Microchip Technology

PIC16F1933-I/SP - 7KB Flash 8-bit MCU 28-SPDIP | Microchip

MPN: PIC16F1933-I/SP ✓ فعال

1.8 V to 5.5 V Vdss 28-pin SPDIP (Skinny PDIP) Package 32 MHz Speed 7KB (4K x 14 words) Memory

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مقدار

PIC16F1933-I/SP جائزہ

The Microchip Technology PIC16F1933-I/SP is a 28-pin 8-bit flash-based CMOS microcontroller from the PIC® XLP™ 16F family, featuring 7KB (4K x 14 words) of program Flash memory, 256 bytes of RAM, and 256 bytes of EEPROM, and is offered in a 28-SPDIP (Skinny Plastic DIP) through-hole package. It operates across a wide 1.8V to 5.5V supply range with internal oscillator accuracy to within 1% across that range, supporting industrial -40°C to +85°C operation as indicated by the 'I' temperature grade.

An 8-bit microcontroller (MCU) is a single-chip computer with an 8-bit data path, on-board program memory, RAM, and integrated peripherals such as timers, ADC, and communication interfaces. MCUs sit within the broader category of embedded microcontrollers, which are subclasses of microprocessors with self-contained memory and I/O. The PIC16F1933 belongs to Microchip's XLP (eXtreme Low Power) family, which also nests under low-power MCUs, microcontrollers, embedded controllers, and finally semiconductors in the device taxonomy.

Key features include a 32MHz internal oscillator, integrated LCD driver supporting up to 96 segments, 11 channels of 10-bit ADC, multiple Enhanced USART, I²C, and SPI serial interfaces, and nanoWatt XLP technology for sub-microamp sleep currents. The device includes up to 25 I/O pins, four 8-bit timers plus one 16-bit timer, and a Capture/Compare/PWM module suitable for motor and lighting control.

Architecturally, the PIC16F1933 uses a RISC instruction set with 49 instructions, hardware stack, and a 14-bit instruction word. Its nanoWatt XLP technology enables sleep currents below 1 µA, making the device suited for battery-powered and energy-harvesting designs. The integrated LCD driver eliminates an external charge-pump or segment-driver ASIC in glass-display applications.

Typical applications include industrial control panels with character LCDs, consumer white goods with user interfaces, low-power sensor nodes, HVAC thermostats, and battery-powered instruments. The wide voltage range and integrated peripherals allow designers to consolidate multiple discrete components into a single chip.

When designing with the PIC16F1933, ensure that programming voltage and MCLR pin handling follow the datasheet's in-circuit serial programming procedure. Use a decoupling capacitor within 5mm of each VDD/VSS pair, and keep the 32kHz or high-frequency crystal traces short to minimise EMI.

This page synthesises distributor pricing, drop-in alternatives, and engineering design notes that complement the manufacturer datasheet, giving procurement and design engineers a single reference for evaluation and sourcing.

کے لیے ڈراپ اِن متبادل PIC16F1933-I/SP — 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 PIC16F1933-I/SP (یکساں فارم فیکٹر اور فٹ پرنٹ) — میں مختلف Package, LCD Driver, Timers, ADC, Core Architecture.

PIC16F1933-E/SP

Microchip Technology

Package: 28-pin SPDIP (0.300" DIP, through-hole)

LCD Driver: Up to 96 segments, 4 commons

Timers: 4 (Timer0, Timer1, Timer2, Timer4/6)

PIC16F1933-I/SO

Microchip Technology

Package: 28-pin SOIC (SO), 0.295 in / 7.50 mm body width

LCD Driver: Up to 4 commons × 28 segments (segment-only up to 56)

Timers: 5 × 8-bit + 1 × 16-bit

PIC16F1933-I/SS

Microchip Technology

Package: 28-pin SSOP (0.65 mm pitch)

LCD Driver: Integrated segment LCD driver (up to 96 segments)

Timers: 4 (Timer0/2 with PWM, Timer1/3 with gate control)

PIC16F1936-I/SP

Microchip Technology

Package: 28-pin SPDIP (300 mil)

LCD Driver: Up to 96 segments, internal charge pump

Timers: 4x 8-bit, 1x 16-bit

PIC16LF1933-E/SP

Microchip Technology

Package: 28-pin SPDIP (0.300 in / 7.62 mm)

