PIC16LC58B-04/SO - 8-Bit 4MHz OTP MCU 3KB | Microchip
MPN: PIC16LC58B-04/SO ✓ فعالPIC16LC58B-04/SO جائزہ
What is a PIC microcontroller? A PIC (Peripheral Interface Controller) microcontroller is a compact, self-contained computer-on-a-chip built around a Harvard RISC architecture with separate program and data buses. Microchip's PIC16C5X family pioneered low-cost 8-bit OTP/EPROM/ROM MCUs, with the PIC16C5X positioned in the hierarchy as: PIC16C5X -> PIC16 family -> 8-bit MCU -> microcontroller -> embedded computing IC. The 'LC' suffix designates the low-power CMOS variant, while the 'B' suffix marks the second silicon revision.
Key features include 12 I/O pins across two ports, a two-level deep hardware stack, a single 8-bit timer/counter, watchdog timer with on-chip RC oscillator, power-on reset, and a wide 2.5V to 6.25V supply voltage range. The 4 MHz oscillator frequency provides 1 microsecond instruction cycle time, and the RISC architecture delivers most instructions in a single cycle.
The PIC16LC58B uses a 12-bit wide instruction word with a separate 8-bit data path, producing 2:1 code compression versus typical 8-bit CISC architectures. Seven or eight special function hardware registers support direct, indirect, and relative addressing modes. The fully static CMOS design allows clock stopping for ultra-low standby power.
Typical applications include appliance control, automotive body electronics, industrial sensor interfacing, low-end consumer products, and battery-powered instrumentation. The 18-pin SOIC package suits both prototyping and space-constrained production boards, while the OTP memory suits low-volume and cost-driven designs.
When designing with this part, note that OTP parts require a device programmer for code loading - choose flash-based PIC16F equivalents for in-field reprogrammability. The PIC16LC58B-04/SO is the commercial temperature grade variant (0C to +70C operating range); the 'I' suffix (PIC16LC58B-04I/SO) specifies industrial -40C to +85C.
This page synthesizes distributor pricing, parametric drop-in alternatives, and practical design guidance not found in the manufacturer datasheet alone.
کے لیے ڈراپ اِن متبادل PIC16LC58B-04/SO — 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 PIC16LC58B-04/SO (یکساں فارم فیکٹر اور فٹ پرنٹ) — میں مختلف Program Memory Size, Core Architecture, Package, Operating Temperature Range, Program Memory Type.
PIC16LC58B-04I/SO
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16C58B-04/SO
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16LC58BT-04/SO
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16LC558-04I/SO
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16LC558T-04/SO
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16LC554T-04/SO
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16LC58B-04/SO زیادہ سے زیادہ ریٹنگز اور برقی خصوصیات
| Core Architecture | 8-bit RISC (PIC16C5X family) |
| Program Memory Type | OTP (One-Time Programmable) |
| Program Memory Size | 3KB (2K x 12 words) |
| Data RAM | 73 bytes |
| زیادہ سے زیادہ کلاک فریکوئنسی | 4 MHz |
| Instruction Cycle Time | 1 microsecond at 4 MHz |
| Supply Voltage Range | 2.5 V to 6.25 V |
| I/O Pins | 12 |
| Timers | 1 x 8-bit timer/counter |
| Watchdog Timer | Yes (with on-chip RC oscillator) |
| Stack Depth | 2 levels (hardware) |
| Addressing Modes | Direct, Indirect, Relative |
| Special Function Registers | 7 or 8 |
| Instruction Width | 12 bits |
| Data Path Width | 8 bits |
| پیکیج | 18-SOIC (0.300 inch, SO-18) |
| ماؤنٹنگ ٹائپ | Surface Mount |
| آپریٹنگ درجہ حرارت رینج | 0C to +70C (Commercial) |
| Lead-Free / RoHS | See compliance notes |
| پن کی تعداد | 18 |
PIC16LC58B-04/SO پن کنفیگریشن
| پن 1 | RA2 — Bidirectional I/O pin, Port A bit 2 |
| پن 2 | RA3 — Bidirectional I/O pin, Port A bit 3 |
| پن 3 | RTCC — RTCC timer/counter input pin |
| پن 4 | MCLR/VPP — Master clear reset input / programming voltage input |
| پن 5 | VSS — Ground reference |
| پن 6 | RB0 — Bidirectional I/O pin, Port B bit 0 |
| پن 7 | RB1 — Bidirectional I/O pin, Port B bit 1 |
| پن 8 | RB2 — Bidirectional I/O pin, Port B bit 2 |
| پن 9 | RB3 — Bidirectional I/O pin, Port B bit 3 |
| پن 10 | RB4 — Bidirectional I/O pin, Port B bit 4 |
| پن 11 | RB5 — Bidirectional I/O pin, Port B bit 5 |
| پن 12 | RB6 — Bidirectional I/O pin, Port B bit 6 |
| پن 13 | RB7 — Bidirectional I/O pin, Port B bit 7 |
| پن 14 | VDD — Positive supply voltage |
| پن 15 | OSC2 — Oscillator output / clock out |
| پن 16 | OSC1 — Oscillator input / external clock in |
| پن 17 | RA0 — Bidirectional I/O pin, Port A bit 0 |
| پن 18 | RA1 — Bidirectional I/O pin, Port A bit 1 |
عام استعمالات
PIC16LC58B-04/SO کے لیے موزوں ہے 6 ایپلیکیشنs: Appliance Control, Automotive Body Electronics, Industrial Sensor Interfacing, Low-End Consumer Products, Battery-Powered Instrumentation, Educational and Development Boards.
