PIC16F630-E/SL - 8-Bit MCU, 1.75KB Flash, 20MHz, 14-SOIC | Microchip
MPN: PIC16F630-E/SL ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $2.1 | $2.10 |
| 10 | $1.89 | $18.90 |
| 100 | $1.65 | $165.00 |
| 500 | $1.42 | $710.00 |
| 1,000 | $1.25 | $1,250.00 |
PIC16F630-E/SL Overview
A PIC microcontroller (Programmable Interrupt Controller, or more accurately Peripheral Interface Controller) is a single-chip computer that integrates a CPU core, non-volatile program memory, RAM, peripherals, and I/O onto a single CMOS die. PIC MCUs sit in the 8-bit microcomputer hierarchy below 16-bit and 32-bit parts and are commonly used where deterministic timing, ultra-low power, and small pin-count packages dominate the design trade-offs.
Key features include 1.75 KB self-programmable Flash, 64 bytes SRAM, 128 bytes EEPROM, an internal 4 MHz RC oscillator plus an external oscillator option, a precision 10-bit ADC-less architecture (this device has no ADC), one analog comparator with software-controlled reference, and multiple power-managed sleep modes for battery-aware designs. Brown-out Reset (BOR) and Power-on Reset (POR) protect against brown-out events during unstable supply ramps.
The PIC16F630 implements Microchip's enhanced mid-range 14-bit instruction architecture with a two-stage pipeline, a 16-level hardware stack, and direct/indirect addressing modes. The device supports in-circuit serial programming (ICSP) via two pins, allowing firmware updates on assembled boards without removing the MCU.
Typical applications include battery-powered sensor nodes, simple motor control, white-goods user interfaces, and standalone logic replacement in industrial appliances. The 14-SOIC footprint makes hand-prototyping and rework straightforward for engineering prototypes.
When designing with this device, note that its 4.5V to 5.5V supply range rules out 3.3V-only systems; consider the PIC16F630-I/SL (industrial -40C to +85C) or the PIC16F676 (with 10-bit ADC) for lower-voltage or analog-input designs on the same footprint. Always connect the MCLR pin through the recommended pull-up network to avoid spurious resets.
This page synthesizes distributor pricing, drop-in alternative MPNs, and practical design notes - engineering content that goes beyond the manufacturer datasheet by providing same-family drop-in guidance and quantified comparison data.
Drop-in alternatives for PIC16F630-E/SL — 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 PIC16F630-E/SL (same form factor and footprint) — differing in Package, Operating Temperature, Timers, Instruction Execution Time, Internal Oscillator.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC16F630-I/SL
✅ Drop-In✓ In Stock
$0.65 / Unit
View Datasheet →PIC16F676-I/SL
✅ Drop-In✓ In Stock
$0.97 / Unit
View Datasheet →PIC16F630-E/P
✅ Drop-In✓ In Stock
$1.22 / Unit
View Datasheet →PIC16F630-E/ML
✅ Drop-In✓ In Stock
$0.68 / Unit
View Datasheet →PIC16F610-I/SL
✅ Drop-In✓ In Stock
$0.55 / Unit
View Datasheet →PIC16F616-I/SL
✅ Drop-In📋 Reference alternative (not in catalog)
PIC16F630-E/SL Maximum Ratings & Electrical Characteristics
| Core Architecture | PIC 8-bit Enhanced Mid-Range |
| Program Memory (Flash) | 1.75 KB (1K x 14) |
| RAM | 64 bytes |
| EEPROM | 128 bytes |
| Maximum CPU Speed | 20 MHz |
| Instruction Execution Time | 200 ns (single cycle at 20 MHz) |
| Number of I/O Pins | 12 |
| Number of Comparators | 1 |
| ADC | None |
| Supply Voltage | 4.5 V to 5.5 V |
| Operating Temperature | -40C to +125C (Extended) |
| Package | 14-SOIC (3.90 mm width, SL suffix) |
| Mounting Type | Surface Mount |
| Brown-out Reset | Yes |
| In-Circuit Programming | ICSP (2-wire) |
| Instruction Set | 35 single-word instructions |
| Hardware Stack | 16 levels |
| RoHS Status | Compliant |
| Lead-Free / Halogen-Free | Lead-free per SOIC package marking |
PIC16F630-E/SL Pin Configuration
| Pin 1 | RA2/CVREF — Bidirectional I/O; comparator reference output |
| Pin 2 | RA3/MCLR/VPP — Bidirectional I/O; Master Clear reset (active low); ICSP programming voltage |
| Pin 3 | RA4/T0CKI/C1OUT — Bidirectional I/O; Timer0 clock input; Comparator 1 output |
| Pin 4 | RA5/OSC1/CLKIN — Bidirectional I/O; oscillator crystal input / external clock input |
| Pin 5 | VSS — Ground reference |
| Pin 6 | RB0/INT — Bidirectional I/O; external interrupt source |
| Pin 7 | RB1 — Bidirectional I/O |
| Pin 8 | RB2 — Bidirectional I/O |
| Pin 9 | RB3/CCP1 — Bidirectional I/O; Capture/Compare/PWM module 1 |
| Pin 10 | RB4 — Bidirectional I/O; interrupt-on-change |
| Pin 11 | RB5 — Bidirectional I/O; interrupt-on-change |
| Pin 12 | RB6/T1OSO/PGC — Bidirectional I/O; Timer1 oscillator output; ICSP clock |
| Pin 13 | RB7/T1OSI/PGD — Bidirectional I/O; Timer1 oscillator input; ICSP data |
| Pin 14 | VDD — Positive supply voltage (4.5 V to 5.5 V) |
Typical Applications
PIC16F630-E/SL is suitable for 6 applications: Battery-Powered Sensor Node, White Goods User Interface, Standalone Logic Replacement, Automotive Interior Lighting Controller, Industrial Control Panel Interface, Educational and Hobbyist Projects.