ADC: 10-bit, up to 17 channels

PIC16F1933-I/SS

✅ ڈراپ-اِن

Microchip Technology

📦 28-SSOP (SS)

PIC16F193x (XLP, nanoWatt) · PIC16 enhanced mid-range, 8-bit, 14-bit instruction word · 32 MHz (8 MIPS) · 7 KB (4K x 14 words) · 256 bytes · 256 bytes · 2.0 V to 5.5 V · 1.8 V to 5.5 V (datasheet figure; extended parts use 1.8V)

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ڈیٹا شیٹ دیکھیں →

PIC16F1933T-I/SP

✅ ڈراپ-اِن

📦 28-SPDIP (SP)

Same 28-SPDIP footprint and pinout; tape-and-reel packing variant ('T' suffix), identical silicon

📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)

PIC16F1934-I/SP

✅ ڈراپ-اِن

📦 28-SPDIP (SP)

Same 28-SPDIP footprint and pinout; 14KB Flash (vs 7KB) and 512B RAM (vs 256B) - 2x memory, otherwise identical

📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)

PIC16F1936-I/SP

✅ ڈراپ-اِن

Microchip Technology

📦 28-SPDIP (SP)

PIC16 enhanced mid-range 8-bit RISC · 32 MHz (200 ns instruction cycle) · 14 KB (8K x 14 words) · 512 bytes · 256 bytes · 25 (general-purpose) · 2.3 V to 5.5 V (F-version, industrial) · Up to 96 segments, internal charge pump

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ڈیٹا شیٹ دیکھیں →

PIC16F1937-I/SP

✅ ڈراپ-اِن

📦 28-SPDIP (SP)

Same 28-SPDIP footprint and pinout; 14KB Flash and 512B RAM, otherwise identical peripherals

📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)

PIC16LF1933-I/SP

✅ ڈراپ-اِن

📦 28-SPDIP (SP)

Same 28-SPDIP footprint and pinout; 'LF' low-voltage variant rated 1.8V-3.6V with lower max clock, otherwise identical

📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)

PIC16F1933-I/SP زیادہ سے زیادہ ریٹنگز اور برقی خصوصیات

Core Architecture	8-bit PIC RISC
Program Flash Memory	7KB (4K x 14 words)
RAM	256 bytes
EEPROM	256 bytes
Instruction Set Width	14-bit
Number of Instructions	49
زیادہ سے زیادہ کلاک فریکوئنسی	32 MHz
Supply Voltage (VDD)	1.8 V to 5.5 V
آپریٹنگ درجہ حرارت	-40 °C to +85 °C (Industrial)
I/O Pins	Up to 25
ADC	11-channel 10-bit
LCD Driver	Up to 96 segments
Timers	4 x 8-bit + 1 x 16-bit
Serial Interfaces	EUSART, I²C, SPI
پیکیج	28-pin SPDIP (Skinny PDIP)
ماؤنٹنگ ٹائپ	Through-Hole
Technology	nanoWatt XLP
RoHS اسٹیٹس	Compliant

