Texas Instruments TMS370C742ANT
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $40.72 | $40.72 |
| 15+ | $9.37 | $140.55 |
| 25+ | $9.16 | $229.00 |
| 50+ | $8.65 | $432.50 |
| 100+ | $7.64 | $764.00 |
| N+ | $1.53 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Texas Instruments |
| Product Series | TMS370 |
| Packaging | Bulk | Bulk |
| Core Processor | TMS370 |
| Core Size | 8-Bit |
| Speed | 5MHz |
| Connectivity | SCI |
| Peripherals | PWM, WDT |
| Number of I/O | 27 |
| Program Memory Size | 8KB (8K x 8) |
| Program Memory Type | OTP |
| EEPROM Size | 256 x 8 |
| RAM Size | 256 x 8 |
| Voltage - Supply (Vcc/Vdd) | 4.5V ~ 5.5V |
| Data Converters | A/D 8x8b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 105°C (TA) |
| Grade | - |
| Qualification | - |
| Mounting Type | Through Hole |
| Supplier Device Package | 40-PDIP |
| Package / Case | 40-DIP (0.600", 15.24mm) |
The Texas Instruments TMS370C742ANT is an 8-bit microcontroller with a TMS370 core running at 5MHz. It operates from 4.5V to 5.5V and includes 8KB of program memory and 256 bytes of RAM. Packaged in a 40-DIP, it provides PWM and WDT for simple embedded control and educational use.
- Through-hole DIP package: Enables easy prototyping and manual soldering, ideal for low-volume production.
- 8KB on-chip flash: Sufficient for small control programs without external memory.
- 5V operation: Simplifies interfacing with legacy TTL logic and sensors.
- Integrated PWM and WDT: Reduces external component count for basic motor and safety applications.
Educational Microcontroller Kits
The 40-DIP package is breadboard-friendly, allowing students to learn PWM and WDT concepts with a simple 5V supply.
Simple Timer Circuits
In industrial timers, the 8KB flash stores timing presets, and the 5MHz core provides accurate delay generation.
Low-Cost Appliance Controllers
For toasters or coffee makers, the 256B RAM handles basic state machines, while PWM controls heating elements.
Legacy Machine Retrofits
Replaces obsolete 8-bit controllers in old CNC machines, using the DIP package for easy socket replacement.
Battery Backup Systems
With 4.5V minimum, it monitors mains voltage and triggers PWM-based inverter switching during outages.
Hobby Robotics
The DIP package simplifies wiring for small robot controllers, with WDT preventing servo lockups.
- Q: What is the core and speed?
- A: It uses the TMS370 8-bit core running at 5MHz.
- Q: What is the operating voltage?
- A: It requires 4.5V to 5.5V, compatible with standard 5V logic.
- Q: How much flash and RAM does it have?
- A: It has 8KB of program memory and 256 bytes of RAM.
- Q: What package is available?
- A: It comes in a 40-DIP package with 0.600-inch spacing, ideal for through-hole prototyping.
- Q: What peripherals are included?
- A: It includes PWM and WDT for basic control and safety functions.
- Q: What is the core and speed?
- A: It uses the TMS370 8-bit core running at 5MHz.
- Q: What is the operating voltage?
- A: It requires 4.5V to 5.5V, compatible with standard 5V logic.
- Q: How much flash and RAM does it have?
- A: It has 8KB of program memory and 256 bytes of RAM.
- Q: What package is available?
- A: It comes in a 40-DIP package with 0.600-inch spacing, ideal for through-hole prototyping.
- Q: What peripherals are included?
- A: It includes PWM and WDT for basic control and safety functions.

TMS370C742ANT.pdf