PIC16LC620A-04E/SS - 8-bit OTP MCU, 4MHz, 20-SSOP | Microchip
MPN: PIC16LC620A-04E/SS ✓ فعالPIC16LC620A-04E/SS جائزہ
An 8-bit microcontroller (MCU) is a single-chip computer that integrates a CPU, RAM, program memory, and peripherals on one die. The PIC16C/LC family uses a Harvard RISC architecture with separate program and data buses, enabling single-cycle instruction execution (200 ns at 20 MHz). Within the broader hierarchy, this part sits as: 8-bit MCU -> RISC microcontroller -> embedded controller -> semiconductor IC. The 'LC' subfamily denotes the low-voltage (2.5-6.25 V) range, while 'C' versions require 4.5-5.5 V; engineers select the LC variant for battery-powered or 3.3 V-only systems.
Key features of the PIC16LC620A-04E/SS include 12-bit wide instructions with 8-bit wide data path, seven or eight special function hardware registers, two-level deep hardware stack, and direct/indirect/relative addressing modes. The '04' speed grade denotes a 4 MHz maximum oscillator, while the 'E' suffix indicates the Extended industrial temperature range (-40C to +125C). The OTP program memory uses EPROM cells that can be programmed once with a standard device programmer (e.g., MPLAB PM3).
Typical applications include automotive body controllers (under-hood and cabin modules), industrial sensor interfaces, consumer appliance control boards, low-power remote sensor nodes, and replacement of legacy 8051 designs where a smaller code footprint is needed. The 13 I/O pins can drive LED indicators, read push-buttons, interface to UART peripherals, and bit-bang simple serial protocols.
When designing with this part, ensure your programmer supports OTP EPROM devices and budget for in-circuit emulation during development. The PIC16LC620A has been superseded by flash-based PIC16F equivalents (e.g., PIC16F636) for new designs, but remains in production for long-lifecycle automotive and industrial customers.
کے لیے ڈراپ اِن متبادل PIC16LC620A-04E/SS — یکساں پیکیج، پن سے پن مطابقت پذیر۔ مختلف پیکیج والے پرزے جن کے لیے PCB دوبارہ کام درکار ہو، شامل نہیں ہیں۔
اس سیریز میں مختلف ورژن
اسی سیریز کے ماڈلز جو ڈراپ اِن مطابقت رکھتے ہیں PIC16LC620A-04E/SS (یکساں فارم فیکٹر اور فٹ پرنٹ) — میں مختلف Package, Operating Temperature Range, Program Memory Size, Peripherals, Data RAM.
PIC16LC620A-04I/SS
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16LC620A-04/SS
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16C620A-04E/SS
✅ ڈراپ-اِن ⚠️ تفصیلات غیر تصدیق شدہ📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
PIC16LC620A-04E/SS زیادہ سے زیادہ ریٹنگز اور برقی خصوصیات
| Architecture | 8-bit RISC Harvard |
| Family | PIC16C/LC |
| Program Memory | 896 B (512 x 14) OTP EPROM |
| Data RAM | 96 B |
| Maximum Clock Speed | 4 MHz |
| Instruction Cycle | 200 ns (single-cycle) |
| سپلائی وولٹیج | 2.5 V to 6.25 V |
| I/O Pins | 13 (12 bidirectional + 1 input) |
| پیکیج | 20-SSOP (5.30 mm width) |
| ماؤنٹنگ ٹائپ | Surface Mount |
| آپریٹنگ درجہ حرارت | -40C to +125C (Extended, 'E' suffix) |
| Instruction Set Size | 35 instructions |
| Instruction Width | 12 bits |
| Data Path Width | 8 bits |
| Hardware Stack | 2 levels |
| Addressing Modes | Direct, Indirect, Relative |
| ROM Type | OTP (One-Time Programmable) |
| Peripherals | 8-bit timer, watchdog, comparator, internal oscillator |
PIC16LC620A-04E/SS پن کنفیگریشن
| پن 1 | RA2 — Bidirectional I/O port A bit 2 |
| پن 2 | RA3 — Bidirectional I/O port A bit 3 |
| پن 3 | RA4/T0CKI — Bidirectional I/O port A bit 4 / Timer 0 clock input |
| پن 4 | MCLR/VPP — Master clear reset / programming voltage input |
| پن 5 | VSS — Ground reference |
| پن 6 | RB0/INT — Bidirectional I/O port B bit 0 / external interrupt |
| پن 7 | RB1 — Bidirectional I/O port B bit 1 |
| پن 8 | RB2 — Bidirectional I/O port B bit 2 |
| پن 9 | RB3 — Bidirectional I/O port B bit 3 |
| پن 10 | RB4 — Bidirectional I/O port B bit 4 |
| پن 11 | RB5 — Bidirectional I/O port B bit 5 |
| پن 12 | RB6 — Bidirectional I/O port B bit 6 |
| پن 13 | RB7 — Bidirectional I/O port B bit 7 |
| پن 14 | VDD — Positive supply voltage |
| پن 15 | OSC2/CLKOUT — Oscillator output / clock output |
| پن 16 | OSC1/CLKIN — Oscillator input / external clock input |
| پن 17 | RA0 — Bidirectional I/O port A bit 0 |
| پن 18 | RA1 — Bidirectional I/O port A bit 1 |
| پن 19 | VSS — Ground reference |
| پن 20 | VDD — Positive supply voltage |
عام استعمالات
PIC16LC620A-04E/SS کے لیے موزوں ہے 7 ایپلیکیشنs: Automotive Body Control Modules, Industrial Sensor Signal Conditioning, Consumer Appliance Control Boards, Battery-Powered Remote Sensor Nodes, White Goods User Interface Panels, Legacy 8051 Replacement, LED Lighting Control Modules.
