PIC16C62A-10I/SO - 8-Bit OTP MCU, 3.5KB, 10MHz | Microchip
MPN: PIC16C62A-10I/SO ✗ Cuối đờiPIC16C62A-10I/SO Tóm tắt
A microcontroller (MCU) is a single-chip computer that integrates a CPU, memory, and peripherals; an 8-bit MCU executes arithmetic on 8-bit data words and is typically chosen for cost-sensitive embedded control rather than compute-intensive tasks. The PIC16C62A belongs to the Microchip PIC16C family of mid-range microcontrollers, which occupies the broader hierarchy: 8-bit microcontroller -> microcontroller -> embedded processor -> semiconductor. The '16C' prefix indicates One-Time-Programmable (OTP) EPROM program memory, an older technology that contrasts with modern flash-based PIC16F parts.
Key features include a fully static design that allows the clock to be stopped, low-power consumption of 15 uA typical at 5 V / 4 MHz and 1 uA typical at 3 V / 32 kHz, and 35 single-word instructions to learn. The RISC Harvard architecture provides deterministic instruction timing, and integrated peripherals typically include timers, a watchdog timer, and a synchronous/asynchronous serial port (SSP) suitable for SPI and I2C master/slave operation.
Typical applications include appliance control, automotive body electronics (non-safety), industrial sensor interfaces, and legacy embedded products where the OTP-only program memory is acceptable for production volumes. The 22 I/O pins and external oscillator interface allow flexible integration with buttons, LEDs, relays, and serial peripherals.
When designing with this part, note that OTP memory requires a windowed package for development or the parallel slave programming mode for production programming, and that Microchip recommends migrating to flash-based PIC16F equivalents for new designs. Per Microchip, PIC16C62A is Not Recommended for new designs (NRND), making modern replacements the better long-term choice.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
Bộ thay thế dễ dàng lắp đặt cho PIC16C62A-10I/SO — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
Các biến thể trong loạt này
Các mẫu cùng loạt có thể lắp đặt dễ dàng tương thích với PIC16C62A-10I/SO (cùng hình factor và footprint) — khác nhau ở Operating Temperature Range, Program Memory Size, Program Memory Type, Mounting Type, Maximum Clock Frequency.
PIC16C62A-10I/SP
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
PIC16C62A-04I/SO
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
PIC16C62A-04E/SS
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC16C62A-04E/SO
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC16C62A-04I/SP
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC16C62A-10I/SO
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC16C62A-10I/SO Tỷ lệ tối đa & tính chất điện
| Core | PIC16 / 8-bit RISC |
| Program Memory Size | 3.5 KB (2K x 14) OTP EPROM |
| RAM Size | 128 x 8 bytes |
| EEPROM Size | None (OTP only) |
| Tần số xung maksimum | 10 MHz |
| Operating Speed | 5 MHz instruction rate (10 MIPS at 10 MHz) |
| Number of I/O Pins | 22 |
| Supply Voltage Range | 2.5 V to 6.0 V (typical up to 6.0 V) |
| Oscillator Type | External |
| Khoảng nhiệt độ hoạt động | -40C to +85C (Industrial, 'I' grade) |
| Hộp / Vỏ | 28-SOIC (0.295", 7.50 mm width) |
| Kiểu lắp đặt | Surface Mount |
| Program Memory Type | OTP (One-Time-Programmable) EPROM |
| Instruction Set | 35 single-word instructions |
| Supply Current (typ.) | 15 uA at 5 V / 4 MHz; 1 uA at 3 V / 32 kHz |
| Architecture | Harvard, fully static |
| Cấp MSL | 1 (unlimited floor life at <30C / 85% RH) |
Cấu hình chân PIC16C62A-10I/SO
| Chân 1 | RA2 — PORTA I/O bit 2 (analog/digital) |
| Chân 2 | RA3 — PORTA I/O bit 3 (analog/digital) |
| Chân 3 | RA4 — PORTA I/O bit 4 (analog/T0CKI) |
| Chân 4 | RA5 — PORTA I/O bit 5 (analog/SS) |
| Chân 5 | VSS — Ground reference |
| Chân 6 | RB0/INT — PORTB bit 0 / external interrupt |
| Chân 7 | RB1 — PORTB bit 1 |
| Chân 8 | RB2 — PORTB bit 2 |
| Chân 9 | RB3 — PORTB bit 3 |
| Chân 10 | RB4 — PORTB bit 4 |
| Chân 11 | RB5 — PORTB bit 5 |
| Chân 12 | RB6 — PORTB bit 6 |
| Chân 13 | RB7 — PORTB bit 7 |
| Chân 14 | VSS — Ground reference (PIC16C6X 28-pin dual-VSS) |
| Chân 15 | OSC2/CLKOUT — Oscillator output / clock out |
| Chân 16 | OSC1/CLKIN — Oscillator input / external clock in |
| Chân 17 | RC0 — PORTC bit 0 |
| Chân 18 | RC1 — PORTC bit 1 |
| Chân 19 | RC2 — PORTC bit 2 |
| Chân 20 | RC3 — PORTC bit 3 |
| Chân 21 | RC4 — PORTC bit 4 |
| Chân 22 | RC5 — PORTC bit 5 |
| Chân 23 | RC6 — PORTC bit 6 |
| Chân 24 | RC7 — PORTC bit 7 |
| Chân 25 | VDD — Positive supply voltage |
| Chân 26 | VSS — Ground reference |
| Chân 27 | RA0 — PORTA bit 0 (analog/digital) |
| Chân 28 | RA1 — PORTA bit 1 (analog/digital) |
| Chân 29 | MCLR/VPP — Master clear (reset) / programming voltage |
Ứng dụng tiêu biểu
PIC16C62A-10I/SO phù hợp cho 6 Áp dụngs: Appliance Control (Washing Machines, Microwaves), Automotive Body Electronics (Non-Safety), Industrial Sensor Interface Modules, Legacy Embedded Products and Replacements, Hobbyist and Educational Projects, Simple Serial-Communications Bridges.