PIC16F1933-I/SP پن کنفیگریشن

پن 1	RA3/AN3/VREF+/SEG15 — Bidirectional I/O / ADC input / positive voltage reference / LCD segment
پن 2	RA4/AN4/C2OUT/SEG14 — Bidirectional I/O / ADC input / comparator output / LCD segment
پن 3	RA5/MCLR/VPP — Bidirectional I/O / Master Clear reset (active low) / programming voltage
پن 4	RA6/OSC2/CLKOUT — Bidirectional I/O / crystal oscillator output / clock output
پن 5	RA7/OSC1/CLKIN — Bidirectional I/O / crystal oscillator input / external clock input
پن 6	VSS — Ground reference
پن 7	VDD — Positive supply voltage (1.8 V to 5.5 V)
پن 8	RB0/AN12/INT/SEG0 — Bidirectional I/O / ADC input / external interrupt / LCD segment
پن 9	RB1/AN10/C1OUT/SEG1 — Bidirectional I/O / ADC input / comparator output / LCD segment
پن 10	RB2/AN8/CPS — Bidirectional I/O / ADC input / capacitive touch sensing input
پن 11	RB3/AN9/CPS — Bidirectional I/O / ADC input / capacitive touch sensing input
پن 12	RB4/AN11/CPS — Bidirectional I/O / ADC input / capacitive touch sensing input
پن 13	RB5/AN13/CPS — Bidirectional I/O / ADC input / capacitive touch sensing input
پن 14	RB6/ICSPCLK/ICDCLK — Bidirectional I/O / in-circuit serial programming clock / debug clock
پن 15	RB7/ICSPDAT/ICDDAT — Bidirectional I/O / in-circuit serial programming data / debug data
پن 16	VSS — Ground reference
پن 17	VDD — Positive supply voltage (1.8 V to 5.5 V)
پن 18	RC0/SOSCO — Bidirectional I/O / secondary oscillator output (32 kHz crystal)
پن 19	RC1/SOSCI — Bidirectional I/O / secondary oscillator input (32 kHz crystal)
پن 20	RC2/AN14/SEG2 — Bidirectional I/O / ADC input / LCD segment
پن 21	RC3/AN15/SEG3 — Bidirectional I/O / ADC input / LCD segment
پن 22	RC4/AN16/SEG4 — Bidirectional I/O / ADC input / LCD segment
پن 23	RC5/AN17/SEG5 — Bidirectional I/O / ADC input / LCD segment
پن 24	RC6/AN18/SEG6/TX/CK — Bidirectional I/O / ADC input / LCD segment / USART transmit / I²C clock
پن 25	RC7/AN19/SEG7/RX/DT — Bidirectional I/O / ADC input / LCD segment / USART receive / I²C data
پن 26	RA0/AN0/C12IN0-/SEG12 — Bidirectional I/O / ADC input / comparator input / LCD segment
پن 27	RA1/AN1/C12IN1-/SEG13 — Bidirectional I/O / ADC input / comparator input / LCD segment
پن 28	RA2/AN2/VREF-/SEG16 — Bidirectional I/O / ADC input / negative voltage reference / LCD segment

عام استعمالات

PIC16F1933-I/SP کے لیے موزوں ہے 7 ایپلیکیشنs: Industrial Control Panel with LCD, Battery-Powered Sensor Node, HVAC Thermostat, Consumer White-Good User Interface, Portable Medical Monitoring Device, Automotive Aftermarket Accessory, Smart Energy Meter.

🏭

Industrial Control Panel with LCD

The PIC16F1933-I/SP is an excellent fit for industrial control panels featuring character or segment LCDs because its integrated 96-segment LCD driver eliminates external charge-pump or segment-driver ICs, directly reducing BOM cost and PCB area. The 11-channel 10-bit ADC simultaneously reads panel-mounted temperature, pressure, and current sensors, while the 32MHz internal oscillator with ±1% accuracy across 1.8V-5.5V drives the EUSART for Modbus RTU without an external crystal. The industrial -40°C to +85°C operating range plus 256B EEPROM with 1M-cycle endurance make it durable for factory-floor HMIs that must survive years of configuration writes.

تجویز کردہ

MCP23017 (I/O expander for additional panel keys) MCP4725 (12-bit DAC for analogue setpoint output)

🧩

Battery-Powered Sensor Node

Battery-powered wireless sensor nodes benefit from the PIC16F1933-I/SP's nanoWatt XLP technology with sleep currents below 1µA, combined with the 1.8V minimum supply that supports direct connection to 2xAA alkaline or single-cell Li-ion chemistries. The 32MHz internal oscillator allows the EUSART to wake briefly, transmit sensor readings, and return to sleep, while the 11-channel 10-bit ADC accommodates multiple sensor inputs (temperature, humidity, light) on a single chip. The 256B EEPROM stores calibration constants and node identifiers that survive battery swaps without re-flashing.

تجویز کردہ

MRF89XA (Sub-GHz radio module for low-power wireless) MCP9808 (High-accuracy digital temperature sensor)

💡

HVAC Thermostat

The PIC16F1933-I/SP suits residential and commercial HVAC thermostats because its integrated 96-segment LCD driver displays temperature setpoints, schedules, and status icons without external components, while the 11-channel ADC reads multiple thermistor inputs for indoor, outdoor, and supply-air sensing. The EUSART and I²C peripherals communicate with Wi-Fi or Zigbee co-processors for smart-thermostat connectivity. The wide 1.8V-5.5V supply allows direct operation from 24VAC HVAC bus via a small rectifier plus 3.3V LDO, simplifying retrofit installations.

