PIC12CE673-10E/P - 8-bit MCU 1.75KB OTP 6 I/O PDIP-8 | Microchip
MPN: PIC12CE673-10E/P ⚠ Lần mua cuốiPIC12CE673-10E/P Tóm tắt
An 8-bit microcontroller (MCU) is a single-chip computer that integrates a CPU, RAM, non-volatile program memory, I/O peripherals, and timers on a single die. The PIC12CE673 belongs to the PIC12C family of baseline/ mid-range 8-bit microcontrollers, sits within the broader 8-bit microcontroller category, and is a member of the Microchip PIC microcontroller family. Microcontrollers are a sub-class of microprocessors and a fundamental building block of embedded systems, used wherever low-power, deterministic, real-time control is required.
Key features of the PIC12CE673-10E/P include integrated EEPROM data memory (rare on OTP PIC12C devices), a 4-channel 8-bit ADC for direct sensor interfacing, an internal RC oscillator option to reduce external component count, a watchdog timer for reliable unattended operation, and power-on-reset plus brown-out detect for robust startup. The 10 MHz operating frequency yields a 400 ns instruction cycle suitable for control loops and simple serial protocols.
Architecturally, the PIC12CE673 uses a Harvard RISC core with separate program and data buses, 8-bit data path, and a 14-bit instruction word. The integrated EEPROM provides byte-erasable non-volatile storage distinct from OTP program memory, enabling field-configurable calibration constants or serial numbers.
Typical applications include sensor signal conditioning, battery chargers, small appliance controls, automotive body electronics (where the extended temperature grade is required), and any low-cost A/D-converter-equipped control node. Engineers pick the PIC12CE673-10E/P when they need EEPROM and ADC in the smallest 8-pin footprint with industrial temperature support.
When designing with this part, observe that OTP program memory cannot be re-programmed in-circuit - prototype with the windowed CERDIP version (PIC12CE673-10E/JW) or use a flash PIC12F675 for development. The 6 I/O pins are shared with ADC inputs and the MCLR reset function, so plan pin allocation carefully.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found on a single manufacturer product page or datasheet summary.
Bộ thay thế dễ dàng lắp đặt cho PIC12CE673-10E/P — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
Các biến thể trong loạt này
Các mẫu cùng loạt có thể lắp đặt dễ dàng tương thích với PIC12CE673-10E/P (cùng hình factor và footprint) — khác nhau ở Package, Operating Temperature, I/O Pins, Program Memory Type, Timers.
PIC12CE673-04/P
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Xem tài liệu →PIC12CE673-10E/P
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Xem tài liệu →PIC12CE674-10E/P
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Xem tài liệu →PIC12C672-10/P
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC12F675-I/P
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Xem tài liệu →PIC12C671-10/P
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Xem tài liệu →PIC12CE673-10E/P Tỷ lệ tối đa & tính chất điện
| Core | PIC 8-bit RISC |
| Instruction Set | 35 single-word instructions |
| Instruction Cycle Time | 400 ns at 10 MHz |
| Program Memory Type | OTP (One-Time-Programmable) |
| Program Memory Size | 1.75 KB (1K x 14) |
| Data RAM | 128 bytes |
| Data EEPROM | 128 bytes (integrated) |
| Operating Frequency | 10 MHz |
| I/O Pins | 6 |
| ADC | 4-channel, 8-bit |
| Timers | 1 x 8-bit, 1 x Watchdog |
| Điện áp cung cấp | 2.5 V to 5.5 V |
| Nhiệt độ hoạt động | -40 C to +125 C (Extended) |
| Hộp | PDIP-8 (8-pin DIP, 0.300 inch / 7.62 mm) |
| Kiểu lắp đặt | Through-Hole |
| Architecture | Harvard, 14-bit instruction word |
| Brown-Out Reset | Yes |
| Power-On Reset | Yes |
| Trạng thái RoHS | Compliant |
Cấu hình chân PIC12CE673-10E/P
| Chân 1 | VDD — Positive supply voltage (2.5 V to 5.5 V) |
| Chân 2 | OSC1/GP5 — Oscillator input or general-purpose I/O pin 5 |
| Chân 3 | OSC2/GP4 — Oscillator output or general-purpose I/O pin 4 |
| Chân 4 | MCLR/VPP/GP3 — Master clear reset / programming voltage / GPIO 3 |
| Chân 5 | VSS — Ground reference |
| Chân 6 | GP0/AN0 — General-purpose I/O / analog input channel 0 |
| Chân 7 | GP1/AN1 — General-purpose I/O / analog input channel 1 |
| Chân 8 | GP2/AN2/T0CKI — General-purpose I/O / analog input channel 2 / Timer 0 clock input |
Ứng dụng tiêu biểu
PIC12CE673-10E/P phù hợp cho 6 Áp dụngs: Battery-Powered Sensor Nodes, Automotive Body Electronics, Small Appliance Control, Industrial Process Instrumentation, Hobbyist and Educational Projects, Smart Home Edge Devices.
