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AT27C256R-70JU - Microchip

Description: AT27C256R-70JU, OTP EPROM Memory 256kbit 32K x 8 bit 70ns 4.5 → 5.5 V 32-Pin PLCC

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AT27C256R-70JU - Microchip PCB footprint - Plastic Leaded Chip Carrier - Plastic Leaded Chip Carrier - 32J - PLCC
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3D Models
AT27C256R-70JU - Microchip  - 3D model - Plastic Leaded Chip Carrier - 32J - PLCC
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AT27C256R-70JU Details

  • Manufacturer Part Number:

    AT27C256R-70JU

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    LCC-32

  • Pin Count:

    32

  • Manufacturer Package Code:

    PLCC-32

  • Country Of Origin:

    Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.31.00.01

  • Factory Lead Time:

    6 Weeks

  • Manufacturer:

    Microchip Technology Inc

  • YTEOL:

    4

  • Access Time-Max:

    70 ns

  • I/O Type:

    COMMON

  • JESD-30 Code:

    R-PQCC-J32

  • Length:

    13.97 mm

  • Memory Density:

    262144 bit

  • Memory IC Type:

    OTP ROM

  • Memory Width:

    8

  • Number of Functions:

    1

  • Number of Terminals:

    32

  • Number of Words:

    32768 words

  • Number of Words Code:

    32000

  • Operating Mode:

    ASYNCHRONOUS

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Organization:

    32KX8

  • Output Characteristics:

    3-STATE

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    QCCJ

  • Package Equivalence Code:

    LDCC32,.5X.6

  • Package Shape:

    RECTANGULAR

  • Package Style:

    CHIP CARRIER

  • Parallel/Serial:

    PARALLEL

  • Programming Voltage:

    13 V

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    3.55 mm

  • Standby Current-Max:

    0.001 A

  • Supply Current-Max:

    0.025 mA

  • Supply Voltage-Max (Vsup):

    5.5 V

  • Supply Voltage-Min (Vsup):

    4.5 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Terminal Form:

    J BEND

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    QUAD

  • Width:

    11.43 mm

AT27C256R-70JU Frequently Asked Questions (FAQs)

  • The maximum operating temperature range for the AT27C256R-70JU is -40°C to +85°C.
  • The power-up and power-down sequences for the AT27C256R-70JU should be handled according to the recommended power-up and power-down timing diagrams in the datasheet to ensure proper device operation.
  • The recommended voltage range for the AT27C256R-70JU is 4.5V to 5.5V.
  • A reliable erase and programming sequence for the AT27C256R-70JU can be implemented by following the recommended algorithm in the datasheet, which includes setting the chip select (CS) low, applying the erase or program pulse, and verifying the operation.
  • To prevent damage, handle the AT27C256R-70JU with care, avoiding static electricity, excessive voltage, and physical stress. Use an anti-static wrist strap or mat, and handle the device by the body or pins, not the leads.

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AT27C256R-70JU Overview

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About Microchip

Microchip Technology Inc. is a leading manufacturer of microcontrollers and semiconductor devices for a wide range of applications in the aerospace, automotive, consumer electronics, industrial, and medical industries. Alongside a comprehensive product portfolio, Microchip Technology Inc. also provides easy-to-use development tools that enable engineers to create optimal designs quickly with minimal iterations to reduce risk while lowering total system costs to market. Headquartered in Chandler, Arizona, th

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Part Image AT27C256R-70JU Atmel Corporation

OTP ROM, 32KX8, 70ns, CMOS, PQCC32

Part Image AT27HC256-70JI Microchip Technology Inc

OTP ROM, 32KX8, CMOS, PQCC32

Part Image AT27C256R-70JI Atmel Corporation

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Part Image AT27C256R-70JC Atmel Corporation

OTP ROM, 32KX8, 70ns, CMOS, PQCC32

Part Image AM27C256-70JI AMD

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For a full list of alternate parts for AT27C256R-70JU, check out Findchips.com