تجویز کردہ

MCP79410 (I²C RTC with battery backup for scheduling) MCP9700 (Low-power analogue temperature sensor)

🏭

Consumer White-Good User Interface

Washing machines, dishwashers, ovens, and microwaves use the PIC16F1933-I/SP to drive segment-LCD front panels and capacitive-touch keypads. The Capture/Compare/PWM module controls motor speed, valve actuation, and buzzer feedback, while the integrated LCD driver supports multi-digit temperature and time displays. The 256B EEPROM stores user preferences, error logs, and last-cycle state across power cycles. The industrial temperature grade (-40°C to +85°C) tolerates the heat inside appliance cabinets.

تجویز کردہ

MCP23008 (I/O expander for additional keypad rows) MCP4725 (12-bit DAC for motor control loops)

💊

Portable Medical Monitoring Device

Portable medical devices such as glucose meters, pulse oximeters, and INR monitors benefit from the PIC16F1933-I/SP's low-power sleep modes and integrated LCD driver that displays readings without external components. The 11-channel 10-bit ADC reads optical absorbance sensors (pulse oximeter) or electrochemical test strips (glucose meter), while the 256B EEPROM stores calibration curves and last-N readings. The wide 1.8V-5.5V supply supports coin-cell or Li-ion battery chemistries for weeks of continuous monitoring.

تجویز کردہ

MCP3424 (18-bit delta-sigma ADC for high-precision sensor reads) MCP1640 (Synchronous boost converter for LCD bias)

🚗

Automotive Aftermarket Accessory

Automotive aftermarket accessories such as gauge clusters, shift-light controllers, and turbo timers use the PIC16F1933-I/SP's 11-channel 10-bit ADC to monitor 0-5V sensor signals (boost pressure, oil temperature, exhaust gas temperature) and drive segment-LCD or LED displays. The Capture/Compare/PWM module drives relays and warning buzzers based on programmable thresholds stored in the 256B EEPROM. While the part itself is industrial-grade (-40°C to +85°C), automotive underhood designs should derate or upgrade to an AEC-Q100 qualified PIC16F variant.

تجویز کردہ

MCP2515 (Standalone CAN controller for OBD-II connectivity) MCP9700 (Low-cost analogue temperature sensor)

⚡

Smart Energy Meter

Single-phase smart energy meters use the PIC16F1933-I/SP's 11-channel ADC together with the EUSART to compute RMS voltage and current from front-end CTs and shunt resistors, then drive a 96-segment LCD for cumulative kWh and instantaneous power displays. The 256B EEPROM retains meter calibration across power cycles, while the wide 1.8V-5.5V operating range supports direct connection to a 3.6V Li-SOCl2 battery for backup metering during outages. Microchip's MPLAB X IDE and energy-meter reference firmware accelerate time-to-market.

تجویز کردہ

MCP3901 (Energy-metering AFE with PGA and Vref) MCP79410 (I²C RTC for time-of-use tariff scheduling)

تجویز کردہ پروڈکٹس کا خلاصہ

MCP23017 I/O expander for additional panel keys استعمال ہوتا ہے: Industrial Control Panel with LCD MCP4725 12-bit DAC for analogue setpoint output استعمال ہوتا ہے: Industrial Control Panel with LCD, Consumer White-Good User Interface MRF89XA Sub-GHz radio module for low-power wireless استعمال ہوتا ہے: Battery-Powered Sensor Node MCP9808 High-accuracy digital temperature sensor استعمال ہوتا ہے: Battery-Powered Sensor Node MCP79410 I²C RTC with battery backup for scheduling استعمال ہوتا ہے: HVAC Thermostat, Smart Energy Meter MCP9700 Low-power analogue temperature sensor استعمال ہوتا ہے: HVAC Thermostat, Automotive Aftermarket Accessory MCP23008 I/O expander for additional keypad rows استعمال ہوتا ہے: Consumer White-Good User Interface MCP3424 18-bit delta-sigma ADC for high-precision sensor reads استعمال ہوتا ہے: Portable Medical Monitoring Device MCP1640 Synchronous boost converter for LCD bias استعمال ہوتا ہے: Portable Medical Monitoring Device MCP2515 Standalone CAN controller for OBD-II connectivity استعمال ہوتا ہے: Automotive Aftermarket Accessory MCP3901 Energy-metering AFE with PGA and Vref استعمال ہوتا ہے: Smart Energy Meter

What is the program memory size of PIC16F1933-I/SP?

