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CC3220SF12ARGKR
Texas Instruments
IC RF TXRX+MCU WIFI 64VFQFN
30984 Pcs New Original In Stock
IC RF TxRx + MCU WiFi 802.11b/g/n 2.4GHz 64-VFQFN Exposed Pad
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5.0 / 5.0
- (276 Ratings)
CC3220SF12ARGKR
Product Overview
1252887
DiGi Electronics Part Number
CC3220SF12ARGKR-DGManufacturer
Texas Instruments
CC3220SF12ARGKR
Description
IC RF TXRX+MCU WIFI 64VFQFNInventory
30984 Pcs New Original In Stock
IC RF TxRx + MCU WiFi 802.11b/g/n 2.4GHz 64-VFQFN Exposed Pad
Quantity
Minimum 1
Minimum 1
Purchase and inquiry
Warranty & Returns
How to Order
Shipping & Delivery
Quality Assurance
365 - Day Quality Guarantee - Every part fully backed.
90 - Day Refund or Exchange - Defective parts? No hassle.
Limited Stock, Order Now - Get reliable parts without worry.
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CC3220SF12ARGKR Technical Specifications
Category
RF Transceiver ICs
Packaging
Cut Tape (CT) & Digi-Reel®
Series
SimpleLink™
Product Status
Active
DiGi-Electronics Programmable
Not Verified
Type
TxRx + MCU
RF Family/Standard
WiFi
Protocol
802.11b/g/n
Modulation
DSSS, OFDM
Frequency
2.4GHz
Data Rate (Max)
54Mbps
Power - Output
18dBm
Sensitivity
-96dBm
Memory Size
1MB Flash, 256kB RAM
Serial Interfaces
ADC, I2C, SPI, UART, PCM
GPIO
27
Voltage - Supply
2.1V ~ 3.6V
Current - Receiving
59mA
Current - Transmitting
223mA
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
64-VFQFN Exposed Pad
Supplier Device Package
64-VQFN (9x9)
Base Product Number
CC3220
Datasheet & Documents
Getting Started Guide
CC3220 Getting Started Guide
Manufacturer Product Page
CC3220SF12ARGKR Specifications
Design Resources
CC3120, CC3220 Layout Guidelines
HTML Datasheet
CC3220SF12ARGKR-DG
Environmental & Export Classification
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
3 (168 Hours)
REACH Status
REACH Unaffected
ECCN
5A992C
HTSUS
8542.31.0001
Additional Information
Other Names
296-45439-2
296-45439-6
296-45439-1
Standard Package
2,500
Reviews
5.0/5.0-(Show up to 5 Ratings)
de desembre 02, 2025
每次購買都能準時收到貨，包裝很有保障，讓人放心。
de desembre 02, 2025
Die Logistik bei Di Digi Electronics ist vorbildlich. Ich konnte meine Bestellung kaum erwarten, so schnell war sie da.
de desembre 02, 2025
The support team went above and beyond to help me with my concerns after purchase.
de desembre 02, 2025
Customer support from DiGi Electronics always exceeds my expectations.
de desembre 02, 2025
I've used their components in multiple builds, and they have proven to be incredibly sturdy over time.
de desembre 02, 2025
I’ve dropped their products multiple times, but they still function flawlessly—exceptional durability.
de desembre 02, 2025
Their staff is knowledgeable and always ready to help with a smile.
de desembre 02, 2025
Customer support is swift and effective, making us confident in their service.
de desembre 02, 2025
DiGi Electronics offers swift logistics, ensuring our orders arrive promptly every time.
de desembre 02, 2025
DiGi Electronics’s shipping reliability is crucial for my business operations.
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Frequently Asked Questions (FAQ)
What are the key design-in risks when integrating the CC3220SF12ARGKR into a space-constrained IoT PCB, and how can thermal performance be maintained under continuous transmission?
