PIC16F1507T-I/SS - 8-Bit MCU, 3.5KB Flash, 20MHz | Microchip
MPN: PIC16F1507T-I/SS ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $1.32 | $1.32 |
| 10 | $1.18 | $11.80 |
| 100 | $1.04 | $104.00 |
| 500 | $0.92 | $460.00 |
| 1,000 | $0.81 | $810.00 |
| 3,000 | $0.74 | $2,220.00 |
PIC16F1507T-I/SS Overview
A microcontroller (MCU) is a single-chip computer that integrates a CPU, memory, and peripherals. The PIC16F1507 belongs to the enhanced mid-range PIC16 family, positioned in Microchip's 8-bit portfolio between baseline PIC10/12/16 and 16-bit PIC24/dsPIC families. PIC16F1507 MCUs are widely used in cost-sensitive consumer, appliance, and industrial control applications where deterministic real-time response and low power are more important than raw compute throughput.
Key features include 18 digital I/O pins, 12 channels of 10-bit ADC, a Configurable Logic Cell (CLC), Numerically Controlled Oscillator (NCO), Complementary Waveform Generator (CWG), and on-chip temperature indicator. Peripherals support PWM, capture/compare, and two hardware PWM generators with up to four outputs. The device operates from 2.5V to 5.5V (16MHz below 3V requires internal oscillator configuration per datasheet).
The PIC16F1507 uses a 14-bit instruction word RISC architecture with a two-stage pipeline. Enhanced mid-range core features include 49 instructions, 16-level hardware stack, hardware multiplier (8x8), auto-context save/restore on interrupt, and a single-cycle hardware I/O port. Code execution at 20MHz yields 200ns instruction cycle, suitable for control loops up to 5MHz interrupt rate.
Typical applications include LED lighting control, small appliance control (coffee makers, fans), sensor interfacing, low-cost IoT edge nodes, and general-purpose logic replacement. The integrated CLC, NCO, and CWG peripherals make it a strong fit for lighting dimming and motor-control complements.
When designing with this part, allocate 1 cycle per instruction and remember the Flash endurance is rated at 100K erase/write cycles typical. Use the internal 16MHz HFINTOSC for most designs to save cost; reserve the external oscillator for clock-precision USB- or RF-coupled applications.
This page synthesizes distributor pricing, same-package drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone.
Drop-in alternatives for PIC16F1507T-I/SS — 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 PIC16F1507T-I/SS (same form factor and footprint) — differing in ADC, Package, Program Memory (Flash), Core, Data RAM.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC16F1507-I/SS
✅ Drop-In📋 Reference alternative (not in catalog)
PIC16F1507-E/SS
✅ Drop-In✓ In Stock
$0.81 / Unit
View Datasheet →PIC16F1503-I/SS
✅ Drop-In📋 Reference alternative (not in catalog)
PIC16F1507T-I/SO
✅ Drop-In✓ In Stock
$0.65 / Unit
View Datasheet →PIC16F1509-I/SS
✅ Drop-In✓ In Stock
$1.36 / Unit
View Datasheet →PIC16F1459-I/SS
✅ Drop-In✓ In Stock
$1.55 / Unit
View Datasheet →PIC16F1507T-I/SS Maximum Ratings & Electrical Characteristics
| Core Architecture | PIC16 enhanced mid-range 8-bit RISC |
| Program Memory (Flash) | 3.5 KB (2K x 14 words) |
| Data RAM | 128 bytes |
| Maximum CPU Speed | 20 MHz (200 ns instruction cycle) |
| Operating Voltage (VDD) | 2.5 V to 5.5 V |
| I/O Pins | 18 |
| ADC | 10-bit, 12 channels |
| Timers | Timer0, Timer1, Timer2 |
| PWM Outputs | 4 (2 CCP modules) |
| Peripherals | CLC, NCO, CWG, EUSART |
| Package | 20-pin SSOP (0.65 mm pitch) |
| Operating Temperature | -40 C to +85 C (Industrial) |
| RoHS Status | Compliant |
| Programming/Debug | ICSP via PICkit 3, MPLAB ICD 3 |
PIC16F1507T-I/SS Pin Configuration
| Pin 1 | RA0/AN0 — Bidirectional I/O / ADC channel 0 |
| Pin 2 | RA1/AN1 — Bidirectional I/O / ADC channel 1 |
| Pin 3 | RA2/AN2 — Bidirectional I/O / ADC channel 2 |
| Pin 4 | RA3/AN3 — Bidirectional I/O / ADC channel 3 / Vref+ |
| Pin 5 | RA4/AN4 — Bidirectional I/O / ADC channel 4 |
| Pin 6 | RA5/AN5 — Bidirectional I/O / ADC channel 5 |
| Pin 7 | VSS — Ground reference |
| Pin 8 | RA7 — Bidirectional I/O |
| Pin 9 | RA6 — Bidirectional I/O / oscillator |
| Pin 10 | RC0 — Bidirectional I/O |
| Pin 11 | RC1 — Bidirectional I/O |
| Pin 12 | RC2 — Bidirectional I/O |
| Pin 13 | RC3 — Bidirectional I/O |
| Pin 14 | RC4 — Bidirectional I/O |
| Pin 15 | RC5 — Bidirectional I/O |
| Pin 16 | RC6 — Bidirectional I/O / TX/CK |
| Pin 17 | RC7 — Bidirectional I/O / RX/DT |
| Pin 18 | RB7 — Bidirectional I/O / ICSPDAT |
| Pin 19 | RB6 — Bidirectional I/O / ICSPCLK |
| Pin 20 | VDD — Positive supply voltage |
Typical Applications
PIC16F1507T-I/SS is suitable for 7 applications: LED Lighting Control, Small Appliance Control, Sensor Interface Module, Battery-Powered IoT Edge Node, Automotive Interior Lighting, General-Purpose Logic Replacement, Hobby and Maker Projects.