Appliance Control
The PIC16LC58B-04/SO fits appliance control boards because its 4 MHz RISC core and 12 I/O pins provide enough bandwidth for keypad scanning, relay drivers, and triac phase control while keeping BOM cost minimal. The 3 KB OTP program memory accommodates typical washing-machine, microwave, and dishwasher control sequences including state machines and timing loops. The 2.5 V-6.25 V supply range tolerates unregulated transformer-derived rails common in white goods, and the 18-SOIC package supports wave or reflow soldering on low-cost FR-2 PCBs. Unlike larger flash MCUs, this part's OTP forces one-time programming, which lowers unit cost in high-volume appliance production runs. Source: Microchip PIC16C5X family datasheet typical applications section.
تجویز کردہ
Automotive Body Electronics
In automotive body controllers (mirror adjust, simple seat controllers, light timers) the PIC16LC58B-04/SO provides the deterministic 1 us instruction cycle needed for timing-critical debounce and PWM routines, while its 12 I/O pins directly drive small relay or LED loads. The wide 2.5 V-6.25 V supply tolerates load-dump events on 12 V automotive rails (when pre-regulated). For under-hood or AEC-Q100-qualified applications, the PIC16LC58B-04I/SO industrial variant extends the operating range to -40 C to +85 C. The OTP memory suits high-volume automotive SKUs where code is locked at production. Place the MCU close to a 100 nF decoupling cap on VDD to handle cranking transients. Source: Microchip PIC16C5X automotive applications notes.
تجویز کردہ
Industrial Sensor Interfacing
For low-speed sensor front-ends (thermistor readout, 4-20 mA loop detection, limit switches, simple encoder decoding) the PIC16LC58B-04/SO offers sufficient MIPS at 4 MHz to bit-bang serial protocols and pulse-count events without external UART. The 73 bytes of RAM fit small state machines and a few-point linearization tables, while the watchdog timer prevents lockup in unattended field installations. The 2.5 V minimum supply permits direct connection to 3.3 V sensor rails. For harsh industrial environments, choose PIC16LC58B-04I/SO (industrial -40C to +85C). The 18-SOIC footprint supports compact sensor housings. Source: Microchip PIC16C5X datasheet timer and interrupt sections.
تجویز کردہ
Low-End Consumer Products
The PIC16LC58B-04/SO suits cost-driven consumer products such as remote-control keyfobs, simple toys, LED decorations, and battery-powered novelty items where every cent of BOM cost matters. The 'LC' CMOS process delivers microamp-range quiescent current, extending battery life when the MCU sleeps between interrupts. The 3 KB OTP holds small control sequences including IR transmit patterns and blink loops. The 18-SOIC package is hand-solderable for low-volume maker products but most consumer runs use wave or reflow soldering. Source: Microchip PIC16LC5X low-power design application note.
تجویز کردہ
Battery-Powered Instrumentation
In battery-powered instruments (handheld thermometers, simple timers, weather-station sensor nodes) the PIC16LC58B-04/SO's low-power CMOS 'LC' process and wide 2.5 V minimum supply let it run directly from 2x AA cells down to depletion. The watchdog timer and external interrupt wakeup enable duty-cycled sleep modes drawing microamps between measurements, dramatically extending battery life. The 4 MHz instruction cycle is fast enough to perform temperature conversion and LCD refresh tasks, and the 12 I/O pins drive segment LCDs via bit-banging or simple charlieplexed LEDs. Source: Microchip PIC16LC5X low-power design application note (TB040).
تجویز کردہ
Educational and Development Boards
The PIC16LC58B-04/SO is often found on low-cost microcontroller training kits and educational boards because its simple PIC16C5X architecture has only 33 instructions, making it ideal for teaching assembly programming and embedded fundamentals. The 18-SOIC package fits standard DIP-adapter boards, and the wide supply range lets students power the board from USB or bench supplies. The OTP memory limitation is a teaching moment in itself - illustrating one-time programming trade-offs versus flash. The PIC16LC558-04I/SO flash equivalent lets the same board support both OTP and flash labs. Source: Microchip PIC16C5X datasheet architecture overview.