Battery-Powered Sensor Nodes
The PIC12CE673-10E/P suits battery-powered sensor nodes because of its 2.5 V to 5.5 V supply range and low-power CMOS core, drawing only a few hundred microamps at 10 MHz. Its integrated 4-channel 8-bit ADC allows direct connection to thermistors, photocells, or voltage-divider sensors without an external ADC IC, while the 128-byte integrated EEPROM stores calibration constants and unique node IDs that survive power cycles. The extended -40 C to +125 C temperature grade permits deployment in unattended outdoor enclosures. Use it with a 32.768 kHz watch crystal on T0CKI/GP2 to wake the MCU periodically for sub-100 uA average current consumption. The 6 I/O pins are sufficient to drive a low-power RF module, an indicator LED, and one digital sensor. Compared with newer PIC12F675, this part trades Flash flexibility for raw cost in volume.
Được đề xuất
Automotive Body Electronics
The PIC12CE673-10E/P is qualified for the -40 C to +125 C extended automotive temperature grade, making it usable in under-hood and cabin body controllers, lighting controllers, and simple HVAC damper actuators. The 6 I/O pins handle switch inputs, relay drivers, and a single PWM channel for fan or valve control via the 8-bit timer. Its 1.75 KB OTP program memory is enough for state-machine-based control loops running at 10 MHz with 400 ns instruction cycle time. The integrated 128-byte EEPROM is valuable for storing mileage-based trim settings or dealer configuration. Brown-out reset and watchdog timer prevent lockup in noisy automotive electrical environments. Engineers should add TVS diodes and common-mode chokes externally since the PIC12CE673 has no internal protection.
Được đề xuất
Small Appliance Control
Coffee makers, toaster ovens, blenders, and rice cookers are classic PIC12CE673-10E/P applications where the MCU runs a closed-loop thermal or motor-control algorithm at low cost. The 4-channel 8-bit ADC reads a thermistor (temperature), a potentiometer (user setpoint), and a current-sense resistor (load feedback). Two GPIO pins drive a TRIAC optocoupler and a buzzer. The 10 MHz clock and 400 ns instruction cycle support a 60 Hz zero-cross detection routine with comfortable timing margin. OTP memory prevents field firmware tampering, which some appliance OEMs prefer for IP protection. The 8-pin PDIP through-hole package simplifies wave-soldering in low-cost factory assembly versus fine-pitch SMD parts.
Được đề xuất
Industrial Process Instrumentation
In 4-20 mA loop-powered transmitters and panel meters, the PIC12CE673-10E/P digitizes a sensor signal using its 4-channel ADC and drives a 2-wire or 3-wire isolated output. The 128-byte EEPROM stores calibration coefficients per channel, allowing factory trimming of up to 64 2-byte constants. The extended -40 C to +125 C range covers outdoor process instrumentation installations. Brown-out detection prevents corrupt EEPROM writes when the loop current sags. The 35 single-word PIC instruction set allows rapid firmware development in MPASM or C18. For hazardous-area installations, the PIC12CE673-10E/P must be paired with a certified barrier; the MCU itself has no intrinsic-safety rating.
Được đề xuất
Hobbyist and Educational Projects
The PIC12CE673-10E/P is a popular learning vehicle for 8-bit MCU education because its 35-instruction RISC core fits on a single page of a reference card and its 8-pin PDIP plugs into a breadboard without surface-mount rework. Hobbyists use it for LED cubes, line-following robots, simple PWM motor controllers, and serial-port-to-GPIO bridges. The integrated EEPROM introduces beginners to non-volatile data storage without needing an external 24LCxx I2C EEPROM. Programming requires a PICkit 3 or PICkit 4 programmer since OTP memory cannot be ISP-programmed. For low-cost classroom kits, pair the PIC12CE673-10E/P with a 4 MHz ceramic resonator and a 10k potentiometer on AN3 for hands-on ADC experimentation.
