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AM3703CUSD100
Texas Instruments
IC MPU SITARA 1.0GHZ 423FCBGA
2252 Pcs New Original In Stock
ARM® Cortex®-A8 Microprocessor IC Sitara™ 1 Core, 32-Bit 1.0GHz 423-FCBGA (16x16)
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5.0 / 5.0
- (39 Ratings)
AM3703CUSD100
Product Overview
1252444
DiGi Electronics Part Number
AM3703CUSD100-DGManufacturer
Texas Instruments
AM3703CUSD100
Description
IC MPU SITARA 1.0GHZ 423FCBGAInventory
2252 Pcs New Original In Stock
ARM® Cortex®-A8 Microprocessor IC Sitara™ 1 Core, 32-Bit 1.0GHz 423-FCBGA (16x16)
Quantity
Minimum 1
Minimum 1
Purchase and inquiry
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AM3703CUSD100 Technical Specifications
Category
Embedded, Microprocessors
Packaging
-
Series
Sitara™
Product Status
Active
Core Processor
ARM® Cortex®-A8
Number of Cores/Bus Width
1 Core, 32-Bit
Speed
1.0GHz
Co-Processors/DSP
Multimedia; NEON™ SIMD
RAM Controllers
SDRAM
Graphics Acceleration
No
Display & Interface Controllers
LCD
Ethernet
-
SATA
-
USB
USB 2.0 (4)
Voltage - I/O
1.8V
Operating Temperature
-40°C ~ 90°C (TJ)
Security Features
-
Mounting Type
Surface Mount
Package / Case
423-LFBGA, FCBGA
Supplier Device Package
423-FCBGA (16x16)
Additional Interfaces
HDQ/1-Wire, I2C, McBSP, McSPI, MMC/SD/SDIO, UART
Base Product Number
AM3703
Datasheet & Documents
Manufacturer Product Page
AM3703CUSD100 Specifications
HTML Datasheet
AM3703CUSD100-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
-296-42741-DG
296-42741
AM3703CUSD100-DG
TEXTISAM3703CUSD100
2156-AM3703CUSD100
Standard Package
90
Reviews
5.0/5.0-(Show up to 5 Ratings)
de desembre 02, 2025
Di Digi Electronics는 경쟁력 있는 가격과 효율적인 물류 서비스로 믿을 수 있는 곳입니다.
de desembre 02, 2025
Ich schätze die prompte Kommunikation nach dem Kauf, die mein Vertrauen in DiGi Electronics gestärkt hat.
de desembre 02, 2025
The company’s large and well-maintained stock levels help us meet tight deadlines.
de desembre 02, 2025
Always receives my orders on schedule with secure packaging.
de desembre 02, 2025
Delivery was timely, and I was kept updated every step of the way.
de desembre 02, 2025
We highly appreciate the proactive support from Di Digi Electronics after purchases.
de desembre 02, 2025
I enjoyed the minimalistic design, which made browsing a pleasant experience.
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Frequently Asked Questions (FAQ)
Can the AM3703CUSD100 replace an older AM3517 in an industrial HMI design without requiring major firmware or PCB layout changes?
The AM3703CUSD100 is not a drop-in replacement for the AM3517 due to differences in package (423-FCBGA vs. 324-FCBGA), I/O voltage levels, and peripheral pin multiplexing. While both are ARM Cortex-A8-based Sitara MPUs, the AM3703CUSD100 supports 1.8V I/O and includes additional interfaces like McSPI and enhanced MMC/SD/SDIO, which may require PCB rerouting and power domain adjustments. Firmware will also need updates to handle clocking, DDR memory controller configuration, and GPIO mapping. A full pinout and power integrity review is recommended before substitution to avoid signal integrity or boot failure risks.
What are the critical thermal design considerations when using the AM3703CUSD100 in a sealed enclosure operating at 85°C ambient temperature?
At 85°C ambient, the AM3703CUSD100’s junction temperature can approach or exceed its 90°C limit under load, risking thermal throttling or long-term reliability degradation. Since it lacks integrated thermal diodes, external thermal monitoring is essential. Use a heatsink or thermal via array under the 423-FCBGA package, ensure adequate airflow or conduction paths, and derate CPU frequency if sustained workloads exceed 700 MHz. TI’s thermal modeling tools (e.g., WebTHERM) should be used early in layout to validate θJA under real-world conditions and prevent field failures due to overheating.
How does the AM3703CUSD100 compare to the NXP i.MX6Solo (MCIMX6S7CVM08AB) for cost-sensitive, low-power industrial control applications?
The AM3703CUSD100 offers lower BOM cost and simpler power management than the i.MX6Solo, but lacks key features like dual-display support, hardware video encoding, and industrial temperature grading beyond 90°C. The i.MX6Solo (MCIMX6S7CVM08AB) supports -40°C to 105°C and includes EPD controller and advanced power gating, making it better suited for always-on systems. If your application requires only basic LCD output, USB 2.0, and moderate processing, the AM3703CUSD100 is viable—but for extended temp ranges or lower sleep currents, the i.MX6Solo reduces long-term risk despite higher unit cost.
What are the risks of using the internal RAM controller of the AM3703CUSD100 with low-cost commercial-grade DDR2 memory in an automotive-grade prototype?
Using commercial DDR2 with the AM3703CUSD100 in an automotive environment introduces reliability risks due to mismatched temperature specs—the MPU supports up to 90°C junction, but automotive under-hood temps can exceed this. Commercial DDR2 typically operates only to 85°C, risking data corruption during thermal cycling. Additionally, the AM3703CUSD100’s DDR controller requires precise trace-length matching and impedance control; low-cost memory modules may lack consistent timing margins. For automotive prototypes, use automotive-qualified DDR2 (e.g., Micron MT47H64M16HR-3:L) and validate signal integrity with eye diagrams to prevent intermittent crashes.
Can the AM3703CUSD100’s NEON SIMD unit be reliably used for real-time sensor fusion in a drone navigation system without floating-point hardware?
Yes, but with caveats. The AM3703CUSD100 includes a VFPv3-D16 FPU and NEON SIMD, enabling efficient fixed-point and single-precision floating-point operations for sensor fusion algorithms. However, deterministic real-time performance is not guaranteed due to cache contention and lack of a memory protection unit (MPU). For drone navigation, isolate time-critical tasks in tightly coupled memory (if available) or use a real-time OS with careful scheduling. Benchmark latency under worst-case cache pressure—delays in IMU data processing could destabilize flight control. Consider pairing with a dedicated Cortex-M4 co-processor for hard real-time tasks to mitigate risk.
Quality Assurance (QC)
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AM3703CUSD100 CAD Models
Texas Instruments AM3703CUSD100 PCB symbols & footprints
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