TLK1221RHAT Texas Instruments Integrated Circuit (Other) In Stock
The TLK1221RHAT is a Gigabit Ethernet SerDes transceiver IC from Texas Instruments supporting data rates up to 1.3 Gbps. It integrates serializer and deserializer functions in a single compact 40-pin LCC package. Available in lead-free (RoHS-compliant) configuration with worldwide stock and shipping.
- Manufacturer
- Texas Instruments
- Package
- Other
- Pin Count
- 40
- Lifecycle
- ACTIVE
- Datasheet
- TLK1221RHAT Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $4.5007(MOQ 1)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of TLK1221RHAT?
- High-speed SerDes supporting Gigabit Ethernet data rates up to 1.3 Gbps for reliable high-bandwidth serial links
- Single-channel transceiver integrating both serializer and deserializer for simplified system design
- Compact 40-pin LCC square package minimizing board footprint in networking and communication applications
- RoHS-compliant lead-free (Pb-free) construction meeting global environmental regulations
What is TLK1221RHAT used for?
The TLK1221RHAT is designed for Gigabit Ethernet backplane and board-to-board serial communication in networking switches, routers, and line cards. It is commonly deployed in telecommunications infrastructure, high-performance computing interconnects, and industrial networking equipment requiring low-latency, high-speed data transmission. Its compact LCC package makes it suitable for space-constrained multi-port network interface designs.
What are the specifications of TLK1221RHAT?
| Pbfree Code | Yes |
| YTEOL | 15 |
| Data Rate | 1300000Mbps |
| JESD-30 Code | S-PQCC-N40 |
| JESD-609 Code | e4 |
| Number of Functions | 1 |
| Number of Transceivers | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | LCC40,.24SQ,20 |
| Package Shape | SQUARE |
| Package Style | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Supply Current-Max | 0.113mA |
| Supply Voltage-Nom | 2.5V |
| Surface Mount | YES |
| Technology | CMOS |
| Telecom IC Type | ETHERNET TRANSCEIVER |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | NO LEAD |
| Terminal Pitch | 0.5mm |
| Terminal Position | QUAD |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 3 |
| ECCN | 5A991.B.1 |
| HTS Code | 8542.39.00.90 |
| Country of Origin | Philippines |
Where can I find the TLK1221RHAT datasheet?
TLK1221RHAT Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for TLK1221RHAT?
Compatible alternatives and drop-in replacements for TLK1221RHAT:
Frequently Asked Questions
What data rate does the TLK1221RHAT support?
The TLK1221RHAT supports a data rate of up to 1,300,000 Mbps (1.3 Gbps), making it suitable for Gigabit Ethernet serial link applications requiring high-bandwidth, low-latency data transmission.
What package does the TLK1221RHAT come in?
The TLK1221RHAT is housed in a 40-pin LCC (Leadless Chip Carrier) square package with a 0.24-inch square body, providing a compact surface-mount footprint ideal for high-density PCB layouts.
Is the TLK1221RHAT RoHS compliant?
Yes, the TLK1221RHAT is Pb-free and RoHS compliant (JESD-609 Code: e4), making it suitable for use in environmentally regulated products and meeting global lead-free manufacturing requirements.
What are typical applications for the TLK1221RHAT?
The TLK1221RHAT is used in Gigabit Ethernet networking equipment, including switches, routers, and line cards, as well as backplane serial communication systems, telecommunications infrastructure, and high-speed industrial data acquisition platforms.
Related Guides
CSD87313DMS Synchronous Buck Power Stage Design Guide
Design a compact CSD87313DMS synchronous buck stage with practical guidance for loss, gate drive, PCB layout, EMI, thermal validation, and sourcing.
Aug 6, 2026
STEF05SGR eFuse Selection Guide for 5 V Overcurrent Protection
Choose STEF05SGR for 5 V overcurrent protection by checking current-limit margin, inrush, thermal loss, fault response, and sourcing.
Aug 6, 2026
C0402C103K3RACTU Selection Guide: Choosing a 10 nF 0402 MLCC
Select C0402C103K3RACTU by voltage margin, X7R behavior, tolerance, 0402 assembly risk, and qualified alternatives.
Aug 4, 2026
STM32H753VIT6 MCU Selection Guide: Memory, Package, Connectivity, and Security
Choose STM32H753VIT6 by evaluating memory architecture, LQFP-100 pin fit, connectivity, security, power, and sourcing tradeoffs.
Aug 4, 2026
Why Buy from FindMyChip
About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
More from Texas Instruments
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $11.7500 | $11.75 |
| 4+ | $6.3000 | $25.20 |
| 5+ | $6.2244 | $31.12 |
| 20+ | $4.7880 | $95.76 |
| 50+ | $4.5007 | $225.03 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“Response time is incredible — usually under 4 hours. They understand that production lines can't wait.”
You May Also Like
ACS770ECB-200U-PFF-T
Allegro Microsystems
Integrated Circuit
ACS770KCB-150U-PFF-T
Allegro Microsystems
Integrated Circuit
MC33901WEF
NXP
Integrated Circuit
MC7808BDTRKG
ON Semiconductor
Integrated Circuit
PA94EC
Apex Microtechnology
Integrated Circuit
AP7315-28SR-7
Diodes Inc.
Integrated Circuit
74HCT245D
Nexperia
Integrated Circuit
CY62256VNLL-70ZXCT
Cypress Semiconductor
Integrated Circuit
EPM7032AETC44-4N
Intel
Integrated Circuit
EPM3512AQC208-10N
Intel
Integrated Circuit
EPM3256ATC144-7N
Intel
Integrated Circuit
EPM3256AQC208-7N
Intel
Integrated Circuit
EPM3256AQC208-10N
Intel
Integrated Circuit
EPM3128ATC100-7N
Intel
Integrated Circuit
EPM1270F256C4N
Intel
Integrated Circuit
EPF8282ATC100-4N
Intel
Integrated Circuit
EPF6016QC208-2N
Intel
Integrated Circuit
EPF6016ATC144-3N
Intel
Integrated Circuit
EPF10K30ATC144-3N
Intel
Integrated Circuit
EPC2TI32N
Intel
Integrated Circuit
EPC2LC20
Intel
Integrated Circuit
EP3SL150F1152C4N
Intel
Integrated Circuit
EP2SGX60DF780C5N
Intel
Integrated Circuit
EP2SGX60CF780C5N
Intel
Integrated Circuit