky diodes provide fast clamping with low forward voltage drop
Applications
The SN74F1016DWG4 is used for terminating parallel data and address buses in SRAM and DRAM memory subsystems, as well as high-speed backplane interconnects in workstations, servers, and telecommunications line cards. It is also applied in bus overshoot protection and signal conditioning circuits for VMEbus, ISA, and other parallel bus architectures where signal integrity at high frequencies is essential.
Specifications
| YTEOL | 0 |
| Differential Output | NO |
| Interface IC Type | DIODE BUS TERMINATION ARRAY |
| JESD-30 Code | R-PDSO-G20 |
| JESD-609 Code | e4 |
| Number of Functions | 1 |
| Number of Signal Lines | 16 |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 |
| Pull-up Resistance-Nom | 50Ω |
| Qualification Status | Not Qualified |
| Surface Mount | YES |
| Temperature Grade | COMMERCIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the purpose of the SN74F1016DWG4 in a digital circuit?
The SN74F1016DWG4 is a Schottky diode bus termination array used to clamp and terminate up to 16 signal lines on high-speed parallel buses. It reduces reflections, ringing, and overshoot caused by impedance mismatches on PCB traces, improving signal integrity at high clock frequencies in memory and backplane bus systems.
How many lines does the SN74F1016DWG4 terminate and what are the voltage/current ratings?
The SN74F1016DWG4 provides termination for 16 signal lines simultaneously, with each Schottky diode rated at 7V clamping voltage and 0.17A per channel. These ratings are appropriate for standard TTL and LVTTL bus voltage levels used in digital memory and parallel interface applications.
What package does the SN74F1016DWG4 use?
The SN74F1016DWG4 is packaged in a 20-pin SOIC (Small Outline IC), a standard surface-mount package with 1.27mm pin pitch. This allows the 16-channel termination array to be placed close to the bus receiver or driver for minimal stub length, which is important for high-frequency signal integrity.
What types of buses benefit from the SN74F1016DWG4?
The SN74F1016DWG4 is beneficial for high-speed SRAM and DRAM data/address buses, parallel processor front-side buses, backplane buses in VME and ISA formats, and any parallel digital interface where multiple signal lines experience reflection and overshoot due to impedance discontinuities or unterminated transmission lines.
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