PIC12F510-I/MS - 8-bit MCU, 1.5KB Flash, 8MHz, MSOP-8 | Microchip
料号： PIC12F510-I/MS ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $0.72 | $0.72 |
| 10 | $0.65 | $6.50 |
| 100 | $0.55 | $55.00 |
| 500 | $0.48 | $240.00 |
| 1,000 | $0.42 | $420.00 |
PIC12F510-I/MS 概述
An 8-bit PIC microcontroller (MCU) is a single-chip computer built around an 8-bit data path that integrates a CPU core, non-volatile program memory (Flash/ROM), volatile working memory (RAM), non-volatile data storage (EEPROM), and configurable peripheral blocks (timers, ADC, comparators, communication peripherals). PIC12F-series MCUs sit at the ultra-small-pincount end of the PIC family (8 pins), targeting cost- and space-constrained applications such as LED drivers, sensor signal conditioning, battery chargers, and remote-control front ends where the 12-bit-wide instruction set delivers ~2:1 code density versus competing 8-bit cores.
Key specifications include 1.5 KB Flash program memory, 41 bytes SRAM, 63 bytes EEPROM, an operating voltage range of 2.0 V to 5.5 V, and an industrial temperature range of -40 °C to +85 °C. The device integrates a high-performance RISC CPU with only 33 single-word/single-cycle instructions, an 8-bit timer/counter (TMR0), a watchdog timer, an 8-bit ADC with 4 input channels and 4 multiplexed channels, and one analog comparator. The MSOP-8 package provides a compact 3 x 3 mm footprint ideal for space-limited designs.
Architecturally, the PIC12F510 is built on Microchip's baseline 8-bit core with a 12-bit instruction word, supporting direct, indirect, and relative addressing modes. The Flash memory supports in-circuit serial programming (ICSP) via two pins, enabling firmware updates after PCB assembly. The ADC uses successive-approximation register (SAR) conversion with software-selectable acquisition time, and the comparator offers programmable reference and output polarity. Power-saving features include a Sleep mode with wake-up on pin change and a clock-monitoring circuit.
Typical applications include battery-powered sensor nodes, LED lighting controllers, small appliance controls, automotive interior lighting, fan/thermostat controllers, and consumer remote controls. The combination of integrated ADC, comparator, and EEPROM makes it well-suited for standalone analog signal conditioning without external components.
When designing with this MCU, ensure decoupling caps of 0.1 µF are placed close to VDD, and reserve the ICSPDAT/ICSPCLK pins (typically GP0/GP1) for in-circuit programming unless they are also used in the final application. The internal 4 MHz oscillator provides ±1% accuracy after calibration and avoids the need for external crystals in most applications.
This page synthesizes distributor pricing, drop-in PIC12 family alternatives, and practical design notes not found in the manufacturer datasheet alone.
直接替换替代料： PIC12F510-I/MS ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： PIC12F510-I/MS （相同外形与封装尺寸） ——差异在于 Package, Timers, Internal Oscillator, ADC, Core Architecture.
快速对比工具——选择替代料号进行并排对比：
PIC12F510-I/MC
✅ 直接替换✓ 有现货
$0.78 / 个
查看数据手册 →PIC12F509-I/MS
✅ 直接替换✓ 有现货
$0.51 / 个
查看数据手册 →PIC12F509-I/MC
✅ 直接替换✓ 有现货
$0.55 / 个
查看数据手册 →PIC12F510-E/MS
✅ 直接替换📋 参考替代料（不在目录中）
PIC12F510T-I/MS
✅ 直接替换✓ 有现货
$0.39 / 个
查看数据手册 →PIC12F510-I/MS 最大额定值与电气特性
| Core Architecture | 8-bit PIC RISC |
| Instruction Set Width | 12 bits |
| Program Memory (Flash) | 1.5 KB (1K x 14) |
| Data EEPROM | 63 bytes |
| SRAM | 41 bytes |
| Maximum CPU Clock | 8 MHz |
| Internal Oscillator | 4 MHz RC |
| Operating Voltage (VDD) | 2.0 V to 5.5 V |
| I/O Pins | 6 |
| ADC | 8-bit, 4 channels |
| Comparators | 1 |
| Timers | 1 x 8-bit (TMR0) |
| Watchdog Timer | Yes |
| 封装 | MSOP-8 (3 x 3 mm) |
| 工作温度 | -40 °C to +85 °C (Industrial) |
| 安装类型 | Surface Mount |
| RoHS 状态 | Compliant |
| Programming Interface | ICSP (In-Circuit Serial Programming) |