LED Lighting Control
The PIC16F1507T-I/SS is purpose-built for LED lighting because it integrates a Complementary Waveform Generator (CWG), Numerically Controlled Oscillator (NCO), and Configurable Logic Cell (CLC), enabling dimming, color-mixing, and high-frequency switch-mode driving without external glue logic. The 4 PWM outputs (2 CCP modules) drive multi-channel RGBW strings with 10-bit resolution at the 20MHz CPU clock. The 10-bit ADC samples thermal and ambient-light sensors, allowing closed-loop thermal foldback and daylight harvesting. Operating from 2.5V to 5.5V, the part supports both 3.3V battery and 5V mains-derived rails. Engineers typically route the CWG output to a MOSFET gate driver for high-side buck driving at 100kHz+.
Recommended
Small Appliance Control
Coffee makers, toasters, fans, and blenders benefit from the PIC16F1507T-I/SS's 3.5KB Flash, 128B RAM, and 18 I/O pins that handle keypad scan, LCD biasing, relay drive, and triac phase-angle control from a single chip. The enhanced mid-range core's 200ns instruction cycle supports 50Hz/60Hz zero-cross detection with sub-millisecond jitter, critical for flicker-free dimming. The CLC peripheral can synthesize triac-trigger pulses in hardware, freeing the CPU for user-interface tasks. Industrial -40C to +85C temperature range covers kitchen and laundry environments, and the SSOP-20's small footprint fits inside tight enclosures.
Recommended
Sensor Interface Module
The PIC16F1507T-I/SS reads up to 12 analog sensors via its 10-bit ADC and routes digital sensors through any of the 18 I/O pins, making it ideal for multi-sensor data-acquisition modules. The NCO can synthesize excitation frequencies for resistive sensors (RTDs, thermistors), while the CLC produces reference waveforms for synchronous detection. The 20MHz CPU executes a 12-channel ADC scan loop in under 200us, leaving ample headroom for averaging and linearization. The 2.5V minimum VDD supports Li-coin-cell powered remote sensor nodes with sleep currents below 1uA.
Recommended
Battery-Powered IoT Edge Node
For IoT edge nodes the PIC16F1507T-I/SS offers compelling trade-offs: 3.5KB Flash holds a small Contiki or custom RTOS image, 128B RAM is sufficient for sensor queueing, and the wide 1.8V-5.5V VDD range (at 16MHz with internal oscillator) lets designers power from 2x AA, coin cell, or Li-USB sources. The hardware multiplier (8x8) accelerates RSA/Diffie-Hellman routines used in light-weight IoT security. The integrated EUSART drives UART-linked radios at up to 115.2 kbps with hardware flow control, simplifying mesh-node designs. Sleep current below 1uA (datasheet 40001586D) extends battery life to years on duty-cycled nodes.
Recommended
Automotive Interior Lighting
Ambient interior lighting, dashboard backlighting, and puddle lamps benefit from the PIC16F1507T-I/SS's CWG and NCO peripherals, which generate smooth 0-100% PWM dimming without CPU overhead. The 10-bit ADC reads photodiodes for automatic brightness compensation, while the 18 I/O pins drive multiple LED strings and accept button inputs. Operating from 2.5V to 5.5V VDD, the part tolerates automotive cranking transients when paired with a TVS-protected regulator. For AEC-Q100 qualified automotive designs, the PIC16F1507-E/SS variant (extended temperature range) provides -40C to +125C operation in the same SSOP-20 footprint.
Recommended
General-Purpose Logic Replacement
The PIC16F1507T-I/SS replaces discrete 74HC logic gates, timers, and shift registers in legacy designs, saving PCB area and BOM cost. The CLC peripheral emulates AND/OR/XOR gates and SR latches in hardware, freeing the CPU for sequencing and I/O expansion. 18 I/O pins deliver more I/O than typical 14- or 16-pin logic packages. The 3.5KB Flash accommodates custom state-machine firmware that would otherwise require PALs or complex discrete logic. Designers can re-program the same PCB for multiple product variants, reducing SKU complexity.