Appliance Control (Washing Machines, Microwaves)
The PIC16C62A-10I/SO fits appliance control boards where its 22 I/O pins can directly drive LEDs, keypads, relays, and seven-segment displays without external glue logic. The 3.5 KB OTP program memory holds appliance state-machine firmware such as wash cycles, door-lock interlocks, and timer sequences, while the 10 MHz clock provides the deterministic timing needed for sensor sampling at 100 Hz or faster. Industrial -40C to +85C operation covers kitchen and laundry environments, and the 15 uA typical active current keeps wall-power energy consumption manageable. For high-volume appliance lines, the OTP memory is actually an advantage because it eliminates the field-reprogramming risk of flash parts.
Được đề xuất
Automotive Body Electronics (Non-Safety)
The PIC16C62A-10I/SO is suitable for non-safety automotive body modules such as interior lighting controllers, mirror-adjust drivers, and accessory multiplexers where its 22 I/O pins handle switch inputs, MOSFET gate drives, and LIN or UART communication to a central BCM. The 6.0 V maximum supply rating tolerates typical 12 V vehicle rails after a 5 V regulator, and the industrial -40C to +85C temperature grade covers most cabin environments. Note that the part lacks AEC-Q100 qualification, so it should not be used in safety-critical ECUs - reserve it for body accessories where a non-automotive-grade MCU is acceptable per OEM policy.
Được đề xuất
Industrial Sensor Interface Modules
The PIC16C62A-10I/SO serves as the brain of industrial sensor-interface boards that read 4-20 mA loops, thermistors, or digital switches and report data over RS-232 or RS-485. Its 10 MIPS performance supports 100 Hz ADC-equivalent polling rates via comparator or external ADC interfacing, while the 22 I/O pins accommodate multiple sensor inputs and an RS-485 transceiver handshake. The Harvard architecture and deterministic instruction timing make the part well-suited for time-multiplexed sensor sampling in factory-automation modules. Use the extended-temp PIC16C62A-04E/SO variant when the module mounts near motors or heaters exceeding 85C ambient.
Được đề xuất
Legacy Embedded Products and Replacements
The PIC16C62A-10I/SO is most commonly used today as a form-fit-function replacement for original PIC16C62A sockets in legacy products that are still in field service - industrial controllers, scientific instruments, and medical-device subassemblies manufactured in the late 1990s and 2000s. The OTP EPROM ensures the firmware is immutable (a regulatory plus for medical and aerospace legacy systems), and the SOIC wide-body package matches the original PCB footprint. For end-of-life management, plan a flash-based migration before remaining factory stock is exhausted; the NRND lifecycle status means Microchip will eventually discontinue the part.
Được đề xuất
Hobbyist and Educational Projects
The PIC16C62A-10I/SO and its through-hole PIC16C62A-10I/SP sibling are popular in university embedded-systems courses and hobbyist projects because the PIC16 instruction set is small (35 instructions) and well-documented in Microchip application notes. Students program the device using MPLAB with a PICSTART Plus or MPLAB PM3 programmer, learning RISC fundamentals, timer configuration, and interrupt-driven design at a comfortable pace. The 22 I/O pins are enough to drive 7-segment displays, character LCDs, keypads, and a UART link to a PC terminal. Note that OTP requires a windowed device or emulator for development, so most learners start with PIC16F parts and use the PIC16C62A only when cost is the primary driver.
