PIC17C762T-16E/PT - 8-Bit 16MHz OTP MCU 16KB | Microchip
N.º da peça: PIC17C762T-16E/PT ✗ Fim de vida| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $14.5 | $14,50 |
| 10 | $13.05 | $130,50 |
| 100 | $11.6 | $1.160,00 |
| 500 | $10.44 | $5.220,00 |
| 1.000 | $9.28 | $9.280,00 |
PIC17C762T-16E/PT Visão geral
An 8-bit microcontroller (MCU) is a single-chip computer that integrates a CPU, program memory (ROM/EPROM/Flash/OTP), data RAM, and a configurable set of peripheral blocks into one package. The PIC architecture is a Harvard RISC design, which separates program and data buses so the CPU can fetch instructions in parallel with operand reads - this is the main reason a single-cycle PIC instruction can outperform a multi-cycle 8051 instruction at the same clock rate. PIC microcontrollers sit within the broader hierarchy: microcontroller -> embedded processor -> semiconductor -> integrated circuit.
Key features of the PIC17C762T-16E/PT include a 10-bit successive-approximation analog-to-digital converter (ADC), multiple 16-bit timer/counters with capture/compare/PWM capability, a USART serial port, and an enhanced instruction set with hardware multiply. The 16 MHz oscillator drives a four-clock-per-instruction core, yielding roughly 4 MIPS of sustained throughput. The OTP program memory is one-time-programmable - ideal for low-to-medium-volume production runs that need ROM-grade security without NRE mask charges.
Typical applications for the PIC17C762T-16E/PT include industrial automation controllers, automotive body and chassis ECUs (within the extended temperature range), HVAC control boards, motor-drive supervisory MCUs, and instrumentation front-ends that need a generous I/O count plus on-chip ADC. The 80-pin TQFP footprint also makes it suitable for legacy designs that require form-factor-compatible migration from other PIC17C7xx variants. When migrating code, the OTP memory must be programmed before soldering; the part cannot be field-upgraded like a Flash MCU.
Alternativas drop-in para PIC17C762T-16E/PT — mesmo encapsulamento, compatível pino a pino. Peças de encapsulamento diferente que exigem retrabalho na PCB são excluídas.
Variantes desta série
Modelos da mesma série compatíveis como drop-in com PIC17C762T-16E/PT (mesmo formato e footprint) — diferindo em Core Architecture, I/O Pins, Mounting Type, Package, Maximum Clock Frequency.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
PIC17C762-16E/PT
✅ Drop-In✓ Em estoque
$10.4 / unidade
Ver ficha técnica →PIC17C762T-16I/PT
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
PIC17C762T-16/PT
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
PIC17C762-16I/PT
✅ Drop-In✓ Em estoque
$10.05 / unidade
Ver ficha técnica →PIC17C762-33I/PT
✅ Drop-In✓ Em estoque
$4.85 / unidade
Ver ficha técnica →PIC17C756AT-16/PT
✅ Drop-In✓ Em estoque
$11.95 / unidade
Ver ficha técnica →PIC17C762T-16E/PT Classificações máximas e características elétricas
| Core Architecture | PIC 8-bit RISC Harvard |
| Core Size | 8-bit |
| Maximum CPU Clock | 16 MHz |
| Program Memory Type | OTP (One-Time Programmable) EPROM |
| Program Memory Size | 16 KB (8K x 16) |
| Data RAM Size | 678 bytes |
| Number of I/O Pins | 66 |
| Encapsulamento | 80-pin TQFP (12x12 mm) |
| Tipo de montagem | Surface Mount (Gull Wing) |
| Faixa de temperatura de operação | -40C to +125C (Industrial/Extended, 'E' suffix) |
| ADC | 10-bit successive approximation |
| Timer/Counters | Multiple 16-bit with Capture/Compare/PWM |
| Serial Interface | USART (asynchronous/synchronous) |
| Instruction Set Width | 16-bit opcode, 8-bit data |
| Status RoHS | ROHS3 Compliant |
Guia de Configuração de Pinos do PIC17C762T-16E/PT 80-pin tqfp (12x12 mm)
Configuração de pinos para PIC17C762T-16E/PT (pacote 80-pin tqfp (12x12 mm)). Este CI digital inclui GPIO, interfaces de comunicação (UART, SPI, I2C) e pinos de alimentação. Consulte o datasheet do fabricante para funções alternativas dos pinos e opções de configuração. Essencial para projeto de sistemas embarcados e layout de PCB.
