PIC16F57-E/P - 8-Bit 20MHz Flash MCU | Microchip Technology
MPN: PIC16F57-E/P ✓ सक्रियPIC16F57-E/P अवलोकन
A microcontroller is a programmable semiconductor that integrates a CPU, program memory, data memory, I/O, timers, and control peripherals into one device. The PIC16F57 belongs to the PIC16F family, which combines 8-bit processing with flash programmability and a compact instruction set. In the power-management and embedded-control hierarchy, it is a general-purpose microcontroller rather than a power IC or analog converter.
Key features include 3KB of flash program memory organized as 2K by 12, 72 bytes of RAM, 12 I/O ports, a 20MHz maximum clock speed, and a 28-pin PDIP package. The extended-temperature ordering code is associated with operation across industrial and automotive environments. The small instruction set can simplify firmware development, while flash memory permits field reprogramming without a separate programmable ROM device.
Architecturally, the PIC16F57 uses the PICmicro processor core with 200ns instruction execution and a RISC-oriented 33-instruction set. A 20MHz clock supports high-rate control and event processing, while the 12 available I/O pins allow digital interfaces to external sensors, relays, indicators, and logic. The manufacturer product page specifically identifies the family as adaptable to automotive and industrial systems.
Typical applications include compact industrial controllers, automotive auxiliary-control modules, appliance-control boards, simple instrumentation, and embedded products requiring flash-reprogrammable logic. The PDIP package also provides through-hole assembly compatibility where insertion or rework tooling is preferred over fine-pitch surface mounting.
The principal design consideration is supply and peripheral verification because the retrieved snippets do not expose a complete pinout, timer configuration, oscillator detail, or automotive qualification statement for this exact order code. Designers should preserve adequate input/output voltage headroom, apply decoupling at the supply pins, and validate timing against the selected oscillator and firmware configuration. This page combines manufacturer information, distributor data, package details, and application guidance to support component selection and sourcing decisions.
के लिए ड्रॉप-इन विकल्प PIC16F57-E/P — समान पैकेज, पिन-टू-पिन संगत। PCB रीवर्क आवश्यक करने वाले भिन्न-पैकेज पार्ट्स शामिल नहीं हैं।
इस सीरीज़ के वेरिएंट
समान श्रृंखला के मॉडल जो ड्रॉप-इन संगत हैं PIC16F57-E/P (समान फॉर्म फैक्टर और फुटप्रिंट) — इसमें भिन्न Package, RoHS Status, I/O Pins, Program Memory, Mounting Type.
PIC16F57-I/P
✅ ड्रॉप-इनकीमत के लिए संपर्क करें
डेटाशीट देखें →PIC16F54-I/P
✅ ड्रॉप-इनकीमत के लिए संपर्क करें
डेटाशीट देखें →PIC16F57-I/SP
✅ ड्रॉप-इनकीमत के लिए संपर्क करें
डेटाशीट देखें →PIC16F57-E/P Maximum Ratings और Electrical Characteristics
| Microcontroller Type | 8-bit CMOS flash-based PICmicro microcontroller |
| Program Memory | 3KB flash (2K x 12) |
| RAM | 72 bytes |
| Maximum Clock Speed | 20 MHz |
| Instruction Execution Time | 200 ns |
| Instruction Set | 33 single-word instructions |
| I/O Ports | 12 I/O ports |
| पैकेज | 28-pin PDIP |
| माउंटिंग प्रकार | Through-hole |
| सप्लाई वोल्टेज | 4.5 V to 5.5 V |
| Lifecycle Stage | Active |
| Program Memory Type | Flash |
| Product Family | PIC16F 8-bit microcontroller |
PIC16F57-E/P 28-pin pdip पिन कॉन्फ़िगरेशन गाइड
PIC16F57-E/P (28-pin pdip पैकेज) के लिए पिन कॉन्फ़िगरेशन। इस डिजिटल IC में GPIO, संचार इंटरफ़ेस (UART, SPI, I2C) और पावर पिन शामिल हैं। वैकल्पिक पिन फ़ंक्शन और कॉन्फ़िगरेशन विकल्पों के लिए निर्माता डेटाशीट देखें। एम्बेडेड सिस्टम डिज़ाइन और PCB लेआउट के लिए आवश्यक।
इसके लिए कोई विस्तृत pinout data उपलब्ध नहीं: PIC16F57-E/P.
देखें डेटाशीट पूर्ण पिन कॉन्फ़िगरेशन के लिए।
सामान्य अनुप्रयोग
PIC16F57-E/P के लिए उपयुक्त है 6 अनुप्रयोगs: Automotive Auxiliary Control Module, Industrial Sequence Controller, Appliance Control Board, Simple Instrumentation Controller, LED and Indicator Sequencer, Embedded Timing and Event Logger.
Automotive Auxiliary Control Module
The PIC16F57-E/P fits compact automotive auxiliary-control tasks where a 20MHz flash-based MCU can manage discrete inputs, timed outputs, and simple interlocks without a large application processor. Its verified 12 I/O ports provide a practical interface count for switches, indicators, relays, and sensors. The 3KB flash capacity supports focused firmware for state machines, debouncing, timing, and diagnostics. Before production use, verify the exact -E temperature limits, automotive qualification status, and electrical requirements against Microchip documentation; automotive suitability should not be inferred from the family description alone.