Automotive Body Control Modules
The PIC16LC620A-04E/SS Extended temperature grade (-40C to +125C) and OTP program memory make it ideal for under-hood automotive body controllers, climate control panels, and instrument cluster sub-assemblies. With 13 I/O pins the MCU can scan a 4x4 keypad matrix, drive LED indicators for HVAC feedback, and bit-bang a LIN slave interface to a body control gateway. The 2.5-6.25V supply range tolerates automotive load-dump transients when paired with a TVS diode and bulk capacitor. Its 896B EPROM holds typical HVAC state-machine code in 400-500 instructions, leaving headroom for diagnostics.
تجویز کردہ
Industrial Sensor Signal Conditioning
The PIC16LC620A-04E/SS is well suited to industrial 4-20 mA loop-powered sensor transmitters and bridge sensor signal conditioners. Its analog comparator peripheral, paired with the internal voltage reference, digitizes RTD or strain-gauge signals without an external ADC. The 2-level hardware stack and 35-instruction RISC core execute PID loops in under 100 microseconds per iteration, sufficient for thermal or pressure control. Wide 2.5-6.25V supply directly interfaces to 24V industrial loops after a Zener-regulated shunt regulator.
تجویز کردہ
Consumer Appliance Control Boards
The PIC16LC620A-04E/SS powers entry-level consumer appliance control boards such as microwave oven keypads, washing-machine user interfaces, dishwasher control panels, and rice cooker timers. Its 13 I/O lines directly drive 7-segment LED displays through current-limit resistors and scan a 3x4 matrix keypad without external logic. The 896B OTP memory holds the appliance state machine and timer code in roughly 500 instructions. The Extended temperature grade survives the under-counter thermal environment of kitchen appliances.
تجویز کردہ
Battery-Powered Remote Sensor Nodes
The PIC16LC620A-04E/SS supports battery-powered remote sensor nodes operating from a 3V coin cell or two AA cells, thanks to its low-voltage 2.5V minimum supply and low operating current. The integrated watchdog timer and sleep mode (via software) extend battery life to multi-year durations in duty-cycled wireless sensor applications. With 13 I/O pins the MCU can interface to a sub-GHz radio module (e.g., CC1101) via SPI bit-bang, read temperature/humidity sensors, and drive an LED status indicator. The 4 MHz internal oscillator eliminates the need for an external crystal in cost-sensitive designs.
تجویز کردہ
White Goods User Interface Panels
The PIC16LC620A-04E/SS is widely deployed in white-goods user-interface panels including refrigerator temperature controllers, dishwasher cycle selectors, and oven timer displays. The Extended temperature rating handles the thermal stress of under-counter and behind-panel mounting locations. The 35-instruction RISC core executes button debouncing and seven-segment multiplex code in a tight 200ns instruction cycle, allowing fully interrupt-driven user-interface firmware. Its 96 bytes of RAM support a 4-digit display buffer plus push-button state.
تجویز کردہ
Legacy 8051 Replacement
Engineers replacing legacy 8051 microcontrollers in industrial controllers and consumer devices often select the PIC16LC620A-04E/SS as a drop-in upgrade path. Its Harvard RISC architecture executes instructions 4x faster than the 8051 at the same clock speed, reducing EMI by allowing operation at a lower clock frequency. The 35-instruction RISC core is faster to learn and produces tighter assembly code than the 8051's 256-opcode CISC set. The PIC16LC620A-04E/SS occupies the same 20-SSOP footprint area as a typical 20-pin 8051, simplifying PCB reuse.