PIC12F510-I/MS 引脚配置
| 引脚 1 | GP3/MCLR/VPP — General-purpose I/O / Master Clear (active-low reset) / Programming voltage input |
| 引脚 2 | GP0/ICSPDAT/AN0/CIN- — General-purpose I/O / ICSP data / Analog channel 0 / Comparator inverting input |
| 引脚 3 | GP1/ICSPCLK/AN1/CIN+/VREF — General-purpose I/O / ICSP clock / Analog channel 1 / Comparator non-inverting input / ADC voltage reference |
| 引脚 4 | GP2/AN2/COUT/T0CKI — General-purpose I/O / Analog channel 2 / Comparator output / Timer0 clock input |
| 引脚 5 | VDD — Positive supply voltage (2.0 V to 5.5 V) |
| 引脚 6 | VSS — Ground reference |
| 引脚 7 | GP4/AN3/OSC2/CLKOUT — General-purpose I/O / Analog channel 3 / Oscillator output / Clock output |
| 引脚 8 | GP5/T1CKI/OSC1/CLKIN — General-purpose I/O / Timer1 clock input / Oscillator input / External clock input |
典型应用
PIC12F510-I/MS 适用于 7 应用s: Battery-Powered Sensor Nodes, LED Lighting Controllers, Small Appliance Control, Automotive Interior Lighting, Consumer Remote Controls, Fan and Thermostat Controllers, Toys and Hobby Electronics.
Battery-Powered Sensor Nodes
The PIC12F510-I/MS is well-suited for low-duty-cycle battery-powered sensor nodes thanks to its integrated 8-bit ADC, on-chip comparator, and 41 bytes of SRAM that hold transient measurement data without external logic. Operating from 2.0 V to 5.5 V allows direct connection to single- or dual-cell battery chemistries, while the Sleep mode draws sub-µA current to extend battery life across multi-year deployments. The internal 4 MHz RC oscillator eliminates external crystal cost, and the 6 GPIO pins can scan a small sensor matrix while the ADC samples analog signals.
推荐
LED Lighting Controllers
For compact LED lighting and decorative illumination products, the PIC12F510-I/MS delivers 6 GPIO pins that can drive PWM outputs via software bit-banging or trigger external MOSFETs. The integrated comparator supports closed-loop current sensing for constant-current LED regulation, while the 1.5 KB Flash accommodates multi-pattern animation tables. The 8-pin MSOP-3x3 mm package allows placement inside slim lamp housings, and the wide 2.0-5.5 V supply range accommodates both battery and mains-derived DC rails after rectification.
推荐
Small Appliance Control
In small kitchen and personal-care appliances, the PIC12F510-I/MS offers enough Flash (1.5 KB) for button-debounce state machines, EEPROM (63 bytes) for user preference storage, and ADC channels for thermistor or potentiometer feedback. The internal comparator can monitor supply voltage for brown-out protection, and the watchdog timer prevents lockups in unattended operation. The 8-pin MSOP package fits inside cramped enclosures while industrial temperature grade (-40 to +85 °C) ensures reliability near heat-generating components.
推荐
Automotive Interior Lighting
Automotive interior lighting modules benefit from the PIC12F510-I/MS's compact MSOP-8 footprint, integrated ADC for ambient-light sensing, and EEPROM for storing trim-level brightness presets. The industrial temperature rating supports cabin environments, while the 2.0-5.5 V range directly interfaces with 5 V regulated rails from the body control module. ICSP via GP0/GP1 enables post-assembly firmware calibration of LED current setpoints, and the comparator monitors battery voltage to gracefully dim lamps during cranking events.
推荐
Consumer Remote Controls
The PIC12F510-I/MS fits IR-remote control designs where 6 GPIOs are sufficient to scan 4x4 key matrices via diode-isolated rows and columns, and where the 4 MHz internal oscillator provides adequate carrier-frequency accuracy for IR modulation. Sleep current under 1 µA enables multi-year battery life on coin cells, and the 1.5 KB Flash stores pairing codes and protocol tables. The MSOP-8 package keeps remote control PCBs small and lightweight, while in-circuit serial programming simplifies factory provisioning.
