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Description
The GMS81C1404 and GMS81C1408 are advanced CMOS 8-bit microcontrollers with 4K/8K bytes of ROM. These microcontrollers provide a highly flexible and cost-effective solution for small applications such as battery charger controllers. They feature 192 bytes of RAM, an 8-bit timer/counter, an 8-bit A/D converter, a 10-bit high-speed PWM output, a programmable buzzer driving port, an 8-bit serial communication port, and on-chip oscillator and clock circuitry. Additionally, the GMS81C1404 and GMS81C1408 support power saving modes to reduce power consumption.
Specifications and features
- 4K/8K Bytes On-chip Program Memory
- 192 Bytes of On-chip Data RAM (Including stack memory)
- Instruction Cycle Time: 250nS at 8MHz
- 23 Programmable I/O pins (LED direct driving can be source and sink)
- 2.2V to 5.5V Wide Operating Range
- One 8-bit A/D Converter
- One 8-bit Basic Interval Timer
- Four 8-bit Timer/Counters
- Two 10-bit High-Speed PWM Outputs
- Watchdog timer (can be operated with internal RC-oscillation)
- One 8-bit Serial Peripheral Interface
- Twelve Interrupt sources: - External input: 4 - A/D Conversion: 1 - Serial Peripheral Interface: 1 - Timer: 6
- One Programmable Buzzer Driving port (500Hz ~ 130kHz)
- Oscillator Type: Crystal, Ceramic Resonator
- Noise Immunity Circuit: Power Fail Processor
- Power Down Mode: STOP mode, Wake-up Timer mode
Application Scenarios
The GMS81C1408B-HN052 can be used in various small applications such as battery charger controllers.
Comparison
Advantages- Highly flexible and cost-effective solution
- Power-saving modes to reduce power consumption
Disadvantages- Limited program memory (4K/8K bytes)
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Datasheet
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Popular parts of the same kind
- Datasheet: Download 81C1408B-HN052
- Chipdatas Part: CD94-81C1408B-HN052
- Warehouse: China, Hong Kong
- Dispatch: Within 24 hours
- Free Shipping: Yes
- Prority Shipping: Yes, 3-5 days
- Last Updated: 2024/06/03 15:47 +0800
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