Recommended
Hobby and Maker Projects
Makers and educational users favor the PIC16F1507T-I/SS because the Curiosity Development Board, PICkit 4, and MPLAB X IDE are free or low-cost, and the SSOP-20 package is breadboard-friendly with a breakout adapter. The 20MHz CPU and 3.5KB Flash run Arduino-sketch-equivalent C code via MPLAB XC8, while the 18 I/O drive servos, sensors, and NeoPixel LED strings. The wide VDD range tolerates USB and battery power. Open-source CLC code examples in MPLAB Code Configurator (MCC) accelerate learning curves for newcomers transitioning from 74HC logic to microcontrollers.
Recommended
Recommended Products Summary
Engineering reference data for PIC16F1507T-I/SS — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC16F1507-I/SS | PIC16F1507-E/SS | PIC16F1503-I/SS | PIC16F1507T-I/SO | PIC16F1509-I/SS | PIC16F1459-I/SS |
|---|---|---|---|---|---|---|---|
| Package | 20-pin SSOP | 20-pin SSOP - same | 20-pin SSOP - same | 20-pin SSOP - same | 20-pin SOIC - pin compatible (different body) | 20-pin SSOP - same | 20-pin SSOP - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Program Memory (Flash) | 3.5 KB | 3.5 KB | 3.5 KB | 2 KB | 3.5 KB | 7.5 KB | 14 KB |
| Data RAM | 128 bytes | 128 bytes | 128 bytes | 128 bytes | 128 bytes | 256 bytes | 1024 bytes |
| Maximum CPU Speed | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz |
| Operating Voltage | 2.5 V to 5.5 V | 2.5 V to 5.5 V | 2.5 V to 5.5 V | 2.5 V to 5.5 V | 2.5 V to 5.5 V | 2.5 V to 5.5 V | 2.5 V to 5.5 V |
| Operating Temperature | -40 C to +85 C (Industrial) | -40 C to +85 C (Industrial) | -40 C to +125 C (Extended) | -40 C to +85 C (Industrial) | -40 C to +85 C (Industrial) | -40 C to +85 C (Industrial) | -40 C to +85 C (Industrial) |
| ADC | 10-bit, 12 channels | 10-bit, 12 channels | 10-bit, 12 channels | 10-bit, 8 channels | 10-bit, 12 channels | 10-bit, 12 channels | 10-bit, 9 channels |
| Special Peripherals | CLC + NCO + CWG + EUSART | CLC + NCO + CWG + EUSART | CLC + NCO + CWG + EUSART | CLC + NCO + EUSART (no CWG) | CLC + NCO + CWG + EUSART | CLC + NCO + CWG + EUSART + more | USB 2.0 FS + EUSART |
Key Differentiators
- Higher Flash density with pin-compatibility (vs PIC16F1503-I/SS)
- CWG peripheral for switch-mode power control (vs PIC16F1503-I/SS)
- Industrial temperature grade standard (vs PIC16F1507-E/SS)
- Optimal balance of Flash, RAM, and peripherals (vs PIC16F1459-I/SS)
Design Notes
The PIC16F1507T-I/SS requires a 0.1uF ceramic decoupling capacitor placed within 5mm of the VDD pin (pin 20) to suppress digital switching noise. For battery-powered designs drawing <1uA sleep current per datasheet 40001586D, place a 10uF bulk capacitor on VDD to handle inrush during oscillator startup. The wide 2.5V-5.5V VDD range accommodates direct 3.3V LDO regulation from a USB rail without a separate regulator.
Do not configure the internal 16MHz HFINTOSC below the datasheet 40001586D minimum VDD of 2.5V (or 2.3V at 16MHz). Operation below this threshold causes Flash corruption and undefined instruction execution. Always set the BOR (Brown-Out Reset) enable fuse for production firmware to recover safely from low-voltage brownout events. Additionally, configure the WDT postscaler for applications that need hardware watchdog supervision.
When using ICSP programming/debug on PIC16F1507T-I/SS, the ICSPCLK (RB6, pin 19) and ICSPDAT (RB7, pin 18) pins must be accessible on the PCB. Avoid placing large capacitors directly on these pins - keep capacitance below 200pF to ensure reliable programming. Per Microchip datasheet 40001586D, the ICSP header should be a 5-pin 0.1 inch header with VDD, VSS, ICSPCLK, ICSPDAT, and MCLR to support debug and programming from PICkit or ICD tools.
The PIC16F1507T-I/SS ADC achieves 10-bit accuracy only when the source impedance is below 10kOhm, per Microchip datasheet 40001586D. Add an external op-amp buffer (e.g., MCP6001) when reading sensors with output impedance above 10kOhm. Use a separate analog VDD filter (10 ohm + 10uF) if the digital supply is noisy, or enable the ADC's hardware averaging mode to suppress high-frequency noise.
Compliance Information
RoHS compliant per Microchip product page. Industrial -40C to +85C temperature grade; AEC-Q100 qualified version available as PIC16F1507-E/SS. Pb-free matte tin finish.
