SM28VLT32SHKN Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
Texas Instruments SM28VLT32SHKN is a 32 Mbit (4 MB) Flash memory IC with 16-bit memory width operating at up to 1 MHz clock in a 14-pin SOP package. It offers 1000 write/erase cycle endurance, data polling support, and suits embedded code storage and data logging in industrial and consumer electronics.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 14
- Lifecycle
- OBSOLETE
- Datasheet
- SM28VLT32SHKN Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -55.0°C to 210.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of SM28VLT32SHKN?
- 32 Mbit (4 MB) Flash storage with 16-bit memory width
- Up to 1 MHz clock frequency for reliable read/write operation
- 1000 write/erase cycle endurance for firmware update applications
- Data polling support for efficient write completion detection
- 14-pin small-outline DFP package for compact PCB integration
- Single-function Flash IC simplifying memory subsystem design
What is SM28VLT32SHKN used for?
The SM28VLT32SHKN is used for embedded firmware storage, boot code retention, and data logging in industrial controllers, consumer electronics, and automotive peripherals where 32 Mbit of non-volatile Flash with 16-bit parallel access is required. Its 1 MHz clock rate and 1000-cycle endurance make it suitable for applications with infrequent firmware updates such as appliance controllers, meter data storage, and set-top box boot memory.
What are the specifications of SM28VLT32SHKN?
| YTEOL | 0 |
| Clock Frequency-Max (fCLK) | 1MHz |
| Data Polling | YES |
| Endurance | 1000 Write/Erase Cycles |
| JESD-30 Code | R-CDFP-G14 |
| JESD-609 Code | e4 |
| Memory Density | 33554432bit |
| Memory IC Type | FLASH |
| Memory Width | 16 |
| Number of Functions | 1 |
| Number of Words | 2097152words |
| Number of Words Code | 2000000 |
| Operating Mode | SYNCHRONOUS |
| Organization | 2MX16 |
| Package Body Material | CERAMIC, METAL-SEALED COFIRED |
| Package Equivalence Code | SOP14,1,40 |
| Package Shape | RECTANGULAR |
| Package Style | FLATPACK |
| Parallel/Serial | SERIAL |
| Programming Voltage | 1.8V |
| Qualification Status | Not Qualified |
| Serial Bus Type | SPI |
| Supply Current-Max | 0.16mA |
| Supply Voltage-Max (Vsup) | 3.6V |
| Supply Voltage-Min (Vsup) | 3.1V |
| Supply Voltage-Nom (Vsup) | 1.9V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | MILITARY |
| Terminal Finish | GOLD |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.02mm |
| Terminal Position | DUAL |
| Toggle Bit | YES |
| Type | NOR TYPE |
| Write Protection | HARDWARE |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | 3A001.A.2.A |
| HTS Code | 8542.32.00.71 |
Where can I find the SM28VLT32SHKN datasheet?
SM28VLT32SHKN Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for SM28VLT32SHKN?
Compatible alternatives and drop-in replacements for SM28VLT32SHKN:
suggested
suggested
suggested
suggested
Frequently Asked Questions
How much storage capacity does the SM28VLT32SHKN provide and in what memory width?
The SM28VLT32SHKN provides 32 Mbit of Flash memory, equivalent to 4 MB, organized with a 16-bit memory width. This capacity is sufficient for storing complete embedded firmware images, bootloaders, and read-only data tables in industrial controllers, set-top boxes, and networked appliances that require persistent non-volatile code storage without an external memory controller.
How many write/erase cycles can the SM28VLT32SHKN endure before Flash wear becomes a reliability concern?
The SM28VLT32SHKN is rated for 1000 write/erase cycles. For applications that update firmware infrequently — such as appliance controllers, smart meters, or automotive ECU peripherals — this endurance is typically more than sufficient over the product lifetime. Designs requiring more frequent writes, such as data loggers cycling every day, would need to evaluate whether the cumulative write count exceeds 1000 over the intended service life.
Does the SM28VLT32SHKN support data polling, and how does that help embedded write operations?
Yes, the SM28VLT32SHKN supports data polling, which allows the host microcontroller to detect when a Flash write or erase operation has completed by reading a status bit rather than waiting a fixed delay. This reduces wasted CPU cycles by enabling the processor to perform other tasks during the typical 1 MHz clock write cycle and only act on completion, improving overall system throughput in firmware update sequences.
Which package does the SM28VLT32SHKN use, and how does it affect PCB layout for a 32 Mbit Flash design?
The SM28VLT32SHKN uses a 14-pin ceramic dual flat package (R-CDFP-G14) in a small-outline footprint. The 14-pin count keeps routing manageable on 2-layer PCBs compared to wider BGA or TSOP-style Flash packages, and the SOP form factor is compatible with standard SMD reflow assembly. For a 16-bit parallel interface, 14 pins accommodates the address, data, and control lines needed for 32 Mbit access at up to 1 MHz clock.
Related Guides
STM32H725IGT3 Selection Guide: Memory, Package, Temperature, and Supply
Choose the right STM32H725 variant by comparing Flash, package, pin count, temperature grade, connectivity, and production requirements.
Aug 1, 2026
STM32H725IGT3 High-Performance MCU Design Guide
Design STM32H725IGT3 systems for reliable 550 MHz operation with practical power, clock, cache, DMA, PCB, ADC, and recovery guidance.
Jul 31, 2026
150141VS73100 Violet SMD LED Selection Guide: Color, Drive, and Sourcing
Select the 150141VS73100 by wavelength, brightness, drive current, 3528 fit, reliability, and traceable sourcing requirements.
Jul 31, 2026
STEF05SGR 5 V eFuse Protection Design Guide
Design a reliable 5 V STEF05SGR eFuse stage with current-limit math, capacitor sizing, thermal analysis, fault recovery, and PCB layout guidance.
Jul 30, 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
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“Their engineering team helped us find a pin-compatible alternative when our original MCU went EOL.”
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