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Description
The 3FD-H-I-B is an electronic component model belonging to the IC Chips product category. It is an 8-bit microcomputer based on the 740 family core technology. The model comes with a built-in LCD drive control circuit, a 10-channel A-D converter, and a Serial I/O as additional functions. Various variations of internal memory size and packaging are available within the 3FD-H-I-B model range.
Specifications and features
- Basic machine-language instructions: 71
- Minimum instruction execution time: 0.25 µs (at 8MHz oscillation frequency)
- Memory size:
- ROM: 16 K to 60 K bytes
- RAM: 640 to 2048 bytes
- Programmable input/output ports: 51 (common to SEG: 24)
- Interrupts: 18 sources, 16 vectors
- Timers: 8-bit ✕ 4, 16-bit ✕ 2
- A-D converter: 10-bit ✕ 8 channels
- Serial I/O: 8-bit ✕ 2 (UART or Clock-synchronized)
- PWM: 10-bit ✕ 2, 16-bit ✕ 1 (common to IGBT output)
- LCD drive control circuit:
- Bias: 1/2, 1/3
- Duty: 1/2, 1/3, 1/4
- Common output: 4
- Segment output: 24
- Two clock generating circuits (connect to external ceramic resonator or quartz-crystal oscillator)
- Watchdog timer: 8-bit ✕ 1
- LED direct drive port: 8 (average current: 15 mA, peak current: 30 mA, total current: 90 mA)
- Power source voltage:
- In through mode: 4.0 to 5.5 V (at 8 MHz oscillation frequency)
- In frequency/2 mode: 1.8 to 5.5 V (at 4 MHz oscillation frequency, A-D operation excluded)
- In low-speed mode: 1.8 to 5.5 V (at 32 kHz oscillation frequency)
- Power dissipation:
- In through mode: 26 mW (at 8 MHz oscillation frequency, VCC = 5 V)
- In low-speed mode: 21 µW (at 32 kHz oscillation frequency, VCC = 3 V)
- Operating temperature range: – 20 to 85°C
Application Scenarios
The 3FD-H-I-B is commonly used in electronic devices that require an 8-bit microcomputer with LCD drive control, A-D conversion, and Serial I/O capabilities. It is suitable for applications such as consumer electronics, industrial automation, and communication devices.
Comparison
Advantages- Wide range of memory sizes available
- Multiple input/output ports for versatile connectivity
- High precision A-D converter with 8 channels
- LCD drive control circuit for easy integration with displays
- Various power source voltage modes for flexibility
Disadvantages- Power dissipation may be higher compared to other models
- Limited operating temperature range
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Datasheet
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Shopping guide
Delivery period:
- - Will ship out in 2-3 days
- - DHL Express: 3-7 business days
- - DHL eCommerce: 12-22 business days
- - FedEx International Priority: 3-7 business days
- - EMS: 10-15 business days
Shipping fee:
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Shipping option:
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How to Buy:
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Additional Information
- Datasheet: Download 3FD-H-I-B
- Chipdatas Part: CD91-3FD-H-I-B
- Warehouse: China, Hong Kong
- Dispatch: Within 24 hours
- Free Shipping: Yes
- Prority Shipping: Yes, 3-5 days
- Last Updated: 2024/10/01 09:40 +0800
Refund
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- Full Refund if you don't receive your order
- Full or Partial Refund , If the item is not as described
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Payment Method
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