推荐
Fan and Thermostat Controllers
For small fan-speed controllers and thermostat peripherals, the PIC12F510-I/MS integrates an 8-bit ADC that reads NTC thermistor dividers, a comparator for over-temperature hardware trip, and EEPROM for storing calibration constants and setpoint history. The 8-pin MSOP fits inside wall-switch back boxes, while the watchdog timer and brown-out reset ensure reliable recovery from brown-out events on shared transformer rails. The internal 4 MHz oscillator eliminates external timing components for cost-sensitive HVAC peripherals.
推荐
Toys and Hobby Electronics
The PIC12F510-I/MS brings Flash-programmable flexibility to toy and hobby electronic products, allowing developers to update behavior late in the design cycle or to manufacture regional variants without retooling. The 1.5 KB Flash, 41-byte RAM, and EEPROM are well-matched to simple blink-pattern, sound-trigger, and motion-response applications. Low cost (under $0.50 at 1k quantity) and the small MSOP-8 footprint make this MCU ideal for sub-$10 retail toy price points and educational kits.
推荐
推荐产品汇总
工程参考数据： PIC12F510-I/MS ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | PIC12F510-I/MC | PIC12F509-I/MS | PIC12F510-E/MS |
|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | MSOP-8 (3 x 3 mm) | MSOP-8 / DFN-8 (footprint migration) | MSOP-8 - same | MSOP-8 - same |
| Flash Program Memory | 1.5 KB | 1.5 KB | 1.5 KB | 1.5 KB |
| SRAM | 41 bytes | 41 bytes | 41 bytes | 41 bytes |
| EEPROM | 63 bytes | 63 bytes | 63 bytes | 63 bytes |
| ADC | 8-bit, 4 channels | 8-bit, 4 channels | None | 8-bit, 4 channels |
| Comparator | 1 | 1 | None | 1 |
| Maximum Clock | 8 MHz (4 MHz internal) | 8 MHz (4 MHz internal) | 8 MHz (4 MHz internal) | 8 MHz (4 MHz internal) |
| Operating Temperature | -40 °C to +85 °C | -40 °C to +85 °C | -40 °C to +85 °C | -40 °C to +125 °C |
| Operating Voltage | 2.0 V to 5.5 V | 2.0 V to 5.5 V | 2.0 V to 5.5 V | 2.0 V to 5.5 V |
关键差异点
- Integrated 8-bit ADC plus analog comparator （对比 PIC12F509-I/MS)
- Wider temperature range with extended variant （对比 PIC12F510-I/MS vs PIC12F510-E/MS)
- ICSP in-circuit programming on dedicated pins （对比 PIC12F508-I/MS)
设计说明
Place a 0.1 µF decoupling capacitor as close as possible to the VDD pin (Pin 5) with the ground return to the VSS pin (Pin 6) on a short, wide trace. For applications with switching loads driven from the same supply, add a 10 µF bulk capacitor near the MCU to suppress transients. The PIC12F510's Sleep mode reduces current to sub-µA levels and wakes on pin change, watchdog timeout, or external interrupt, enabling multi-year coin-cell battery operation.
Reserve GP0 (Pin 2) and GP1 (Pin 3) for ICSP programming unless they are also required for normal application I/O. If they must be used in the application, ensure the application circuit does not load these pins in a way that prevents programming, and consider adding test pads or isolation resistors. The MCLR/GP3 pin (Pin 1) typically requires a 10 kΩ pull-up to VDD for normal operation; connect this directly to VDD if reset is not used.
When using the on-chip ADC, add a small RC filter (typically 1 kΩ and 100 pF) on analog inputs to limit source impedance and improve ADC accuracy. Acquire-then-convert sequencing requires the user to set an appropriate acquisition time (Tacq) in software, especially when source impedance exceeds 10 kΩ. The internal bandgap voltage reference should be selected via software for absolute measurements, or an external VREF applied to GP1 for higher accuracy.
Do not drive VDD below 2.0 V while in normal Run mode or the Flash/EEPROM read may become unreliable; the brown-out reset (BOR) module should be enabled in configuration bits. The PIC12F510's 8-bit ADC is not differential — differential measurements must be performed using the comparator or external op-amps. Avoid using GP3 as a digital output, since this pin is multiplexed with MCLR and is open-drain by default.
合规信息
RoHS compliant per Microchip product page. Not AEC-Q100 qualified for automotive; for AEC-Q100, consider PIC16F15313 or PIC12F1572 family parts designated /VAUTO. Halogen-free per Microchip environmental compliance disclosure.