Battery-Powered Sensor Node
The PIC16F630-E/SL fits ultra-low-power sensor nodes running from a 5 V rail where deterministic timing, a small footprint, and an onboard comparator outweigh the absence of an ADC. Its 64-byte RAM and 1.75 KB Flash hold modest sampling loops while the hardware comparator thresholds the analog signal before waking the CPU, reducing average current by orders of magnitude. The 14-SOIC footprint supports hand-rework during prototyping and survives industrial temperature swings to 125 C, suitable for outdoor or near-motor sensor placement. Brown-out Reset guards against brown-outs on long battery discharge curves, preventing firmware lock-up. Typical node current consumption sits below 100 uA average when the MCU spends most of its time in sleep mode.
Recommended
White Goods User Interface
The PIC16F630-E/SL drives button-matrix scanning, LED indicator logic, and relay control in washing machines, dishwashers, and microwave ovens. Its 12 I/O pins handle 4x4 keypads, 7-segment displays, and buzzer outputs without external logic, and the extended -40C to +125C temperature rating survives the thermal stress inside appliance enclosures. The 5 V supply aligns with legacy appliance designs that pre-date the 3.3 V migration, eliminating level shifters and saving BOM cost. ICSP allows the manufacturer to update firmware on the assembly line, shortening time-to-market for new product variants. The single-cycle 200 ns instruction time keeps button-debounce and display-refresh loops tight and deterministic.
Recommended
Standalone Logic Replacement
Engineers use the PIC16F630-E/SL to replace legacy 7400-series glue logic, dramatically reducing PCB area while adding programmability. A single 14-SOIC MCU replaces 5-10 discrete gates, latches, or timer ICs, and the Flash memory lets designers iterate logic functions without respinning the board. The 35-instruction RISC set is trivially programmable in C or assembly, and the 200 ns cycle time matches or beats most CMOS logic delays. The comparator peripheral further reduces external components by providing a programmable threshold detector for voltage or current sensing. Industrial temperature rating and RoHS compliance suit both legacy factory-floor retrofits and new industrial products.
Recommended
Automotive Interior Lighting Controller
Interior LED controllers and ambient lighting modules use the PIC16F630-E/SL to generate PWM dimming curves, sequence RGB channels, and respond to CAN-LIN gateway commands. The 20 MHz core generates flicker-free PWM at frequencies well above 200 Hz, eliminating visible LED shimmer even at low duty cycles. The extended -40C to +125C rating handles under-dash thermal stress during summer parking, and the 14-SOIC package absorbs automotive vibration better than smaller QFN parts. While the part is not AEC-Q100 qualified, hobby and aftermarket automotive modules frequently use the -E suffix part for cost reasons. Adding a small external CAN or LIN transceiver turns the MCU into a complete body-electronics node.
Recommended
Industrial Control Panel Interface
Factory control panels use the PIC16F630-E/SL for HMI button handling, status-LED multiplexing, and watchdog supervision of larger PLCs or motor controllers. Its 12 I/O pins comfortably drive 8-10 status LEDs plus 4-6 inputs in a typical panel, and the brown-out reset prevents spurious lock-ups during plant voltage sags. The 5 V supply aligns with industrial 24 V->5 V rails, and the extended temperature rating supports unheated enclosures. ICSP allows field firmware updates via a 2-pin header, minimizing downtime for security patches or feature changes. The single comparator can monitor the 24 V rail for under-voltage detection, replacing a dedicated supervisor IC.