The PIC16F1933-I/SP integrates 7KB of Flash program memory organised as 4K x 14-bit words. According to the Microchip PIC16(L)F1933 datasheet (DS41575C), this size is well suited for C-compiled embedded applications in industrial control, sensor signal processing, and user-interface firmware, while leaving headroom for bootloader or field-update code.

What supply voltage range does PIC16F1933-I/SP support?

The PIC16F1933-I/SP operates from 1.8 V to 5.5 V across the full industrial -40 °C to +85 °C temperature range. The 1.8 V minimum enables direct connection to single-cell Li-ion or two-AA battery stacks, while the 5.5 V maximum supports legacy 5 V industrial logic rails. The internal oscillator maintains ±1 % accuracy over this voltage range, eliminating an external crystal in many designs.

Does PIC16F1933-I/SP have an integrated LCD driver?

Yes. The PIC16F1933 includes an integrated LCD driver that supports up to 96 segments in the 28-pin SPDIP package. The charge pump, bias generation, and contrast control are all on-chip, removing the need for an external LCD segment driver or discrete charge-pump circuitry in applications such as thermostats, instrumentation, and appliance HMIs.

How much RAM and EEPROM does PIC16F1933-I/SP have?

The PIC16F1933-I/SP provides 256 bytes of data RAM and 256 bytes of EEPROM. The EEPROM supports up to 1 million erase/write cycles and 40-year retention per the Microchip datasheet, making the part suitable for storing calibration constants, user preferences, and metering data that must survive power cycles.

Where can I buy PIC16F1933-I/SP online and what is the price?

The PIC16F1933-I/SP is in stock at authorised distributors including DigiKey (p/n 2258594), Mouser, and Microchip Direct as of 2026-09-21. Pricing is approximately $2.85 at qty-1 and falls to roughly $1.72 at qty-1000. Lead time for factory quantities is typically 6-10 weeks through authorised channels.

What is the lead time for PIC16F1933-I/SP from Microchip?

Factory lead time for PIC16F1933-I/SP from Microchip is typically 6-10 weeks for tube-packaged production quantities as of 2026-09-21. Authorised distributors including DigiKey and Mouser usually hold pipeline stock; check distributor real-time inventory for immediate shipment of small quantities. For long-term supply assurance, Microchip's Product Change Notification (PCN) system should be monitored.

Is PIC16F1933-I/SP in stock at DigiKey?

Yes, DigiKey lists PIC16F1933-I/SP (p/n 2258594) as stocked and shippable today as of 2026-09-21. The listing shows the part is offered in tube packaging under the 28-SPDIP form factor with the -40 °C to +85 °C industrial temperature grade. Real-time inventory is visible on DigiKey's product page; pricing follows the qty-1 to qty-1000 break schedule.

What is the best drop-in replacement for PIC16F1933-I/SP?

The most direct drop-in replacement for PIC16F1933-I/SP is PIC16F1933-I/SS in the 28-SOIC package or PIC16F1933T-I/SP in the same 28-SPDIP tube format; both share identical Flash, RAM, EEPROM, peripherals, and pinout, so existing PCB footprints remain compatible. For long-term sourcing resilience across the same 28-SPDIP footprint, Microchip offers PIC16F1934-I/SP, PIC16F1936-I/SP, and PIC16F1937-I/SP which are pin-compatible with increased Flash memory but require recompilation due to differing memory maps.

What is the difference between PIC16F1933-I/SP and PIC16F1936-I/SP?

