PIC16C62BT-04I/SO - 4MHz 8-Bit OTP MCU, 3.5KB | Microchip
料号： PIC16C62BT-04I/SO ✗ 停产| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $7.95 | $7.95 |
| 10 | $7.45 | $74.50 |
| 100 | $6.5 | $650.00 |
| 500 | $5.8 | $2,900.00 |
| 1,000 | $5.1 | $5,100.00 |
PIC16C62BT-04I/SO 概述
A PIC16C-series microcontroller is part of the mid-range 8-bit RISC family originally launched by Microchip in the 1990s. These devices use a Harvard architecture with separate program and data buses and execute most instructions in a single instruction cycle, enabling high throughput from modest clock rates. The 'C' suffix indicates EPROM/OTP program memory, distinguishing this family from later Flash-based PIC16F variants. Within the broader semiconductor taxonomy, the PIC16C62B belongs to the 8-bit microcontroller -> microcontroller IC -> integrated circuit hierarchy.
Key features include a 35-instruction RISC instruction set (all single-cycle except program branches which take two cycles), an internal oscillator support option in related variants, and industrial-grade (-40C to +85C) operating temperature range denoted by the 'I' suffix. The '04' speed grade specifies the 4 MHz maximum oscillator input. The 28-pin SOIC package provides a compact surface-mount footprint with 0.295" (7.50 mm) body width, suitable for volume production.
The architecture combines a high-performance RISC CPU with on-chip peripherals tailored for embedded control. The Harvard bus structure separates the 14-bit program memory from the 8-bit data memory, allowing simultaneous instruction fetch and operand access. Brown-out Reset, Power-on Reset, and Watchdog Timer provide robust operation in electrically noisy environments.
Typical applications include industrial control systems, automotive body electronics (non-safety), consumer appliance control, sensor signal conditioning front-ends, and legacy equipment maintenance. The OTP program memory makes the PIC16C62BT-04I/SO well suited for mature high-volume products where firmware is final and Flash reprogrammability is unnecessary.
When designing with this part, note that OTP memory cannot be re-programmed in-circuit - firmware must be fully validated before commitment. The 'I' temperature grade supports industrial environments but is not AEC-Q100 qualified; for automotive applications consider the PIC16F equivalent family. Pin-compatible OTP variants in the PIC16C62B series allow frequency (04/20) and temperature (I/E) flexibility.
This page synthesizes distributor pricing, drop-in alternatives, and engineering comparison data not found in the manufacturer datasheet alone, providing actionable design context for sourcing and replacement decisions.
直接替换替代料： PIC16C62BT-04I/SO ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： PIC16C62BT-04I/SO （相同外形与封装尺寸） ——差异在于 Package, Program Memory Type, RAM Size, Operating Temperature Range, Peripherals.
快速对比工具——选择替代料号进行并排对比：
PIC16C62B-04I/SO
✅ 直接替换✓ 有现货
$5.02 / 个
查看数据手册 →PIC16C62B-04E/SO
✅ 直接替换✓ 有现货
$2.65 / 个
查看数据手册 →PIC16C62B-20I/SO
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
PIC16F628A-I/SO
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$2.32 / 个
查看数据手册 →PIC16C62AT-20I/SO
✅ 直接替换✓ 有现货
$2.65 / 个
查看数据手册 →PIC16C622A-04I/SO
✅ 直接替换✓ 有现货
$2.72 / 个
查看数据手册 →PIC16C62BT-04I/SO 最大额定值与电气特性
| Core Processor | PIC |
| Core Size | 8-Bit |
| Maximum Clock Speed | 4 MHz |
| Program Memory Size | 3.5 KB (2K x 14) |
| Program Memory Type | OTP (One-Time Programmable) |
| RAM Size | 128 x 8 bytes |
| EEPROM Size | None |
| Number of I/O Pins | 22 |
| Supply Voltage Range | 4 V to 5.5 V |
| 工作温度范围 | -40 C to +85 C (Industrial, 'I' grade) |
| Connectivity | I2C, SPI |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Oscillator Type | External |
| 封装 / 外壳 | 28-SOIC (0.295", 7.50 mm width) |
| 安装类型 | Surface Mount |
| Speed Grade | 04 (4 MHz) |
| RoHS 状态 | Non-compliant (contains lead) |
| Instruction Set | 35 single-word instructions (RISC) |
PIC16C62BT-04I/SO 引脚配置
| 引脚 1 | MCLR/VPP — Master Clear (Reset) input / programming voltage |
| 引脚 2 | RA0/AN0 — GPIO Port A bit 0 / analog input |
| 引脚 3 | RA1/AN1 — GPIO Port A bit 1 / analog input |
| 引脚 4 | RA2/AN2 — GPIO Port A bit 2 / analog input |
| 引脚 5 | RA3/AN3/VREF — GPIO Port A bit 3 / analog input / VREF |
| 引脚 6 | RA4/T0CKI — GPIO Port A bit 4 / Timer 0 clock input |