Nenhum dado detalhado de pinagem disponível para PIC17C762T-16E/PT.
Consulte a ficha técnica para a configuração completa dos pinos.
Aplicações típicas
PIC17C762T-16E/PT é adequado para 6 aplicaçãos: Industrial Automation Controllers, Automotive Body and Chassis ECUs, HVAC Control Boards, Motor-Drive Supervisory MCUs, Instrumentation Front-Ends, Legacy Migration Footprint Reuse.
Industrial Automation Controllers
The PIC17C762T-16E/PT fits industrial automation controllers thanks to its 66 GPIO pins, 16 MHz core delivering roughly 4 MIPS throughput, and -40C to +125C extended temperature grade. The 16 KB OTP program memory holds ladder-logic or state-machine firmware for PLC expansion modules, while the 10-bit ADC interfaces directly to 4-20 mA loop transmitters and 0-10 V sensor signals. The 80-pin TQFP footprint provides ample parallel I/O for driving relay banks, optocouplers, and character LCDs in factory-floor equipment. PIC RISC architecture ensures deterministic interrupt response, critical for real-time control loops.
Recomendado
Automotive Body and Chassis ECUs
The PIC17C762T-16E/PT is well-suited for legacy automotive body and chassis ECUs because of its -40C to +125C extended operating range and 66-pin GPIO count. The 10-bit ADC monitors battery voltage, lighting circuits, and sensor inputs; the USART interfaces to LIN or K-Line diagnostic buses; the 16-bit timer/counters handle PWM for seat-motor and mirror-fold actuators. The 16 KB OTP memory secures the firmware against unauthorized field reprogramming - a desired property in cost-sensitive automotive subsystems. However, new automotive designs should migrate to AEC-Q100-qualified Flash MCUs for active supply.
Recomendado
HVAC Control Boards
The PIC17C762T-16E/PT serves HVAC control boards by providing 16 KB of secure OTP memory, a 10-bit ADC for thermistor and pressure-sensor inputs, and PWM outputs for valve and damper actuators. The extended -40C to +125C temperature grade supports outdoor compressor units and rooftop HVAC installations where ambient temperatures swing widely. The 66 GPIO pins allow direct drive of triac optocouplers, character LCD displays, and keypad scan matrices without external I/O expanders. The 16 MHz core executes PID control loops at 10 ms intervals with margin to spare for user-interface code.
Recomendado
Motor-Drive Supervisory MCUs
The PIC17C762T-16E/PT functions as a supervisory MCU in variable-frequency drive (VFD) and stepper-motor controller designs, monitoring bus voltage, motor current via shunt resistors through the 10-bit ADC, and issuing PWM gating signals. The 16-bit timer/counters provide up to four channels of PWM for multi-phase motor commutation, while the USART handles RS-485 Modbus communication with the host PLC. The 16 KB OTP memory secures proprietary motor-control algorithms. Engineers typically pair it with a dedicated gate driver IC and an external op-amp current-sense chain.
Recomendado
Instrumentation Front-Ends
The PIC17C762T-16E/PT works well in instrumentation front-ends where its 10-bit ADC, 66 GPIO pins, and 16 KB OTP memory combine to digitize multiple analog channels and drive character LCDs or 7-segment displays. Typical uses include bench-top multimeters, process calibrators, and portable gas detectors. The 16 MHz core enables 10 kHz ADC sampling rates suitable for vibration and acoustic analysis. The extended -40C to +125C range lets the instrument survive harsh industrial sites, and the OTP memory protects calibration constants from accidental erasure in the field.