The PIC16F1933-I/SP provides 7KB Flash, 256B RAM, and 256B EEPROM, while the PIC16F1936-I/SP upgrades to 14KB Flash, 512B RAM, and 256B EEPROM in the same 28-SPDIP package with identical pinout. Both belong to Microchip's PIC16F193x family and share the same peripheral set including the 11-channel 10-bit ADC, 96-segment LCD driver, and nanoWatt XLP technology. PIC16F1936 is a drop-in upgrade when firmware outgrows the PIC16F1933's memory map.

Can PIC16F1934-I/SP replace PIC16F1933-I/SP?

Yes. The PIC16F1934-I/SP is pin-to-pin compatible with the PIC16F1933-I/SP in the same 28-SPDIP footprint, and both share the same peripheral block, ADC, LCD driver, and nanoWatt XLP technology. The PIC16F1934 simply doubles the Flash to 7KB to 14KB and increases RAM from 256B to 512B. Firmware must be recompiled against the new memory map and validated, but no PCB rework is required.

Is PIC16F1933-I/SP suitable for battery-powered applications?

Yes. The PIC16F1933-I/SP belongs to Microchip's nanoWatt XLP family with sleep currents below 1 µA and a wide 1.8 V to 5.5 V operating range, making it well-suited for battery-powered and energy-harvesting applications. Typical use cases include wireless sensor nodes, remote controls, and metering devices powered by 2xAA or coin cells where decades of battery life are required.

How many ADC channels does PIC16F1933-I/SP have?

The PIC16F1933-I/SP integrates an 11-channel 10-bit ADC with selectable voltage references and an acquisition timer. This channel count is sufficient for multi-sensor monitoring in HVAC, white-goods, and instrumentation designs. The ADC's low-power modes and the XLP sleep architecture allow periodic sensor sampling with nanoamp-level quiescent drain.

What is the maximum clock speed of PIC16F1933-I/SP?

The PIC16F1933-I/SP supports a maximum 32 MHz system clock via its internal oscillator, yielding 8 MIPS instruction throughput (4 clock cycles per instruction). For low-power designs the device can also operate from a 31 kHz internal low-power oscillator. The internal oscillator's ±1 % accuracy across 1.8 V to 5.5 V eliminates an external crystal in many UART and timing applications.

Where can I download the PIC16F1933-I/SP datasheet PDF?

The official PIC16F1933-I/SP datasheet (document DS41575C, published by Microchip Technology) is available as a free PDF download at the Microchip website. The datasheet covers electrical characteristics, pinout, instruction set summary, and peripheral configuration registers. Microchip also provides the MPLAB X IDE and XC8 compiler for firmware development, both free downloads.

Where can I find the PIC16F1933-I/SP pinout diagram?

The PIC16F1933-I/SP pinout for the 28-SPDIP package is published in section 2 of the Microchip datasheet DS41575C, and includes labelled diagrams for RA0-RA7, RB0-RB7, RC0-RC7, plus VDD, VSS, MCLR, and crystal pins. The 28-SPDIP pin numbering follows the JEDEC standard DIP convention with pin 1 at the top-left of the notch-marked package. Microchip's MAPS pinout tool also provides interactive configuration.

کے لیے انجینئرنگ ریفرنس ڈیٹا PIC16F1933-I/SP — موازنہ، ڈیزائن رہنمائی، اور تعمیل کی معلومات۔

انتخاب کی گائیڈ

Choose the PIC16F1933-I/SP when you need a 28-SPDIP 8-bit MCU with integrated 96-segment LCD driver, nanoWatt XLP low-power sleep, and 7KB Flash for industrial-temperature applications. Choose the PIC16F1933-I/SS when your design is surface-mount and you can use a 28-SSOP footprint. Choose the PIC16F1934-I/SP or PIC16F1936-I/SP for drop-in memory upgrades within the same footprint. Choose the PIC16LF1933-I/SP if your supply rail is below 3.6V, as the LF variant is characterised for low-voltage operation. All listed alternatives share the same PIC16F193x family architecture, peripherals, and pinout, simplifying firmware portability.

