PIC10F202-I/P - 8-bit Flash MCU, 768B, 4MHz, 8-PDIP | Microchip
MPN: PIC10F202-I/P ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $0.82 | $0.82 |
| 10 | $0.74 | $7.40 |
| 100 | $0.61 | $61.00 |
| 500 | $0.54 | $270.00 |
| 1,000 | $0.47 | $470.00 |
PIC10F202-I/P Overview
A microcontroller (MCU) is a single-chip computer that integrates a CPU, memory (Flash, RAM, EEPROM), and peripherals onto one die. The PIC10F202 belongs to the 8-bit MCU category, which sits below 32-bit microcontrollers in compute complexity but excels in cost, deterministic real-time response, and ultra-low pin-count packages. Within Microchip's portfolio, the PIC10F family represents the smallest-footprint 8-bit PIC microcontrollers, designed for glue logic replacement and space-constrained analog/digital control. The PIC10F202 uses a RISC architecture with 33 single-word, single-cycle instructions, providing an order-of-magnitude performance advantage over competitors in the same price category.
Key features include an internal 4 MHz precision oscillator eliminating external crystal requirements, four bidirectional I/O pins with individual direction control, an 8-bit timer with prescaler, and an analog comparator module. The Flash-based program memory supports in-circuit serial programming (ICSP) for field updates. The WDT, Power-on Reset, and Brown-out Detection circuitry provide robust autonomous operation. With only 6 active pins and a 1 us instruction cycle, the PIC10F202 replaces discrete logic and small ASICs in cost-sensitive designs.
Typical applications include automotive subsystems requiring AEC-Q100 qualification, consumer appliance controls, LED lighting drivers, sensor signal conditioning, and IoT edge nodes. The industrial temperature grade and wide operating voltage make it suitable for both battery-powered portable devices and 5V industrial rails.
When designing with this device, allocate the GP0-GP3 pins carefully because only 4 I/O are available. Use ICSP for firmware provisioning and reserve the MCLR pin as a reset input with the proper pull-up topology. The internal 4 MHz oscillator has +/- 1% accuracy over voltage and temperature, adequate for UART bit-banging but tight for CAN or USB timing.
Drop-in alternatives for PIC10F202-I/P — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with PIC10F202-I/P (same form factor and footprint) — differing in Timers, Package, Operating Temperature, Core Architecture, ADC.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC10F200-I/P
✅ Drop-In✓ In Stock
$0.28 / Unit
View Datasheet →PIC10F200-E/P
✅ Drop-In ⚠️ 参数待验证✓ In Stock
$0.52 / Unit
View Datasheet →PIC10F202-E/P
✅ Drop-In✓ In Stock
$0.55 / Unit
View Datasheet →PIC10F200-I/MC
✅ Drop-In ⚠️ 参数待验证✓ In Stock
$0.42 / Unit
View Datasheet →PIC10F200T-E/OT
✅ Drop-In ⚠️ 参数待验证✓ In Stock
$0.36 / Unit
View Datasheet →PIC10F202-I/P Maximum Ratings & Electrical Characteristics
| Core | PIC 8-bit RISC |
| Program Memory Size | 768 bytes (512 x 12 words) Flash |
| RAM | 24 bytes |
| EEPROM | None |
| CPU Speed | 4 MHz |
| Instruction Cycle | 1 us at 4 MHz |
| Number of I/O | 4 (GP0-GP3) |
| Timers | 1 x 8-bit with prescaler |
| Analog Comparator | Yes (internal) |
| ADC | None |
| Supply Voltage | 2.0 V to 5.5 V |
| Operating Temperature | -40C to +85C (Industrial) |
| Package | 8-pin PDIP (through-hole) |
| Mounting Type | Through-Hole (DIP) |
| AEC-Q100 | Qualified (per distributor parametric data) |
| Lead-Free / RoHS | Lead-Free / RoHS Compliant |
PIC10F202-I/P Pin Configuration
| Pin 1 | GP3/MCLR — General-purpose input GP3 / Master Clear reset input |
| Pin 2 | GP0 — Bidirectional I/O GP0 / ICSPDAT |
| Pin 3 | GP1 — Bidirectional I/O GP1 / analog comparator reference |
| Pin 4 | GP2 — Bidirectional I/O GP2 / analog comparator output / T0CKI |
| Pin 5 | GND — Ground reference |
| Pin 6 | GP2/ICSPCLK — Bidirectional I/O GP2 / in-circuit serial programming clock |
| Pin 7 | GP1/ICSPDAT — Bidirectional I/O GP1 / in-circuit serial programming data |
| Pin 8 | VDD — Positive supply voltage 2.0V to 5.5V |
Typical Applications
PIC10F202-I/P is suitable for 6 applications: Automotive Body Electronics, LED Lighting Controllers, Sensor Signal Conditioning, Consumer Appliance Control, Battery-Powered IoT Edge Nodes, Glue-Logic Replacement.
