MC68HC705SR3P The Motorola Semiconductor MC68HC705SR3P is an 8-bit microcontroller from the HC11 family. It features 4KB of OTP program memory and 192 Bytes of RAM.
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MC68HC705SR3P

Available from 1 distributors
Mfr Name: Motorola Semicondutor
Motorola Semicondutor
The Motorola Semiconductor MC68HC705SR3P is an 8-bit microcontroller from the HC11 family. It features 4KB of OTP program memory and 192 Bytes of RAM.
✓ Total Stock: 2,250 pcs

MC68HC705SR3P Available from 1 distributor

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2,250 pcs
2250 pcs On Request 1 On Request On Request 97+ On Request On Request

MC68HC705SR3P Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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Manufacturer Name
SVHC Present

MC68HC705SR3P Description

Short technical summary and product information.

The Motorola Semiconductor MC68HC705SR3P is an 8-bit microcontroller based on the HC11 core. It operates at a speed of 3MHz and offers 4KB of One-Time Programmable (OTP) memory for program storage, along with 192 Bytes of RAM.

 

This microcontroller supports essential peripherals like Power-on Reset (POR) and a Watchdog Timer (WDT). It features 26 general-purpose I/O pins and includes SCI and SPI communication interfaces. The device operates within a supply voltage range of 4.5V to 5.5V and has an internal oscillator.

 

The MC68HC705SR3P is housed in a 44-PLCC surface-mount package with dimensions of 16.59x16.59 mm. It is designed for operation in environments with temperatures ranging from -40°C to 85°C (TA).

MC68HC705SR3P Quick Information

Product Type: Microcontroller
Series: MC68HC705
Canonical Name: MC68HC705SR3P Microcontroller
Subcategory: Embedded Microcontrollers

MC68HC705SR3P Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

MC68HC705SR3P Features

  • 8-bit HC11 core microcontroller.
  • 4KB OTP program memory.
  • 192 Bytes RAM.
  • Operates at 3MHz speed.
  • 44-PLCC surface mount package.

MC68HC705SR3P Applications

  • Ideal for embedded control in consumer electronics.
  • Used in automotive body control modules.
  • Suitable for industrial automation and sensor interfaces.
  • Applicable in low-speed data logging systems.

MC68HC705SR3P FAQs

7 frequently asked questions generated from this part’s specifications.
What is the core processor of the MC68HC705SR3P?

The core processor is an HC11 8-bit CPU.

What is the maximum clock speed?

The maximum clock speed is 3MHz.

What type of program memory does it have and how much?

It has 4KB of one-time programmable (OTP) memory.

How much RAM is available?

It has 192 bytes of RAM.

What is the operating voltage range?

The operating voltage range is 4.5V to 5.5V.

What is the operating temperature range?

The operating temperature range is -40°C to 85°C.

What package is the MC68HC705SR3P available in?

It is available in a 44-PLCC surface mount package (16.59x16.59mm).

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