When designing the CC3220SF12ARGKR into compact IoT systems, the 64-VQFN (9x9mm) package limits trace routing and thermal dissipation. The exposed pad must be properly soldered to a sufficient copper pour with multiple vias to ground to manage the 223mA transmit current and prevent overheating. Avoid placing heat-sensitive components nearby, and ensure the PCB layout follows TI’s recommended RF grounding and power decoupling (typically 10µF bulk and 0.1µF ceramic caps close to each VDD pin). Insufficient thermal relief increases junction temperature, risking brownout or reduced RF output stability over time, especially in enclosed enclosures.
How does the CC3220SF12ARGKR compare to the ESP32-WROOM-32 in terms of security features and suitability for certified medical or industrial applications?
The CC3220SF12ARGKR offers hardware-based security advantages over the ESP32-WROOM-32, including dedicated crypto accelerators (AES, SHA, ECC), secure boot with customer lock, and individual device identity per unit—features critical for FDA or IEC 62304-compliant medical devices. Unlike the ESP32, TI’s SimpleLink™ platform provides full ARM Cortex-M4 isolation for the application core, reducing attack surface. The CC3220SF12ARGKR also supports over-the-air (OTA) updates with signed images, whereas ESP32 implementations often require additional configuration. For regulated environments needing FIPS or Common Criteria-aligned security, the CC3220SF12ARGKR is a lower-risk choice.
Can the CC3220SF12ARGKR replace the older CC3100MOD in an existing WiFi-enabled sensor gateway, and what changes are required in power management and antenna tuning?
Yes, the CC3220SF12ARGKR can replace the CC3100MOD as a standalone upgrade, integrating both MCU and WiFi in one package versus the CC3100MOD’s network processor architecture. However, the CC3220SF12ARGKR requires a new firmware design since it runs application code locally on its ARM Cortex-M4. Power sequencing must support 2.1V–3.6V with stable LDO regulation, and if using the same 2.4GHz antenna, verify impedance matching (typically 50Ω) via VNA tuning due to differences in RF pinout and output power (18dBm). Reuse of matching components from CC3100 designs may lead to reduced range if not re-characterized.
What are the practical limits of using the CC3220SF12ARGKR in battery-powered edge devices running continuous sensor polling with TLS encryption?
While the CC3220SF12ARGKR supports deep sleep modes, continuous sensor polling and TLS encryption significantly impact battery life due to high active currents (59mA receive, 223mA transmit). Real-world battery operation is limited without aggressive duty cycling—typical Li-ion systems last only days, not months. To extend life, minimize active transmit bursts, use sensor interrupts instead of polling, offload encryption during idle intervals, and leverage TI’s Power Driver API to gate unused peripherals. Also, consider local preprocessing to reduce WiFi wakeups; otherwise, the CC3220SF12ARGKR is better suited for line-powered or solar-assisted applications.
Is the 1MB Flash and 256kB RAM on the CC3220SF12ARGKR sufficient for edge computation with MQTT over TLS and OTA firmware updates, and what are the partitioning trade-offs?
The 1MB Flash on the CC3220SF12ARGKR can accommodate a full MQTT/TLS stack (e.g., using TI-RTOS and SimpleLink Wi-Fi CC32xx SDK) plus application code, but dual-bank OTA updates require careful partitioning—typically 512kB per firmware image. This leaves limited user Flash for file storage or logs. The 256kB RAM is tight when running TLS handshakes and protocol stacks concurrently; dynamic allocations should be minimized. To avoid heap fragmentation and boot failures, disable unused SDK features (e.g., FTP, HTTP server), and use static buffers where possible. For complex edge logic, consider external SPI Flash, but ensure timing meets CPU wait-state requirements.
Quality Assurance (QC)
DiGi ensures the quality and authenticity of every electronic component through professional inspections and batch sampling, guaranteeing reliable sourcing, stable performance, and compliance with technical specifications, helping customers reduce supply chain risks and confidently use components in production.
CC3220SF12ARGKR CAD Models
Texas Instruments CC3220SF12ARGKR PCB symbols & footprints
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