AT27C512R-12JI The Microchip Technology AT27C512R-12JI is a 512Kbit EPROM - OTP memory device. It features a parallel interface and a 120 ns access time.
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AT27C512R-12JI

Available from 1 distributors
Mfr Name: Microchip Technology
Microchip Technology
The Microchip Technology AT27C512R-12JI is a 512Kbit EPROM - OTP memory device. It features a parallel interface and a 120 ns access time.
✓ Total Stock: 1,288 pcs
$ Price Range: $1.28

AT27C512R-12JI Available from 1 distributor

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AT27C512R-12JI Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Access Time
ESD Protection
Lead Style
Memory Format
Memory Interface
Memory Organization
Memory Size
Memory Type
Mounting Type
Operating Temperature
Supplier Device Package
Supplier Package
Technology
Voltage

AT27C512R-12JI Description

Short technical summary and product information.

The AT27C512R-12JI from Microchip Technology is a 512Kbit one-time programmable read-only memory (OTP EPROM) organized as 64K by 8 bits. It operates with a supply voltage range of 4.5V to 5.5V and offers a fast read access time of up to 45 ns.

 

This memory device is designed for low-power CMOS operation, with a maximum active current of 20 mA at 5 MHz and a standby current of less than 10 μA. It features high-reliability CMOS technology with 2,000V ESD protection and 200 mA latchup immunity. The Rapid™ Programming Algorithm allows for efficient programming at 100 μs/byte typical.

 

The AT27C512R-12JI is available in JEDEC standard packages, including a 32-lead PLCC and a 32-lead LCC (J-Lead). It supports surface mount installation and operates within a temperature range of -40°C to 85°C (TC).

 

This component is suitable for applications requiring reliable firmware storage and fast access by high-performance microprocessor systems. Its CMOS and TTL compatible inputs and outputs ensure broad system compatibility.

AT27C512R-12JI Quick Information

Product Type: EPROM - OTP Memory
Series: AT27C512R
Canonical Name: AT27C512R-12JI 512Kbit Parallel EPROM - OTP Memory
Subcategory: Memory

AT27C512R-12JI Compliance

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

AT27C512R-12JI Estimated Pricing

Qty Low High
1+ $1.28 $1.28

Estimated market price range - modelled values for guidance only, not live distributor offers.

AT27C512R-12JI Features

  • 512Kbit EPROM - OTP memory.
  • Fast 45 ns read access time.
  • Low-power CMOS operation.
  • Operates from 4.5V to 5.5V supply.
  • Available in 32-PLCC and 32-LCC packages.

AT27C512R-12JI Applications

  • Ideal for firmware storage in embedded systems.
  • Used in automotive engine control modules.
  • Suitable for industrial control and automation.
  • Can be used in consumer electronics for code storage.

AT27C512R-12JI FAQs

7 frequently asked questions generated from this part’s specifications.
What is the memory size and organization?

512Kbit organized as 64K x 8.

What is the access time?

45 ns maximum (from datasheet).

What is the operating voltage range?

4.5V to 5.5V, nominal 5V.

What is the operating temperature range?

-40°C to 85°C.

What package is available?

32-PLCC (also 32-LCC).

What is the programming algorithm?

Rapid™ programming algorithm with typical 100 µs/byte.

What is the standby current?

Maximum 100 µA.

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