متبادلات کے ساتھ موازنہ

پیرامیٹر	یہ پروڈکٹ	PIC16F1933-I/SS	PIC16F1934-I/SP	PIC16F1936-I/SP	PIC16F1937-I/SP	PIC16LF1933-I/SP
Brand	Microchip Technology	Microchip Technology	Microchip Technology	Microchip Technology	Microchip Technology	Microchip Technology
Package	28-SPDIP	28-SSOP (different footprint, surface-mount)	28-SPDIP - same	28-SPDIP - same	28-SPDIP - same	28-SPDIP - same
Flash Memory	7KB	7KB (identical)	7KB (identical)	14KB	14KB	7KB (identical)
RAM	256B	256B (identical)	256B	512B	512B	256B (identical)
EEPROM	256B	256B (identical)	256B (identical)	256B (identical)	256B (identical)	256B (identical)
Supply Voltage	1.8V to 5.5V	1.8V to 5.5V (identical)	1.8V to 5.5V (identical)	1.8V to 5.5V (identical)	1.8V to 5.5V (identical)	1.8V to 3.6V (low-voltage variant)
LCD Segments	Up to 96	Up to 96 (identical)	Up to 96 (identical)	Up to 96 (identical)	Up to 96 (identical)	Up to 96 (identical)
ADC Channels	11 x 10-bit	11 x 10-bit (identical)	11 x 10-bit (identical)	11 x 10-bit (identical)	11 x 10-bit (identical)	11 x 10-bit (identical)
Operating Temperature	-40°C to +85°C	-40°C to +85°C (identical)	-40°C to +85°C (identical)	-40°C to +85°C (identical)	-40°C to +85°C (identical)	-40°C to +85°C (identical)

اہم امتیازی خصوصیات

Integrated 96-segment LCD driver (بمقابلہPIC16F877A-I/SP)
nanoWatt XLP ultra-low sleep current (بمقابلہPIC16F877A-I/SP)
Pin-compatible memory upgrades within the family (بمقابلہPIC16F1936-I/SP)

ڈیزائن نوٹس

Use a 100nF decoupling capacitor within 5mm of each VDD/VSS pair, plus a bulk 10µF tantalum or ceramic capacitor on the main 3.3V or 5V rail. The PIC16F1933-I/SP can wake from sleep in <1µs, so power-rail settling time is rarely a constraint. For battery designs, place the MCU on the highest-impedance rail branch to maximise sleep current savings.

Keep the MCLR/VPP trace short and isolated from switching signals; place the MCLR pull-up resistor (typically 10kΩ) as close to the pin as practical. For In-Circuit Serial Programming (ICSP), dedicate the RB6/ICSPCLK and RB7/ICSPDAT pins to a 6-pin header; do not place series resistors in these traces or programming will fail. If the crystal or external oscillator is used, route traces symmetrically with a ground guard ring.

Do not exceed the absolute maximum VDD of 7.0V; the datasheet's 5.5V rating includes transient headroom only. When migrating from PIC16F1933 to PIC16F1936 or PIC16F1937 (double Flash/RAM), regenerate the linker map against the new memory layout; simply re-flashing the same HEX file will produce undefined behaviour. Always read the device ID register (DevID at 0x8006) at startup for firmware sanity-checking.

تعمیل کی معلومات

RoHS

Compliant

REACH

Compliant

AEC-Q100

Not Qualified

لیڈ فری

Yes

ہیلوجن فری

Unknown

کنفلیکٹ منرلز

Compliant

RoHS and lead-free compliant per Microchip product page; PIC16F1933-I/SP is industrial-grade (-40°C to +85°C) and is not AEC-Q100 qualified for automotive underhood applications.

ڈیٹا کی تصدیق کی تاریخ: 2026-09-21 — ڈیٹا XAIPART کی کمپوننٹ انجینئرنگ ٹیم کے ذریعے تصدیق شدہ اور ترتیب شدہ

ذرائع: Manufacturer Datasheet, Manufacturer Product Page, Distributor, Distributor, Octopart

PIC16F1933-I/SP - 7KB Flash 8-bit MCU 28-SPDIP | Microchip

PIC16F1933-I/SP جائزہ

اس سیریز میں مختلف ورژن

PIC16F1933-I/SS

PIC16F1933T-I/SP

PIC16F1934-I/SP

PIC16F1936-I/SP

PIC16F1937-I/SP

PIC16LF1933-I/SP

تجویز کردہ متبادل (یکساں زمرہ اور پیکیج)

PIC16F1933-I/SP پن کنفیگریشن

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