تجویز کردہ
LED Lighting Control Modules
The PIC16LC620A-04E/SS serves as a cost-optimized controller for entry-level LED lighting modules, decorative light strings, and architectural dimmers. Its 13 I/O pins can drive multiple MOSFET gates for RGBW LED channels via PWM generated in firmware. The 4 MHz oscillator provides 200 ns timing resolution, suitable for 8-bit PWM dimming at refresh rates above 1 kHz. The 2.5-6.25V supply range directly interfaces to 5V LED driver rails without additional regulation.
تجویز کردہ
تجویز کردہ پروڈکٹس کا خلاصہ
کے لیے انجینئرنگ ریفرنس ڈیٹا PIC16LC620A-04E/SS — موازنہ، ڈیزائن رہنمائی، اور تعمیل کی معلومات۔
انتخاب کی گائیڈ
متبادلات کے ساتھ موازنہ
| پیرامیٹر | یہ پروڈکٹ | PIC16LC620A-04I/SS | PIC16LC620A-04/SS | PIC16LC620A-04E/SO | PIC16LC620A-04E/P | PIC16C620A-04E/SS |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 20-SSOP | 20-SSOP - same | 20-SSOP - same | SOIC-18 | PDIP-18 | 20-SSOP - same |
| Program Memory | 896 B OTP | 896 B OTP | 896 B OTP | 896 B OTP | 896 B OTP | 896 B OTP |
| RAM | 96 B | 96 B | 96 B | 96 B | 96 B | 96 B |
| Clock Speed | 4 MHz | 4 MHz | 4 MHz | 4 MHz | 4 MHz | 4 MHz |
| Supply Voltage | 2.5 V to 6.25 V | 2.5 V to 6.25 V | 2.5 V to 6.25 V | 2.5 V to 6.25 V | 2.5 V to 6.25 V | 4.5 V to 5.5 V |
| Operating Temperature | -40C to +125C (Extended) | -40C to +85C (Industrial) | 0C to +70C (Commercial) | -40C to +125C (Extended) | -40C to +125C (Extended) | -40C to +125C (Extended) |
| I/O Pins | 13 | 13 | 13 | 13 | 13 | 13 |
| Price (qty 1) | $3.95 | $3.95 | $3.50 | $3.85 | $3.70 | $4.10 |
اہم امتیازی خصوصیات
- Extended -40C to +125C temperature grade vs industrial -40C to +85C (بمقابلہPIC16LC620A-04I/SS)
- 20-SSOP compact footprint vs 18-pin SOIC/PDIP (بمقابلہPIC16LC620A-04E/SO)
- Low-voltage 2.5V operation vs 4.5V minimum (بمقابلہPIC16C620A-04E/SS)
ڈیزائن نوٹس
Decouple VDD (pin 20) with a 100 nF ceramic capacitor placed within 5 mm of the pin, plus a 10 uF tantalum bulk capacitor on the supply rail. The PIC16LC620A-04E/SS draws up to 5 mA active at 4 MHz; using a low-Iq LDO such as MCP1700 (1.6 uA quiescent) keeps sleep current below 1 uA for battery-powered designs. The VSS pin (pin 19) must connect to a solid ground plane to minimize EMI.
Route the OSC1/OSC2 traces (pins 16/15) as short as possible and keep them away from switching signals. For crystal operation, place the 22-33 pF load capacitors within 3 mm of the oscillator pins. If using the internal 4 MHz RC oscillator, leave OSC1 floating or tie to VDD through a 10 kohm resistor, and OSC2 can be left open or used as CLKOUT. The MCLR pin (pin 4) requires a 10 kohm pull-up to VDD for normal operation.
Do not exceed 6.25 V on VDD; the absolute maximum is 7 V but operation above 6.25 V violates datasheet specs. The OTP EPROM can be programmed only once via VPP on the MCLR pin - use MPLAB PM3 or compatible programmer. The 2-level hardware stack means C compilers (e.g., MPLAB XC8) must use careful stack depth management for deeply nested function calls. For new designs, prefer flash-based PIC16F636-I/SS to allow field reprogrammability.
تعمیل کی معلومات
RoHS and REACH compliance not explicitly stated in verified web data; marked 'unknown' per Data Authenticity Rules. AEC-Q100 not applicable for general-purpose MCU. Lead-free per Microchip standard practice. Conflict-minerals compliance per Microchip corporate policy.
