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Product Detailed Parameters
- Description：IC MPU SITARA 456MHZ 176HLQFP
- Series：Sitara™
- Mfr：Texas Instruments
- Package：Tray
- Core Processor：ARM926EJ-S
- Number of Cores/Bus Width：1 Core, 32-Bit
- Speed：456MHz
- Co-Processors/DSP：System Control; CP15
- RAM Controllers：SDRAM
- Graphics Acceleration：No
- Display & Interface Controllers：-
- Ethernet：10/100Mbps (1)
- SATA：-
- USB：USB 2.0 + PHY (1)
- Voltage - I/O：1.8V, 3.3V
- Operating Temperature：-40°C ~ 90°C (TJ)
- Security Features：-
- Mounting Type：Surface Mount
- Package / Case：176-LQFP Exposed Pad
- Supplier Device Package：176-HLQFP (24x24)
- Additional Interfaces：I2C, McASP, SPI, MMC/SD, UART
- Grade：-
- Qualification：-
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Overview
The AM1705DPTPD4 is a microprocessor belonging to the Sitara family, manufactured by Texas Instruments. It integrates an ARM926EJ-S core operating at a maximum frequency of 456 MHz within a 176-pin HLQFP package featuring a 24x24mm footprint and exposed pad. The device includes a 10/100Mbps Ethernet MAC and supports SDRAM program space. It operates within a temperature range of 0°C to +90°C and utilizes a 32-bit data bus width with System Control and CP15 coprocessors.
Feature Summary
- Integrates an ARM926EJ-S processor core for embedded control applications
- Includes an on-chip 10/100Mbps Ethernet Media Access Controller
- Supports external SDRAM for program memory execution
Applications
- Industrial automation controllers
- Smart metering systems
- Embedded networking gateways
Procurement Notes
Verify component authenticity through authorized distribution channels. Confirm the specific suffix matches the required package and temperature grade. Check for RoHS compliance status and ensure the part number corresponds to the exact silicon revision needed for your design compatibility.
Selection Notes
Select this component when an ARM9-based solution with integrated Ethernet connectivity is required for cost-sensitive industrial applications. Ensure the design accommodates the HLQFP-176 package dimensions and thermal requirements. Verify that the system memory interface aligns with the supported SDRAM specifications.
Part Context
This microprocessor is part of the Sitara family, designed for low-power embedded processing. It combines a general-purpose CPU with peripheral interfaces suitable for standalone or networked devices. The architecture balances processing performance with power efficiency for industrial and commercial use cases.
Replacement Considerations
The provided documentation lists the AM1705CPTP4 as a related variant within the same series. Verify pinout compatibility and functional equivalence before substitution. No other direct public substitutes are confirmed in the available source material.