Automotive Body Electronics
The PIC10F202-I/P is well-suited for automotive body electronics because it carries AEC-Q100 automotive qualification and operates across -40C to +85C with 2.0V to 5.5V supply tolerance. Its 768 bytes Flash and 4 I/O pins can drive simple body-control functions such as interior lighting PWM, mirror-position sensing, or seat-occupancy detection. The internal 4 MHz oscillator with +/- 1% accuracy eliminates external timing components, reducing BOM cost in high-volume automotive modules. Compared with discrete logic solutions, the PIC10F202 integrates Brown-out Reset, Watchdog Timer, and Power-on Reset on-chip for ASIL-rated subsystem requirements.
Recommended
LED Lighting Controllers
The PIC10F202-I/P fits LED lighting controllers because its 4 MHz instruction cycle enables precise PWM dimming at frequencies above 200 Hz, eliminating visible flicker. Three of the four I/O pins can drive MOSFET gates for RGB or single-channel high-brightness LEDs. The 768-byte Flash is sufficient for state-machine dimming curves, fade-in/fade-out profiles, and DALI-lite command parsing. Operating from 2.0V to 5.5V, the part runs directly from single-cell Li-ion or 3.3V regulated rails, while the analog comparator enables zero-cross detection for TRIAC dimmer compatibility.
Recommended
Sensor Signal Conditioning
The PIC10F202-I/P serves as a sensor signal-conditioning front-end because its internal analog comparator allows direct threshold detection on analog inputs without external op-amps. With 4 I/O pins, the MCU can read a resistive sensor, drive a calibration reference, and output a logic-level alarm to a host processor. The 24-byte RAM and 768-byte Flash accommodate polynomial linearization tables for thermistor or NTC sensors. Operating down to 2.0V, the PIC10F202 works in battery-powered wireless sensor nodes where its 1 mA active current extends operating life.
Recommended
Consumer Appliance Control
The PIC10F202-I/P targets consumer appliance controls because its 33-instruction RISC core executes deterministic control loops in 1 us, suitable for washing-machine lid-lock interlocks, dishwasher cycle indicators, or microwave oven button-matrix decoders. The 8-PDIP through-hole package simplifies hand-soldering and field-service replacement, an advantage in white-goods manufacturing. AEC-Q100 qualification combined with industrial temperature range allows the same part to serve both consumer and entry-level automotive SKUs, reducing inventory SKUs for OEMs.
Recommended
Battery-Powered IoT Edge Nodes
The PIC10F202-I/P is appropriate for battery-powered IoT edge nodes because its 2.0V minimum supply permits direct operation from a single CR2032 coin cell down to end-of-life voltage. With 4 MHz operation at 5V, typical active current is 1 mA, dropping to sub-microamp levels in Sleep mode. The 4 I/O pins can wake the part via interrupt on GP0-GP2 changes, then sample a sensor and transmit via a companion radio such as the MRF24J40. The 768-byte Flash stores simple protocol stacks like Microchip's MiWi or proprietary sub-GHz framing.
