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Product Detailed Parameters
- Description：8-BIT, EEPROM, ACE1202 CPU, 1MHZ
- Series：-
- Mfr：Fairchild Semiconductor
- Package：Bulk
- Core Processor：ACE1202
- Core Size：8-Bit
- Speed：4MHz
- Connectivity：-
- Peripherals：Brown-out Detect/Reset, LVD, POR, PWM, WDT
- Number of I/O：8
- Program Memory Size：2KB (2K x 8)
- Program Memory Type：EEPROM
- EEPROM Size：64 x 8
- RAM Size：64 x 8
- Voltage - Supply (Vcc/Vdd)：2.2V ~ 5.5V
- Data Converters：-
- Oscillator Type：Internal
- Operating Temperature：-40°C ~ 85°C
- Mounting Type：Surface Mount
- Supplier Device Package：14-SOIC
- Package / Case：14-SOIC (0.154", 3.90mm Width)
- Grade：-
- Qualification：-
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Overview
The ACE1202EM is an 8-bit microcontroller belonging to the ACEx (Arithmetic Controller Engine) family, manufactured by Fairchild Semiconductor. It features a 4 MHz internal oscillator and operates within a voltage range of 2.2V to 5.5V. The device includes 2KB of EEPROM program memory and 64 bytes of data RAM. It provides 8 I/O lines and supports in-circuit programming for code EEPROM, data EEPROM, and initialization registers. Key peripherals include PWM, WDT, LVD, POR, and brown-out detection/reset circuits.
Feature Summary
- Supports in-circuit programming of code EEPROM, data EEPROM, and initialization registers.
- Integrates essential peripheral functions including PWM, watchdog timer, and low-voltage detection.
- Designed for high performance with low power consumption and small physical size.
Applications
- Low power embedded system applications
- Battery-operated devices requiring efficient power management
- Simple control logic systems utilizing PWM or watchdog timers
Procurement Notes
Verify component authenticity as this part may be discontinued or superseded. Confirm package integrity and pin compatibility before integration. Check for obsolescence status through official onsemi channels. Ensure supply chain sources are authorized distributors to avoid counterfeit risks. Validate electrical specifications against current design requirements.
Selection Notes
Select this MCU for applications prioritizing low power and compact form factors. Consider the 8-bit architecture and 4 MHz speed for simple control tasks. Evaluate peripheral needs such as PWM and WDT availability. Verify voltage compatibility with the 2.2V to 5.5V operating range. Assess memory requirements against the 2KB EEPROM and 64-byte RAM limits.
Part Context
The ACE1202EM is part of the ACEx family, which includes variants like ACE1001, ACE1101, and ACE1502. These MCUs are designed for arithmetic controller engine applications. The family emphasizes low power consumption and small size. Fairchild Semiconductor developed this series for embedded systems requiring efficient processing capabilities.
Replacement Considerations
Check onsemi documentation for direct substitutes within the ACEx family. Verify pinout and electrical parameter compatibility. Consider newer generations if available. Ensure software compatibility with existing firmware. Consult official datasheets for updated part recommendations.
