PIC16C62A-04E/SP - 4MHz 8-Bit CMOS MCU 3.5KB OTP | 28-SPDIP
MPN: PIC16C62A-04E/SP ✗ End of Life| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $11.5 | $11.50 |
| 10 | $10.4 | $104.00 |
| 100 | $9.25 | $925.00 |
| 500 | $8.15 | $4,075.00 |
| 1,000 | $7.2 | $7,200.00 |
PIC16C62A-04E/SP Overview
An 8-bit PIC microcontroller is a compact Harvard-architecture MCU that separates program and data memory, enabling simultaneous fetch and execute for deterministic instruction timing. PIC16C series devices sit in the PIC16F -> PIC16 family -> 8-bit MCU -> microcontroller hierarchy and are commonly deployed in cost-sensitive embedded control applications where Flash reprogrammability is not required and small footprint is critical.
The PIC16C62A-04E/SP features 22 digital I/O pins, three 8-bit timer/counters (Timer0, Timer1, Timer2), a 13-channel 8-bit Analog-to-Digital Converter, a Universal Synchronous Asynchronous Receiver Transmitter (USART/SCI), and a capture/compare/PWM module. Power consumption is rated at 15 uA typical at 5V/4 MHz and 1 uA typical at 3V/32 kHz in standby, supporting battery-backed designs.
Internally, the device uses a fully static design that allows the clock to be stopped without losing state, two 8-bit and one 16-bit timer for flexible event management, and a watchdog timer with its own on-chip RC oscillator for fail-safe operation. The architecture is engineered for deterministic interrupt response under 10 instruction cycles, making it suitable for closed-loop control and timing-sensitive industrial tasks.
Typical applications include appliance control, sensor signal conditioning, low-end motor control, automotive body electronics, industrial automation sensor interfaces, and instrumentation front-ends. The wide 2.5V to 6.0V input range also supports battery charging and power-management subsystems. Designers should also note that as an OTP-EPROM device, the PIC16C62A-04E/SP is intended for mature, finalized designs where field firmware updates are not required.
Drop-in alternatives for PIC16C62A-04E/SP — 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 PIC16C62A-04E/SP (same form factor and footprint) — differing in Program Memory Size, Program Memory Type, Package / Case, Operating Temperature Range, Peripherals.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC16C62A-04/SP
✅ Drop-In✓ In Stock
$4.45 / Unit
View Datasheet →PIC16C62A-20/SP
✅ Drop-In✓ In Stock
$5.1 / Unit
View Datasheet →PIC16C62B-04/SP
✅ Drop-In✓ In Stock
$4.65 / Unit
View Datasheet →PIC16C62A-04E/SS
✅ Drop-In✓ In Stock
$5.07 / Unit
View Datasheet →PIC16F628A-I/SP
✅ Drop-In📋 Reference alternative (not in catalog)
PIC16F88-I/SP
✅ Drop-In📋 Reference alternative (not in catalog)
PIC16C62A-04E/SP Maximum Ratings & Electrical Characteristics
| Series | PIC 16C |
| Core Processor | PIC |
| Core Size | 8-Bit |
| Maximum Clock Frequency | 4 MHz |
| Program Memory Size | 3.5 KB (2K x 14) OTP EPROM |
| RAM Size | 128 x 8 bytes (128 B) |
| Number of I/O | 22 |
| Supply Voltage Range | 2.5 V to 6.0 V |
| Operating Temperature Range | -40C to +125C (Extended, "E" suffix) |
| Package / Case | 28-SPDIP (0.300", 7.62 mm) |
| Package Designator | SP (Skinny Plastic DIP) |
| Mounting Type | Through-Hole |
| Data Converters | A/D 13x8-bit |
| Oscillator Type | External |
| Connectivity | UART/USART |
| Peripherals | Brown-out Detect/Reset, POR, WDT, PWM, Capture/Compare |
| Timers | 1 x 8-bit, 2 x 16-bit |
| EEPROM Size | None (ROM-less data EEPROM on this family) |
| RoHS Status | non-compliant (contains SnPb, PDIP/EOL legacy process) |
| Speed Grade | 04 (4 MHz) |
PIC16C62A-04E/SP Pin Configuration