Recommended
Glue-Logic Replacement
The PIC10F202-I/P excels at replacing discrete logic gates, timers, and 555-style oscillator circuits because one MCU replaces multiple ICs while adding programmability. A typical design converts a 74HC00 quad NAND plus 555 timer into a single PIC10F202, freeing PCB area and reducing assembly cost. The ICSP programming interface allows firmware updates at the production line, eliminating the need for socketed logic ICs. With Flash-based code, end-customers can re-spin behavior without a hardware revision, accelerating time-to-market.
Recommended
Recommended Products Summary
Engineering reference data for PIC10F202-I/P — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC10F200-I/P | PIC10F202-E/P | PIC10F200-E/P | PIC10F200-I/MC |
|---|---|---|---|---|---|
| Package | 8-PDIP (through-hole) | 8-PDIP - same | 8-PDIP - same | 8-PDIP - same | 8-PDIP - same |
| Brand | Microchip Technology | Microchip Technology - same | Microchip Technology - same | Microchip Technology - same | Microchip Technology - same |
| Flash Memory | 768 bytes | 384 bytes (-50%) | 768 bytes (identical) | 384 bytes (-50%) | 384 bytes (-50%) |
| RAM | 24 bytes | 24 bytes | 24 bytes | 24 bytes | 24 bytes |
| Operating Frequency | 4 MHz | 4 MHz | 4 MHz | 4 MHz | 4 MHz |
| I/O Pins | 4 | 4 | 4 | 4 | 4 |
| Supply Voltage | 2.0V to 5.5V | 2.0V to 5.5V | 2.0V to 5.5V | 2.0V to 5.5V | 2.0V to 5.5V |
| Operating Temperature | -40C to +85C (Industrial) | -40C to +85C | -40C to +125C (Extended) | -40C to +125C (Extended) | -40C to +85C |
| Unit Price (qty 1000) | 0.47 USD | ~0.40 USD | 0.50 USD | ~0.45 USD | ~0.40 USD |
Key Differentiators
- Doubled Flash memory vs PIC10F200 family (vs PIC10F200-I/P)
- AEC-Q100 automotive qualification (vs PIC10F200-I/P)
- Extended temperature option available in same family (vs PIC10F202-E/P)
Design Notes
The PIC10F202-I/P draws approximately 1 mA active current at 4 MHz and 5V. Estimated: at 3.3V supply the current drops to roughly 0.5 mA, and Sleep mode reduces consumption to under 1 uA. Add a 0.1 uF ceramic decoupling capacitor as close to VDD (pin 8) as possible, plus a bulk 10 uF if the rail is shared with motors or relays. Brown-out Reset should be configured to the system minimum voltage to prevent Flash corruption during supply dips.
The 8-PDIP package is through-hole with 0.1 inch (2.54 mm) pin pitch. Route ICSP signals (ICSPCLK on GP2, ICSPDAT on GP1) to a 5-pin header with VDD, GND, and MCLR for in-circuit programming. Keep traces short on the MCLR/GP3 pin to minimize noise coupling that could trigger spurious resets. Place the decoupling capacitor within 5 mm of the VDD pin; longer traces allow voltage spikes that may corrupt program execution.
GP3 is input-only because it shares the MCLR function; do not configure it as an output in firmware. The internal 4 MHz oscillator has +/- 1% accuracy, which is adequate for UART bit-banging at low baud rates but insufficient for protocols like CAN or USB that require tighter timing references. The PIC10F202 has NO ADC - use the analog comparator or external ADC for analog measurements. Stack depth must be limited because only 24 bytes of RAM are shared between data and stack.
Compliance Information
AEC-Q100 qualification per datasheets.com parametric record. RoHS and lead-free compliance per Microchip product page. Halogen-free status not explicitly listed in verified data.