अनुशंसित
Industrial Sequence Controller
The PIC16F57-E/P is appropriate for small industrial sequence-control boards that coordinate sensors, relays, indicators, and timed machine states. A 200ns instruction-execution capability and 20MHz maximum clock allow responsive polling and deterministic control loops, while the 33-instruction set can reduce firmware complexity. Its 12 I/O ports support multiple discrete channels, and the 4.5 V to 5.5 V supply range suits conventional 5 V control electronics. Design the PCB with supply decoupling, protected inputs, and appropriate relay-driver isolation.
अनुशंसित
Appliance Control Board
The PIC16F57-E/P can serve as the compact controller in an appliance or domestic equipment where the task combines button inputs, sensor polling, timing, display segments, and actuator outputs. Its 3KB flash and 72 bytes of RAM are well matched to focused embedded logic, while 12 I/O ports cover multiple discrete functions. The through-hole 28-pin PDIP package simplifies repair and automated insertion. Firmware should use debouncing and safe-state defaults, and the board should include current-limited drivers rather than switching loads directly from MCU pins.
अनुशंसित
Simple Instrumentation Controller
The PIC16F57-E/P can coordinate a compact laboratory or field-instrument control panel using digital commands, status LEDs, and simple external sensor conditioning. The 20MHz clock supports responsive command handling, and flash memory permits firmware revision without replacing the device. Its 72-byte RAM limit favors polling-based rather than buffer-intensive measurements. Use suitable analog front-end components, isolate analog and digital returns, and verify that the selected external modules operate from the MCU's 4.5 V to 5.5 V supply range.
अनुशंसित
LED and Indicator Sequencer
The PIC16F57-E/P is suitable for LED status sequencing, annunciator control, and multichannel indicator logic where timing precision and compact firmware matter more than high memory capacity. Its 20MHz clock and 200ns instruction execution provide ample timing margin for common indicator refresh schemes, and the 12 I/O ports support multiple lamp or segment channels. Appropriate current-limiting resistors or driver transistors are required. Firmware should limit refresh rate where visible flicker or excessive duty cycle would otherwise distract users.
अनुशंसित
Embedded Timing and Event Logger
The PIC16F57-E/P can implement a compact event logger, interval counter, or service timer in equipment that must retain logic without a larger processor. Its flash program memory supports field-updatable firmware, while the 72-byte RAM can hold compact working variables and state. The 20MHz clock supports precise timing, and 12 I/O ports accommodate event inputs and status outputs. Expansion beyond internal memory would require an external device, so designers should budget RAM and flash usage carefully and include a nonvolatile data strategy when logged values must survive power loss.
अनुशंसित
अनुशंसित उत्पादों का सारांश
के लिए इंजीनियरिंग संदर्भ डेटा PIC16F57-E/P — तुलना, डिज़ाइन मार्गदर्शन और अनुपालन जानकारी।
चयन गाइड
विकल्पों के साथ तुलना
| पैरामीटर | यह उत्पाद | PIC16F57-I/P | PIC16F54-I/P | PIC16F57-I/SP |
|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Ordering Temperature Designation | -E | -I | -I | -I |
मुख्य विशेषताएँ
- Verified flash-based implementation supports field reprogramming (बनामPIC16F54-I/P)
- 20MHz clock and 200ns instruction execution support responsive control (बनामPIC16F57-I/P)
- 28-pin PDIP packaging supports straightforward through-hole assembly and service (बनामPIC16F57-I/SP)
डिज़ाइन नोट्स
Design the supply rail for the verified 4.5 V to 5.5 V operating range and place the required bypass capacitors close to the MCU supply pins according to the manufacturer datasheet. The snippets do not state the exact capacitor values or maximum supply voltage, so those values must not be guessed. Include controlled startup and ensure connected sensors and actuators cannot back-feed an unpowered MCU. Estimated thermal rise cannot be calculated because verified dissipation and junction-temperature parameters are unavailable.
Do not treat a shared PDIP footprint as proof that any PIC16F-family MCU is firmware-compatible. The target PIC16F57 has verified 3KB flash, 72 RAM bytes, 12 I/O ports, and a 20MHz clock; a PIC16F54 substitution can differ in memory organization, peripherals, and interrupt behavior. Before substitution, rebuild the project for the alternate device, review its configuration words and register definitions, and verify every peripheral and pin function against the relevant datasheet.
Use the 28-pin PDIP footprint for through-hole assembly, but reserve clearance around the socket or device for servicing and heat-sink-free rework. Keep oscillator-sensitive traces short and place associated crystal or timing components according to the manufacturer layout guidance. Provide local supply decoupling, controlled input levels, and appropriate isolation for inductive or high-voltage loads. The complete pinout was not present in the supplied snippets, so final routing must use the manufacturer drawing rather than an inferred assignment.
Treat all 12 I/O lines as digital resources that may be shared by interrupt-sensitive functions, and assign external pull-up or pull-down resistors only after reviewing the corresponding input and output specifications. Schmitt-trigger behavior, output drive, and input thresholds were not included in the retrieved data and therefore require datasheet verification. For long cables or noisy industrial environments, add buffer or protection components such as a 74HC-family device or optocoupler rather than relying solely on the MCU pin.
अनुपालन जानकारी
The supplied verified data identifies suitability for automotive and industrial adaptation but does not explicitly provide RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals declarations for PIC16F57-E/P.