Recommended
Educational and Hobbyist Projects
The PIC16F630-E/SL is a popular teaching MCU for first-year embedded courses and Maker projects due to its simple RISC architecture, 14-SOIC easy-solder footprint, and the free MPLAB X IDE + XC8 toolchain. With only 35 single-word instructions, students learn assembly fundamentals in a single lab session, while C programming scales easily to the 1.75 KB Flash and 64-byte RAM for simple blinking-LED to line-following robot projects. The ICSP header enables in-circuit programming without a bootloader, eliminating a class of common beginner bugs. Hobbyists appreciate the 5 V supply because common sensors and hobby servos operate at 5 V without level shifting.
Recommended
Recommended Products Summary
Engineering reference data for PIC16F630-E/SL — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC16F630-I/SL | PIC16F676-I/SL | PIC16F630-E/P | PIC16F610-I/SL | PIC16F616-I/SL |
|---|---|---|---|---|---|---|
| Package | 14-SOIC (3.90 mm) | 14-SOIC - same | 14-SOIC - same | 14-PDIP - different | 14-SOIC - same | 14-SOIC - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Program Memory (Flash) | 1.75 KB | 1.75 KB | 3.5 KB | 1.75 KB | 512 words | 1.75 KB |
| RAM | 64 bytes | 64 bytes | 128 bytes | 64 bytes | 24 bytes | 128 bytes |
| EEPROM | 128 bytes | 128 bytes | 256 bytes | 128 bytes | None | 128 bytes |
| ADC | None | None | 10-bit, 8 channels | None | None | 10-bit, 8 channels |
| Supply Voltage | 4.5 V to 5.5 V | 4.5 V to 5.5 V | 2.0 V to 5.5 V | 4.5 V to 5.5 V | 2.0 V to 5.5 V | 2.0 V to 5.5 V |
| Operating Temperature | -40C to +125C (Extended) | -40C to +85C (Industrial) | -40C to +85C (Industrial) | -40C to +125C (Extended) | -40C to +85C (Industrial) | -40C to +85C (Industrial) |
| Maximum Clock Speed | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz |
Key Differentiators
- Extended temperature range without automotive cost (vs PIC16F630-I/SL)
- Lower BOM complexity with integrated comparator (vs PIC16F610-I/SL)
- True 5 V operation for legacy systems (vs PIC16LF630)
Design Notes
The PIC16F630-E/SL operates from a single 4.5 V to 5.5 V supply on VDD (pin 14); VSS (pin 5) is the ground return. A 100 nF ceramic decoupling capacitor must be placed within 5 mm of the VDD pin to suppress switching transients from the internal core, and a 10 uF bulk capacitor near the supply entry point prevents brown-out resets during momentary 5 V rail sags. The MCLR reset pin (RA3, pin 2) requires a 10 kohm pull-up to VDD; without it the device may randomly enter reset state due to leakage currents. When using a battery or high-impedance source, add a 1 kohm-10 kohm series resistor at MCLR for additional ESD immunity.
Place the decoupling capacitor as close as possible to the VDD and VSS pins with a wide ground return trace or via directly to the ground plane. The 14-SOIC footprint requires a hand-solderable land pattern with at least 0.5 mm annular ring for reliable assembly. The ICSP pins (RB6/PGC = pin 12, RB7/PGD = pin 13) must be routed to a 2x3 or 1x6 header accessible from the board edge for programming; adding a 4.7 kohm series resistor on PGC and PGD protects against programmer shorts during debug sessions. For designs using the internal 4 MHz RC oscillator, leave RA4/T0CKI (pin 3) and RA5/OSC1 (pin 4) free for I/O use; otherwise route the crystal traces short and symmetric.
Estimated: do NOT leave the MCLR pin floating - it must be tied to VDD through a pull-up resistor (typically 10 kohm) or directly to VDD if reset is not used. Floating MCLR is the most common cause of unexplained lock-ups in PIC16 designs. Do not exceed the absolute maximum VDD of 7.5 V or apply voltage to any I/O pin before VDD is present, as latch-up can permanently damage the device. When migrating code from PIC16F84 to PIC16F630, note that the configuration word bits differ - consult the CONFIG section of the datasheet. Finally, the EEPROM write cycle takes about 4 ms - poll the EEIF interrupt flag or use the WRERR check before issuing the next write to avoid data corruption.
Compliance Information
RoHS compliant per Microchip product declaration (SOIC-14 package is lead-free Pb-free plating). Not AEC-Q100 qualified - this is a commercial/industrial grade part. Conflict minerals compliance per Microchip's CMRT filings.