| Pin 1 | MCLR/VPP — Master clear reset (active low) / programming voltage input |
| Pin 2 | RA0/AN0 — Port A bit 0 / Analog input 0 |
| Pin 3 | RA1/AN1 — Port A bit 1 / Analog input 1 |
| Pin 4 | RA2/AN2 — Port A bit 2 / Analog input 2 |
| Pin 5 | RA3/AN3/VREF — Port A bit 3 / Analog input 3 / ADC voltage reference |
| Pin 6 | RA4/T0CKI — Port A bit 4 / Timer0 clock input |
| Pin 7 | RA5/AN4/SS — Port A bit 5 / Analog input 4 / SPI slave select |
| Pin 8 | OSC1/CLKIN — External oscillator input / external clock input |
| Pin 9 | OSC2/CLKOUT — External oscillator output / clock output |
| Pin 10 | RC0/T1OSO/T1CKI — Port C bit 0 / Timer1 oscillator output / Timer1 clock input |
| Pin 11 | RC1/T1OSI/CCP2 — Port C bit 1 / Timer1 oscillator input / Capture Compare 2 |
| Pin 12 | RC2/CCP1 — Port C bit 2 / Capture Compare 1 / PWM output |
| Pin 13 | RC3/SCK/SCL — Port C bit 3 / SPI clock / I2C clock |
| Pin 14 | RC4/SDI/SDA — Port C bit 4 / SPI data in / I2C data |
| Pin 15 | RC5/SDO — Port C bit 5 / SPI data out |
| Pin 16 | RC6/TX/CK — Port C bit 6 / USART asynchronous transmit / I2C clock out |
| Pin 17 | RC7/RX/DT — Port C bit 7 / USART asynchronous receive / I2C data out |
| Pin 18 | RB0/INT — Port B bit 0 / External interrupt input |
| Pin 19 | RB1 — Port B bit 1 |
| Pin 20 | RB2 — Port B bit 2 |
| Pin 21 | RB3 — Port B bit 3 |
| Pin 22 | RB4 — Port B bit 4 |
| Pin 23 | RB5 — Port B bit 5 |
| Pin 24 | RB6/PGC — Port B bit 6 / ICSP clock input |
| Pin 25 | RB7/PGD — Port B bit 7 / ICSP data input/output |
| Pin 26 | VSS — Ground reference |
| Pin 27 | VDD — Positive supply voltage (2.5V to 6.0V) |
| Pin 28 | RA6/OSC2 — Port A bit 6 / alternate oscillator output on select versions |
Typical Applications
PIC16C62A-04E/SP is suitable for 6 applications: Appliance Control Systems, Sensor Signal Conditioning, Low-End Motor Control (DC/BLDC), Industrial Automation Interfaces, Instrumentation Front-Ends, Automotive Body Electronics (Legacy).
Appliance Control Systems
The PIC16C62A-04E/SP suits appliance control because its 22 digital I/O and 13x8-bit ADC let it directly interface with sensors, triac drivers, and 7-segment displays without external glue logic. At 4 MHz and 15 uA typical active current, the controller fits washing-machine, dishwasher, and microwave control boards where low cost and deterministic interrupt response matter. The integrated USART enables simple serial display links to module boards.
Recommended
Sensor Signal Conditioning
The PIC16C62A-04E/SP's 13-channel 8-bit ADC and 35-instruction RISC core make it well suited for multi-signal conditioning modules. The device samples analog inputs at 20 us per channel with 8-bit resolution and applies averaging or threshold logic in firmware. The wide 2.5V to 6.0V supply tolerates unregulated 5V or 3.3V rails common in transducer front-ends.
Recommended
Low-End Motor Control (DC/BLDC)
The PIC16C62A-04E/SP supports simple DC and BLDC motor control loops with its capture/compare/PWM module, three timers, and quadrature input capability on Port B. The PWM channel drives MOSFET half-bridges for speed control while the ADC reads back-current sense. At 4 MHz it delivers a 200 ns instruction cycle, fast enough for 10 kHz control loops in fans, pumps, and small appliances.
Recommended
Industrial Automation Interfaces
The PIC16C62A-04E/SP operates from -40C to +125C (Extended grade) and tolerates 6V supply, suiting it to industrial PLC I/O modules, sensor hubs, and HMI panels. The USART and CCP peripherals simplify RS-232/485 bridge designs and quadrature encoder reads. Watchdog timer and brown-out reset protect unattended industrial installations from code lock-up or voltage drops.
