SN65EPT21DR Texas Instruments Integrated Circuit (Other) In Stock
SN65EPT21DR is a 3.3V differential PECL/LVDS to TTL translator IC from Texas Instruments. It features low-skew clock driver design with 20pF load capacitance and 24mA output current. From $2.09, in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Other
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- SN65EPT21DR Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $2.0900(MOQ 3)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 3.3V differential PECL/LVDS to TTL signal translation for mixed-logic systems
- Low-skew clock driver with 20pF load capacitance ensuring signal integrity
- 24mA output sink current (Iol) for driving TTL loads reliably
- Pb-free (RoHS compliant) SOIC-8 package for modern PCB assembly
- Single-function design simplifies board layout in clock distribution applications
Applications
The SN65EPT21DR is ideal for clock distribution networks where PECL or LVDS clock sources must drive TTL logic stages. It is widely used in telecommunications equipment, networking line cards, and high-speed data acquisition systems requiring translation between differential and single-ended logic families. The device also suits FPGA and ASIC board designs that interface differential oscillators with TTL-compatible peripherals.
Specifications
| Pbfree Code | Yes |
| YTEOL | 15 |
| Family | 65EP |
| Input Conditioning | DIFFERENTIAL |
| JESD-30 Code | R-PDSO-G8 |
| JESD-609 Code | e4 |
| Load Capacitance (CL) | 20pF |
| Logic IC Type | LOW SKEW CLOCK DRIVER |
| Max I(ol) | 0.024A |
| Number of Functions | 1 |
| Number of True Outputs | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Packing Method | TR |
| Peak Reflow Temperature (Cel) | 260 |
| Power Supply Current-Max (ICC) | 26mA |
| Prop. Delay@Nom-Sup | 1.9ns |
| Propagation Delay (tpd) | 1.9ns |
| Qualification Status | Not Qualified |
| Same Edge Skew-Max (tskwd) | 0.25ns |
| Supply Voltage-Max (Vsup) | 3.6V |
| Supply Voltage-Min (Vsup) | 3V |
| Supply Voltage-Nom (Vsup) | 3.3V |
| Surface Mount | YES |
| Technology | ECL |
| Temperature Grade | INDUSTRIAL |
| 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 |
| fmax-Min | 300MHz |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | 5A991.B.1 |
| HTS Code | 8542.39.00.90 |
| Country of Origin | Malaysia |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for SN65EPT21DR:
Driver, 65EP Series, 1 True Output(s), 0 Inverted Output(s), ECL, PDSO8
Low Skew Clock Driver, 65EP Series, 2 True Output(s), 0 Inverted Output(s), ECL, PDSO8
Low Skew Clock Driver, 65EL Series, 2 True Output(s), 0 Inverted Output(s), CMOS, PDSO8
Low Skew Clock Driver, 65EP Series, 1 True Output(s), 0 Inverted Output(s), ECL, PDSO8
Low Skew Clock Driver, 65EL Series, 2 True Output(s), 0 Inverted Output(s), PDSO8
Low Skew Clock Driver, 65EP Series, 1 True Output(s), 0 Inverted Output(s), ECL, PDSO8
Low Skew Clock Driver, 65EP Series, 2 True Output(s), 0 Inverted Output(s), ECL, PDSO8
Low Skew Clock Driver, 65EL Series, 1 True Output(s), 1 Inverted Output(s), PDSO8
Low Skew Clock Driver, 65EL Series, 2 True Output(s), 0 Inverted Output(s), PDSO8
Low Skew Clock Driver, 65EP Series, 2 True Output(s), 0 Inverted Output(s), ECL, PDSO8
Frequently Asked Questions
What voltage supply does the SN65EPT21DR require?
The SN65EPT21DR operates from a 3.3V supply rail, making it compatible with modern low-voltage digital systems. It translates differential PECL or LVDS input signals to standard 3.3V TTL-compatible output levels without requiring a 5V supply.
What is the maximum output current of the SN65EPT21DR?
The SN65EPT21DR provides a maximum output sink current (Iol) of 24mA, which is sufficient to drive standard TTL loads. The device is rated for a load capacitance of 20pF, supporting signal integrity in typical clock distribution topologies.
What package does the SN65EPT21DR come in and is it RoHS compliant?
The SN65EPT21DR is available in an 8-pin SOIC (R-PDSO-G8) surface-mount package. It carries Pb-free (JESD-609 e4) certification, confirming full RoHS compliance and suitability for lead-free soldering processes in production environments.
What are typical applications for the SN65EPT21DR?
Typical applications include clock distribution in telecommunications equipment, networking line cards, and high-speed data acquisition boards where PECL or LVDS differential clock signals need to be converted to TTL logic levels for downstream digital circuitry.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 3+ | $2.2340 | $6.70 |
| 10+ | $2.1980 | $21.98 |
| 25+ | $2.1610 | $54.02 |
| 10000+ | $2.0900 | $20900.00 |
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