Được đề xuất
Simple Serial-Communications Bridges
The PIC16C62A-10I/SO implements low-cost protocol-conversion bridges - UART-to-SPI, UART-to-parallel, or SPI-to-keypad scan - using its built-in USART and Synchronous Serial Port (SSP). With 10 MIPS, the core handles 115200 baud UART cleanly while servicing periodic SSP transfers, and 22 I/O pins give plenty of headroom for flow-control handshake signals. Industrial temp operation suits factory-floor installation, and the SOIC package is friendly to reflow assembly for OEM bridge modules. The PIC16C62A-10I/SO is well-matched to small-volume bridge products where dedicated protocol-converter ICs would be uneconomical.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho PIC16C62A-10I/SO — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
So sánh với các sản phẩm thay thế
| Tham số | Sản phẩm này | PIC16C62A-10I/SP | PIC16C62A-04I/SO | PIC16C62A-04E/SS | PIC16C62A-04E/SO |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 28-SOIC (7.50 mm) | 28-SPDIP - same die, different package | 28-SOIC (7.50 mm) - same | 28-SSOP - same die, different package | 28-SOIC (7.50 mm) - same |
| Max Clock Frequency | 10 MHz | 10 MHz | 4 MHz | 4 MHz | 4 MHz |
| Temperature Grade | Industrial -40C to +85C | Industrial -40C to +85C | Industrial -40C to +85C | Extended -40C to +125C | Extended -40C to +125C |
| Program Memory | 3.5 KB OTP EPROM | 3.5 KB OTP EPROM | 3.5 KB OTP EPROM | 3.5 KB OTP EPROM | 3.5 KB OTP EPROM |
| RAM | 128 bytes | 128 bytes | 128 bytes | 128 bytes | 128 bytes |
| I/O Pins | 22 | 22 | 22 | 22 | 22 |
| Lifecycle Status | NRND (Not Recommended for new designs) | NRND | NRND | NRND | NRND |
| Supply Voltage | 2.5 V to 6.0 V | 2.5 V to 6.0 V | 2.5 V to 6.0 V | 2.5 V to 6.0 V | 2.5 V to 6.0 V |
Bảo phân biệt quan trọng
- Highest clock frequency in the PIC16C62A family (vsPIC16C62A-04I/SO)
- Wide-body SOIC for robust SMT assembly (vsPIC16C62A-04E/SS)
- Industrial temperature grade is sufficient for most applications (vsPIC16C62A-04E/SO)
- OTP memory provides firmware immutability (vsFlash-based PIC16F88-I/SO)
Ghi chú thiết kế
OTP EPROM program memory is one-time programmable in the production part - design mistakes in firmware cannot be patched in the field. For prototype development, use a windowed PIC16C62A-10I/JW or emulator, or migrate to PIC16F88-I/SO which is flash-based and pin-compatible. The MCLR/VPP pin on the SOIC package is pin 1 in the standard pinout, not pin 28 - verify against the datasheet diagram before laying out a PCB.
Estimated: At 5 V VDD and 4 MHz oscillator, the PIC16C62A draws 15 uA typical per the datasheet; this rises with clock frequency and peripheral activity. Add bulk decoupling (10 uF electrolytic + 0.1 uF ceramic) at the VDD pin and place a 0.1 uF ceramic as close to the device as possible to suppress switching noise on the supply rail during I/O transitions. For battery-powered designs, run the oscillator at 32 kHz to drop current to 1 uA typical.
Place the 28-SOIC wide-body (7.50 mm) footprint with a 1.27 mm pin pitch. Ensure the SOIC land pattern accounts for thermal relief on the ground pad area (there is no exposed pad on this package - all thermal paths are through the lead frame). Keep the OSC1/OSC2 traces short and surround them with a ground guard ring to minimize EMI coupling into adjacent analog signals. MCLR should have a 10 kohm pull-up to VDD and a 100 nF cap to ground for proper reset behavior.
The PIC16C62A's PORTB pins feature internal weak pull-ups that can be individually enabled via the OPTION register - use them for switch inputs to reduce external component count. PORTB pins are also interrupt-on-change capable, providing a hardware wake-up mechanism from sleep. For RC-port UART/SPI signals, add 100 ohm series resistors near the MCU to dampen reflections when driving cables or long PCB traces to peripheral ICs.
Thông tin tuân thủ
RoHS and lead-free status of the -10I/SO suffix not stated explicitly in the verified data; the part is OTP EPROM technology from the late 1990s/early 2000s, when non-RoHS variants were common. PIC16C62A is not AEC-Q100 qualified (industrial temp grade only, no automotive qualification). Compliance values set to unknown per Data Authenticity Rule 9 - do not assume without verified datasheet evidence.