Recommended
Instrumentation Front-Ends
The PIC16C62A-04E/SP supports digital panel-meter and instrument front-ends by combining its 13-channel 8-bit ADC, USART for host logging, and ample digital I/O for keypad/display scanning. The fully static design permits low-power stop mode between measurements, and the 4 MHz speed grade handles debounce, autoranging, and LCD driving in a single device.
Recommended
Automotive Body Electronics (Legacy)
The PIC16C62A-04E/SP's Extended temperature range and 22 I/O support legacy automotive body modules such as mirror controllers, seat adjusters, and lighting dimmers where cost is paramount. The device drives LED arrays directly and reads switches through its digital inputs. Modern automotive designs should migrate to AEC-Q100-qualified PIC16F family parts instead.
Recommended
Recommended Products Summary
Engineering reference data for PIC16C62A-04E/SP — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC16C62A-04/SP | PIC16C62B-04/SP | PIC16F628A-I/SP | PIC16F88-I/SP |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 28-SPDIP | 28-SPDIP | 28-SPDIP | 28-SPDIP | 28-SPDIP |
| Program Memory | 3.5 KB OTP | 3.5 KB OTP | 3.5 KB OTP | 3.5 KB Flash | 7 KB Flash |
| Maximum Clock | 4 MHz | 4 MHz | 4 MHz | 20 MHz (internal 4 MHz) | 20 MHz |
| RAM Size | 128 B | 128 B | 128 B | 224 B | 368 B |
| Program Memory Type | OTP EPROM | OTP EPROM | OTP EPROM | Flash | Flash |
| ADC Resolution | 13x8-bit | 13x8-bit | 13x8-bit | No ADC | 8x10-bit |
| Temperature Range | -40C to +125C (Extended) | 0C to +70C (Commercial) | -40C to +85C (Industrial) | -40C to +85C (Industrial) | -40C to +85C (Industrial) |
| RoHS Compliance | non-compliant (legacy SnPb) | non-compliant | non-compliant | compliant | compliant |
| Lifecycle Status | NRND | NRND | NRND | Active | Active |
Key Differentiators
- Extended -40C to +125C operating temperature (vs PIC16C62A-04/SP)
- Flash-based modern successor with same footprint (vs PIC16F628A-I/SP)
- 10-bit ADC and 7 KB Flash upgrade path (vs PIC16F88-I/SP)
Design Notes
Power supply decoupling for the PIC16C62A-04E/SP must include a 100 nF ceramic capacitor placed within 5 mm of the VDD pin and a 10 uF tantalum or ceramic bulk capacitor on the same supply rail. The wide 2.5V to 6.0V range tolerates battery drop and switched-mode ripple. Estimated: with the device at 4 MHz/5V and typical 15 uA active current, a 100 nF cap settles a step load within 2 us, while the bulk cap suppresses 100 Hz brown-out events during motor inrush.
OTP EPROM programming requires a 13V VPP on MCLR during the programming cycle. Designers using ICSP must ensure the production programmer supplies VPP within datasheet timing or the part will lock with corrupted code. Brown-out detect should be enabled in configuration fuses to prevent indeterminate execution during supply dips below 4V at 5V operation.
The PIC16C62A-04E/SP oscillator pins (OSC1/OSC2) must be guarded with a ground ring and short traces to minimise radiated EMI on the 4 MHz fundamental and 16 MHz harmonics. Estimated: a 5 mm trace acts as a quarter-wave antenna at 1.5 GHz, so keep oscillator traces under 5 mm. Place the crystal load capacitors close to the MCU with no vias on the oscillator tracks.
Although the PIC16C62A-04E/SP is a low-power CMOS device, in Extended temperature deployments at +125C ambient the OTP EPROM retention margin drops. Estimated: data retention spec is typically 10 years at +85C; above +100C, retention reduces to 5-7 years. Place the MCU away from heat sources and consider an industrial-grade (I suffix) part for +85C continuous operation.
Compliance Information
Legacy SnPb PDIP process; not RoHS compliant. AEC-Q100 automotive qualification not available; use PIC16F or PIC18F automotive grades for new designs. Reach and conflict-mineral status confirmed compliant per Microchip supplier declarations.