Được đề xuất
Smart Home Edge Devices
Smart-home edge nodes such as simple wall switches, dimmer remotes, and battery-powered occupancy sensors use the PIC12CE673-10E/P for its tiny 8-pin footprint, integrated EEPROM for storing fade curves, and integrated ADC for light or motion sensors. The MCU wakes on a button press, reads the sensor via the 8-bit ADC, transmits a 433 MHz OOK packet using bit-banged GPIO timing, and returns to sleep - all within the 1.75 KB code budget. The extended temperature range supports attic and outdoor junction-box installations. For Zigbee or BLE-equipped smart-home devices, a PIC12CE673 is too resource-limited; pair it instead with a PIC18 or PIC32MX part with hardware radio support.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho PIC12CE673-10E/P — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
So sánh với các sản phẩm thay thế
| Tham số | Sản phẩm này | PIC12CE673-04/P | PIC12CE674-10E/P | PIC12C672-10/P | PIC12F675-I/P |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | PDIP-8 | PDIP-8 - same | PDIP-8 - same | PDIP-8 - same | PDIP-8 - same |
| Program Memory | 1.75 KB OTP | 1.75 KB OTP | 3.5 KB OTP (+100%) | 2 KB EPROM (+14%) | 1.75 KB Flash (reprogrammable) |
| Data EEPROM | 128 bytes | 128 bytes | 128 bytes | None | 128 bytes |
| ADC | 4-ch 8-bit | 4-ch 8-bit | 4-ch 8-bit | None | 4-ch 10-bit (higher resolution) |
| Max Clock Speed | 10 MHz | 4 MHz (-60%) | 10 MHz | 10 MHz | 20 MHz (+100%) |
| I/O Pins | 6 | 6 | 6 | 6 | 6 |
| Operating Temperature | -40 C to +125 C | -40 C to +125 C | -40 C to +125 C | -40 C to +85 C (industrial) | -40 C to +85 C (industrial) |
| Lifecycle Status | Last-Time-Buy | Last-Time-Buy | Last-Time-Buy | Last-Time-Buy | Active |
Bảo phân biệt quan trọng
- Integrated 128-byte EEPROM data memory (vsPIC12C672-10/P)
- Built-in 4-channel 8-bit ADC (vsPIC12C672-10/P)
- Extended -40 C to +125 C automotive temperature grade (vsPIC12F675-I/P)
- OTP prevents field firmware tampering (vsPIC12F675-I/P)
Ghi chú thiết kế
The PIC12CE673-10E/P core draws approximately 2 mA at 5 V and 10 MHz; add 50 uA per GPIO sourcing 5 mA. For battery-powered designs, switch to the internal 4 MHz RC oscillator and enable the SLEEP instruction between ADC conversions to drop average current below 100 uA. The brown-out reset voltage should be configured to 4.0 V (BOREN=1, BORV=1) for 5 V systems to prevent EEPROM corruption during supply droop. Use a 100 nF ceramic decoupling cap within 5 mm of VDD (pin 1), and a 10 uF bulk cap if the supply has more than 50 mV ripple at the MCU pin.
For 8-pin PDIP layout, place the decoupling capacitor between VDD (pin 1) and VSS (pin 5) with traces no longer than 5 mm total to keep the loop area small. The MCLR/VPP pin (pin 4) requires a 10 kohm pull-up to VDD for normal operation and a 100 nF cap to ground for noise immunity; during ICSP programming, the cap slows the VPP rise time so reduce it to 10 nF if programming failures occur. Route the crystal or resonator traces (OSC1/OSC2, pins 2 and 3) symmetrically with a ground plane underneath and keep them short to avoid stray capacitance that shifts the oscillator.
Three pitfalls bite new PIC12CE673 users. First, OTP program memory is one-time - if the bit-fuses are misconfigured for the watchdog or oscillator, the chip is bricked. Always prototype with PIC12F675 or the JW windowed version. Second, the 6 I/O pins are multiplexed with ADC and the MCLR function; configure the CMCON register to disable the comparator and the ANSEL register to enable digital I/O on pins that should not be analog inputs. Third, the integrated EEPROM supports 1 million erase/write cycles typical but requires an erase-before-write sequence; reading the EEPROM datasheet errata before designing calibration storage is essential.
Thông tin tuân thủ
RoHS and REACH compliant per Microchip product page; lead-free PDIP package. PIC12CE673 is not formally AEC-Q100 qualified but the -10E extended temperature grade is widely used in non-safety automotive body electronics. Halogen-free status not explicitly listed in the verified web data.