| 引脚 7 | RA5/SS/AN4 — GPIO Port A bit 5 / SPI slave select / analog input |
| 引脚 8 | RE0/RD/AN5 — GPIO Port E bit 0 / parallel port read / analog input |
| 引脚 9 | RE1/WR/AN6 — GPIO Port E bit 1 / parallel port write / analog input |
| 引脚 10 | RE2/CS/AN7 — GPIO Port E bit 2 / parallel port chip select / analog input |
| 引脚 11 | VDD — Positive supply voltage (5V) |
| 引脚 12 | VSS — Ground reference |
| 引脚 13 | OSC1/CLKIN — Oscillator input / external clock input |
| 引脚 14 | OSC2/CLKOUT — Oscillator output / clock output |
| 引脚 15 | RC0/T1OSO/T1CKI — GPIO Port C bit 0 / Timer 1 oscillator out / clock in |
| 引脚 16 | RC1/T1OSI/CCP2 — GPIO Port C bit 1 / Timer 1 oscillator in / CCP2 |
| 引脚 17 | RC2/CCP1 — GPIO Port C bit 2 / Capture Compare PWM 1 |
| 引脚 18 | RC3/SCK/SCL — GPIO Port C bit 3 / SPI clock / I2C clock |
| 引脚 19 | RC4/SDI/SDA — GPIO Port C bit 4 / SPI data in / I2C data |
| 引脚 20 | RC5/SDO — GPIO Port C bit 5 / SPI data out |
| 引脚 21 | RC6/TX/CK — GPIO Port C bit 6 / USART TX / clock |
| 引脚 22 | RC7/RX/DT — GPIO Port C bit 7 / USART RX / data |
| 引脚 23 | RB0/INT — GPIO Port B bit 0 / external interrupt |
| 引脚 24 | RB1 — GPIO Port B bit 1 |
| 引脚 25 | RB2 — GPIO Port B bit 2 |
| 引脚 26 | RB3/PGM — GPIO Port B bit 3 / LVP programming |
| 引脚 27 | RB4 — GPIO Port B bit 4 |
| 引脚 28 | RB5 — GPIO Port B bit 5 |
典型应用
PIC16C62BT-04I/SO 适用于 7 应用s: Industrial Sensor Interface Module, Consumer Appliance Control Board, Legacy Automotive Body Electronics (Non-Safety), HVAC Damper and Valve Actuator, POS Terminal Peripheral Controller, Smart Energy Meter Sub-Controller, Educational MCU Trainer Board.
Industrial Sensor Interface Module
The PIC16C62BT-04I/SO fits industrial sensor interface modules because its 22 I/O pins easily handle multiple digital sensor inputs, its PWM module drives proportional valves or LED indicators, and its 4V to 5.5V supply matches the 5V industrial rail. Industrial-grade -40C to +85C operation covers factory floor temperature ranges. The I2C bus enables multi-sensor polling, and the integrated WDT plus Brown-out Reset provide the supervisory coverage that unattended industrial installations demand.
推荐
Consumer Appliance Control Board
Consumer appliance control boards benefit from the PIC16C62BT-04I/SO's compact 28-SOIC footprint, integrated PWM for motor or heater control, and on-chip timers that eliminate external timing components. The OTP memory suits high-volume appliance products where firmware is finalized at production. Brown-out Reset and Power-on Reset ensure clean startup across mains-brownout events common in residential electrical environments, while the 35-instruction RISC core keeps firmware development straightforward for small engineering teams.
推荐
Legacy Automotive Body Electronics (Non-Safety)
For non-safety automotive body electronics such as interior lighting controllers, mirror adjusters, or seat-position memory modules, the PIC16C62BT-04I/SO provides sufficient processing for simple state machines and PWM-driven actuators. The industrial -40C to +85C grade tolerates cabin temperatures. The OTP memory and 5V supply align with traditional 12V-clamped automotive electrical architectures. Note that this part is NOT AEC-Q100 qualified; for safety-critical or under-hood applications use a qualified PIC16F AEC-Q100 variant.
推荐
HVAC Damper and Valve Actuator
HVAC damper and valve actuator controllers pair naturally with the PIC16C62BT-04I/SO because the integrated PWM channels drive proportional actuators directly, the I2C bus communicates with building-management thermostats, and the industrial temperature grade handles mechanical-room environments. The OTP memory suits mature designs where controller firmware does not require field updates. Brown-out Detect and WDT provide the supervisory fault recovery needed for unattended building systems.
推荐
POS Terminal Peripheral Controller
The PIC16C62BT-04I/SO is a fit for point-of-sale terminal peripheral controllers handling barcode scanners, customer displays, or cash-drawer solenoids. The SPI port drives display modules, the I2C bus interfaces with EEProms for transaction logging, and PWM controls audible beep generators. The OTP memory model suits sealed peripheral devices where firmware is locked at production and the compact 28-SOIC footprint saves PCB space inside crowded terminal chassis.
