TM4C1233C3PMI7R Texas Instruments Integrated Circuit (Quad Flat Packages) In Stock
TM4C1233C3PMI7R is a 32-bit ARM Cortex-M4F microcontroller by Texas Instruments in a Quad Flat Package with FPU and DMA. Key specs: 25 MHz clock, integrated ADC, boundary scan, floating-point unit. From $7.00 in stock worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Quad Flat Packages
- Pin Count
- 64
- Lifecycle
- OBSOLETE
- Datasheet
- TM4C1233C3PMI7R Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- ARM Cortex-M4F core with hardware floating-point unit and integrated DMA controller enabling efficient signal processing and peripheral data movement at 25 MHz without CPU load
- Integrated ADC with multiple channels and boundary scan JTAG support simplifying board-level test and in-circuit debug of complex industrial control systems
- Quad Flat Package with 32-bit architecture and cache providing a cost-effective upgrade path from 8-bit or 16-bit controllers in space-constrained industrial automation designs
Applications
TM4C1233C3PMI7R is suited for industrial motor control, process automation, and building management systems that require a 32-bit Cortex-M4F processor with floating-point math for PID algorithm execution at 25 MHz without software FPU overhead. Its integrated ADC and DMA allow simultaneous multi-channel sensor sampling with zero CPU cycles consumed per transfer, keeping the processor available for control loop computation at 1 kHz update rates. Embedded gateway applications also leverage the peripheral-rich QFP package and boundary scan capability for streamlined factory test and firmware programming during volume production.
Specifications
| YTEOL | 0 |
| Has ADC | YES |
| Bit Size | 32 |
| Boundary Scan | YES |
| CPU Family | CORTEX-M4F |
| Clock Frequency-Max | 25MHz |
| DAC Channels | NO |
| DMA Channels | YES |
| Format | FLOATING POINT |
| Integrated Cache | YES |
| JESD-30 Code | S-PQFP-G64 |
| JESD-609 Code | e4 |
| Low Power Mode | YES |
| Number of DMA Channels | 32 |
| Number of I/O Lines | 43 |
| Number of Serial I/Os | 7 |
| Number of Timers | 12 |
| On Chip Data RAM Width | 8 |
| On Chip Program ROM Width | 8 |
| PWM Channels | NO |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | SQUARE |
| Package Style | FLATPACK, LOW PROFILE, FINE PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| RAM (bytes) | 12288 |
| RAM (words) | 32 |
| ROM (words) | 32768 |
| ROM Programmability | FLASH |
| Speed | 80MHz |
| Supply Current-Max | 54.9mA |
| Supply Voltage-Max | 1.32V |
| Supply Voltage-Min | 1.2V |
| Supply Voltage-Nom | 1.2V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.5mm |
| Terminal Position | QUAD |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Package | Quad Flat Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 3 |
| ECCN | 3A991.A.2 |
| HTS Code | 8542.31.00.50 |
| Country of Origin | Philippines |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for TM4C1233C3PMI7R:
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M4F CPU, 80MHz, CMOS, PQFP64
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M4F CPU, 80MHz, CMOS, PQFP64
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M4F CPU, 80MHz, CMOS, PQFP64
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M4F CPU, 80MHz, CMOS, PQFP64
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M4F CPU, 80MHz, CMOS, PQFP64
Frequently Asked Questions
What is the maximum operating frequency and core architecture of TM4C1233C3PMI7R?
TM4C1233C3PMI7R runs at up to 25 MHz with an ARM Cortex-M4F core that includes a single-precision floating-point unit (FPU) executing 32-bit IEEE 754 float operations in 1 clock cycle. The hardware FPU eliminates software floating-point library calls, reducing PID control loop execution time from hundreds of cycles to under 20 cycles for a complete iteration at 25 MHz.
How does the integrated ADC of TM4C1233C3PMI7R benefit a multi-channel industrial sensor acquisition design?
TM4C1233C3PMI7R includes a multi-channel ADC with DMA support, allowing multiple sensor channels to be sampled and transferred to memory without CPU intervention. In a 4-channel current-sensing application, DMA can fill a 64-sample buffer per channel at 25 MHz ADC clock in approximately 2.56 µs, leaving the Cortex-M4F core free to run the control algorithm continuously without sampling interrupt overhead.
What does boundary scan support on TM4C1233C3PMI7R enable during production testing?
Boundary scan (JTAG IEEE 1149.1) on TM4C1233C3PMI7R allows automated in-circuit testing of board-level interconnects without physical test probes on each pin. A 100-pin QFP design with 60 signal nets can be fully interconnect-tested using a boundary scan vector in under 500 ms per board, reducing test fixturing cost by eliminating the bed-of-nails fixture and cutting production test time by 60% compared to functional test alone.
For a cost-sensitive 32-bit control board design, how does TM4C1233C3PMI7R compare to upgrading from an 8-bit AVR?
An 8-bit AVR at 20 MHz requires software libraries to handle 32-bit integer math and has no hardware FPU, adding 50-200 cycles per floating-point operation. TM4C1233C3PMI7R executes the same float operations in 1-3 cycles at 25 MHz, reducing a 1 kHz PID loop execution time from 400 µs (AVR) to under 40 µs, freeing over 96% of CPU bandwidth for communication stacks, fault detection, and higher-level supervisory logic in the same control board footprint.
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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.
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