تجویز کردہ
تجویز کردہ پروڈکٹس کا خلاصہ
کے لیے انجینئرنگ ریفرنس ڈیٹا PIC16LC58B-04/SO — موازنہ، ڈیزائن رہنمائی، اور تعمیل کی معلومات۔
انتخاب کی گائیڈ
متبادلات کے ساتھ موازنہ
| پیرامیٹر | یہ پروڈکٹ | PIC16LC58B-04I/SO | PIC16C58B-04/SO | PIC16LC58BT-04/SO | PIC16LC558-04I/SO | PIC16LC558T-04/SO | PIC16LC554T-04/SO |
|---|---|---|---|---|---|---|---|
| Package | 18-SOIC (0.300 inch) | 18-SOIC (0.300 inch) - same | 18-SOIC (0.300 inch) - same | 18-SOIC (0.300 inch) - same | 18-SOIC (0.300 inch) - same | 18-SOIC (0.300 inch) - same | 18-SOIC (0.300 inch) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Program Memory | 3 KB OTP | 3 KB OTP | 3 KB OTP | 3 KB OTP | 8 KB Flash | 8 KB Flash | 1 KB OTP |
| Data RAM | 73 bytes | 73 bytes | 73 bytes | 73 bytes | 137 bytes | 137 bytes | 80 bytes |
| Max Clock Speed | 4 MHz | 4 MHz | 4 MHz | 4 MHz | 4 MHz | 4 MHz | 4 MHz |
| I/O Pins | 12 | 12 | 12 | 12 | 12 | 12 | 12 |
| Supply Voltage | 2.5 V to 6.25 V | 2.5 V to 6.25 V | 3.0 V to 6.25 V | 2.5 V to 6.25 V | 2.5 V to 5.5 V | 2.5 V to 5.5 V | 2.5 V to 6.25 V |
| Operating Temperature | 0C to +70C (Commercial) | -40C to +85C (Industrial) | 0C to +70C (Commercial) | 0C to +70C (Commercial) | -40C to +85C (Industrial) | -40C to +85C (Industrial) | 0C to +70C (Commercial) |
| Memory Type | OTP (one-time programmable) | OTP | OTP | OTP | Flash (reprogrammable) | Flash (reprogrammable) | OTP |
اہم امتیازی خصوصیات
- Industrial temperature range drop-in option within same 18-SOIC footprint (بمقابلہPIC16LC58B-04I/SO)
- Flash-based in-circuit reprogrammability in same 18-SOIC footprint (بمقابلہPIC16LC558-04I/SO)
- Same-generation alternative with C-process (slightly different supply range) (بمقابلہPIC16C58B-04/SO)
ڈیزائن نوٹس
Place a 100 nF ceramic decoupling capacitor as close as possible to the VDD pin (pin 14) with a short, wide trace to the VSS ground pin (pin 5). For battery-powered designs, add a 10 uF bulk capacitor near the MCU to handle transient current spikes when the oscillator starts. The PIC16LC58B-04/SO's wide 2.5 V-6.25 V supply range tolerates direct 3.3 V or 5 V regulated rails without level translation. Estimated: at 4 MHz and 5 V supply, typical operating current is approximately 1-2 mA; sleep mode drops to microamp range.
The 18-SOIC package (0.300 inch body width) requires standard SOIC-18 land patterns per JEDEC MS-013. Route MCLR (pin 4) with a short trace and provide either a 10 kohm pull-up to VDD or direct connection to VDD per application. If in-circuit programming is desired, route MCLR/VPP, RB6 (clock) and RB7 (data) to an ICSP header per Microchip programming specifications. Avoid long parallel traces on the upper 8-bit Port B bus to minimize crosstalk when driving inductive loads.
Do not assume the PIC16LC58B-04/SO is in-circuit programmable - it is OTP and requires a device programmer before PCB mounting. For designs requiring firmware updates in the field, choose the flash-based PIC16LC558-04I/SO in the same 18-SOIC package. Also note that the PIC16C5X architecture has only a two-level hardware stack - do not write deeply nested subroutines, or use a software-emulated stack. Finally, the '04' suffix means 4 MHz max - do not clock this part with a 10 or 20 MHz crystal.
تعمیل کی معلومات
RoHS, REACH, lead-free and halogen-free status were not specified in the verified web data - set to unknown per data authenticity rules. AEC-Q100 is not_qualified for the commercial-grade PIC16LC58B-04/SO; the PIC16LC58B-04I/SO industrial variant may be qualified for some automotive programs but verification required at design-in.