推荐
Smart Energy Meter Sub-Controller
Smart energy meter sub-controllers use the PIC16C62BT-04I/SO as a low-power auxiliary MCU driving LCD multiplex, tamper-detection inputs, and relay control outputs. The 4 MHz clock suffices for these peripheral-management tasks, the OTP memory prevents firmware tampering, and the integrated WDT plus Brown-out Reset meet utility-meter reliability requirements. Industrial temperature grade supports outdoor meter enclosures.
推荐
Educational MCU Trainer Board
Educational microcontroller trainer boards benefit from the PIC16C62BT-04I/SO's well-documented 35-instruction RISC architecture, abundant sample code in Microchip application notes, and the breadboard-friendly 28-SOIC breakout footprint. Students learn timer, PWM, and serial peripheral programming against a known die. OTP memory introduces students to one-time-programmable device constraints encountered in commercial embedded design. The 4 MHz clock rate simplifies timing calculations during lab exercises.
推荐
推荐产品汇总
工程参考数据： PIC16C62BT-04I/SO ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | PIC16C62B-04I/SO | PIC16C62B-04E/SO | PIC16C62B-20I/SO | PIC16F628A-I/SO | PIC16C62AT-20I/SO |
|---|---|---|---|---|---|---|
| Package | 28-SOIC | 28-SOIC - same | 28-SOIC - same | 28-SOIC - same | 28-SOIC - same | 28-SOIC - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Max Clock Speed | 4 MHz | 4 MHz | 4 MHz | 20 MHz | 20 MHz | 20 MHz |
| Program Memory | 3.5 KB OTP | 3.5 KB OTP | 3.5 KB OTP | 3.5 KB OTP | 3.5 KB Flash | 3.5 KB OTP |
| RAM Size | 128 B | 128 B | 128 B | 128 B | 224 B | 128 B |
| I/O Pins | 22 | 22 | 22 | 22 | 16 | 22 |
| Operating Temperature | -40C to +85C (Industrial) | -40C to +85C | -40C to +125C (Extended) | -40C to +85C | -40C to +85C | -40C to +85C |
| Program Memory Type | OTP (one-time) | OTP | OTP | OTP | Flash (reprogrammable) | OTP |
| Lifecycle Status | Obsolete | Obsolete | Obsolete | Obsolete | Active | Obsolete |
关键差异点
- Industrial -40C to +85C grade at 4 MHz speed grade （对比 PIC16C62B-04E/SO)
- Active lifecycle versus OTP obsolescence （对比 PIC16F628A-I/SO)
- Tape and Reel packaging variant of identical die （对比 PIC16C62B-04I/SO)
设计说明
OTP memory cannot be re-programmed: ensure firmware is fully validated on a PIC16F equivalent windowed or Flash part before committing code to the production programmer. A single bad bit locks the device. Use Microchip's PRO MATE II or equivalent OTP programmer and verify checksum post-programming on every unit. For development cycles, prototype on a PIC16F628A or PIC16F88 with the same pinout and migrate the final image to PIC16C62BT-04I/SO for production.
The PIC16C62BT-04I/SO supply range is 4V to 5.5V - operation at 3.3V is not guaranteed and Brown-out Reset may trigger prematurely. For 3.3V systems use a PIC16LF or PIC16F variant with wide-range supply. Place a 100 nF decoupling capacitor as close as possible to the VDD pin (pin 20), plus a bulk 10 uF tantalum at the board supply entry. The MCLR pin (pin 1) requires a 10 kohm pull-up to VDD for normal operation; a 100 nF cap on MCLR provides noise immunity for the reset circuitry.
The 28-SOIC package has a 0.295 inch (7.50 mm) body width with 0.05 inch (1.27 mm) pin pitch. For hand-soldering, use a fine-tip iron and 0.4 mm lead-free solder; for production use a reflow profile per IPC/JEDEC J-STD-020 with peak temperature below 220C for lead-bearing terminations. Route the 4 MHz oscillator traces (OSC1/OSC2) away from high-current switching nodes and keep them short to minimize EMI susceptibility and clock jitter.
Estimated: at maximum 5V supply and 4 MHz clock with all I/O toggling at 50% duty cycle, the PIC16C62BT-04I/SO consumes approximately 10 to 15 mA, dissipating roughly 50 to 75 mW. The 28-SOIC package theta_JA is approximately 80 C/W, yielding a junction temperature rise of 4 to 6 C above ambient - well within the 85 C industrial limit. No heatsink is required under normal operating conditions.
合规信息
PIC16C62BT-04I/SO is non-RoHS due to lead-bearing terminations. AEC-Q100 not qualified - choose PIC16F AEC-Q100 variants for automotive. Lead-free and halogen-free status unknown for this obsolete OTP part.