Recomendado
Legacy Migration Footprint Reuse
The PIC17C762T-16E/PT 80-pin TQFP footprint is shared across the entire PIC17C75x/76x/77x family, allowing PCB layout reuse when migrating between memory-size or temperature-grade variants without re-spinning the board. For example, PIC17C756A provides 32 KB of OTP for larger firmware, while PIC17C762-33I/PT doubles clock speed to 33 MHz. The same PCB footprint also accommodates modern Flash successors such as dsPIC33EP64MC506-I/PT, but those parts require firmware re-architecture (instruction set, register map, peripheral drivers) and should be treated as a new design rather than a drop-in.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para PIC17C762T-16E/PT — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | PIC17C762-16E/PT | PIC17C762T-16I/PT | PIC17C762T-16/PT | PIC17C756AT-16/PT |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 80-TQFP (12x12 mm) | 80-TQFP (12x12 mm) - same | 80-TQFP (12x12 mm) - same | 80-TQFP (12x12 mm) - same | 80-TQFP (12x12 mm) - same |
| Max CPU Clock | 16 MHz | 16 MHz | 16 MHz | 16 MHz | 16 MHz |
| Program Memory | 16 KB OTP | 16 KB OTP | 16 KB OTP | 16 KB OTP | 32 KB OTP |
| Temperature Grade | -40C to +125C (E) | -40C to +125C (E) | -40C to +85C (I) | 0C to +70C (Commercial) | 0C to +70C (Commercial) |
| Packaging Media | Tape & Reel | Tray | Tape & Reel | Tape & Reel | Tape & Reel |
| GPIO Count | 66 | 66 | 66 | 66 | 66 |
| ADC | 10-bit SAR | 10-bit SAR | 10-bit SAR | 10-bit SAR | 10-bit SAR |
| Lifecycle Status | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete |
Principais diferenciais
- Tape-and-reel packaging for SMT volume production (vs PIC17C762-16E/PT (tray-packaged sibling))
- Extended industrial -40C to +125C temperature grade (vs PIC17C762T-16/PT (commercial 0C to +70C sibling))
- Same 80-TQFP footprint shared across the PIC17C family (vs PIC17C756AT-16/PT (32 KB OTP sibling))
Notas de projeto
Estimated: the 80-pin TQFP (12x12 mm) of PIC17C762T-16E/PT has a typical theta_JA of approximately 50 C/W on a 4-layer JEDEC test board. At the maximum specified operating current of an 8-bit CMOS PIC core (~30 mA active at 16 MHz, 5 V), self-heating is well below 1 W and unlikely to require a heatsink. However, in enclosed outdoor enclosures with no airflow, derate ambient temperature by 10-15 C to maintain margin to the 125 C upper spec limit.
Estimated: place a 100 nF decoupling capacitor within 5 mm of each Vdd/Vss pair on the PIC17C762T-16E/PT, plus a bulk 10 uF tantalum or ceramic at the package supply pin. The 80-TQFP exposes multiple Vdd/Vss pins - tie all of them to the power plane even if not all are used. Keep the analog AVdd/AVss pair RC-decoupled (typically 10 ohm + 10 uF) to isolate the 10-bit ADC from digital switching noise.
Do NOT attempt to reprogram PIC17C762T-16E/PT - the OTP EPROM memory is one-time-programmable and cannot be erased or rewritten. Programming voltage Vpp must be raised to 13 V during the burn cycle per Microchip's PIC17C programming specification; failure to meet Vpp timing and voltage will damage the part. Also note that 'T' suffix denotes tape-and-reel, not a temperature grade - temperature is encoded by the 'E' (-40C to +125C) or 'I' (-40C to +85C) suffix.
The 80-pin TQFP (12x12 mm, 0.5 mm pitch) requires precise land pattern adherence to IPC-7351 nominal-density guidelines. Estimated: stencil apertures of 1:0.85 to 1:1.0 with 100-150 um thickness give reliable paste release on 0.5 mm pitch TQFPs. Hand-soldering is impractical - use reflow. Pin 1 is identified by the dot marker on the package top; orient the chip so the marker matches the PCB silkscreen.
Informações de conformidade
ROHS3 compliant per Cytech Systems product page. AEC-Q100 qualification is NOT claimed for PIC17C762T-16E/PT - it targets industrial and consumer markets. Reach, halogen-free, and conflict-minerals status not explicitly stated in the verified web data.