Microchip Technology Inc. AT27C256R-70PU

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EPROM; 256K 70NS OTP 28DIP
Mfr. Part#: AT27C256R-70PU
Allied Stock#: 70123835

RoHS Compliant Part

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Datasheet Datasheet

Pricing (USD) & Availability
Standard Pricing
$2.010 (Each)
1 $2.010
2 $1.970
5 $1.910
10 $1.829
25 $1.709
50 $1.568
100 $1.407
Availability

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Minimum Quantity: 1

Multiples Of: 1

Specifications

Capacitance, Input : 4 pF
Capacitance, Output : 8 pF
Current, Input, Leakage : ±1 μA
Current, Operating : 20 mA (Read)
Current, Output, Leakage : ±5 μA
Density : 256K
Dimensions : 37.34 x 14.4 x 3.94 mm
Height : 0.155" (3.94mm)
In System Programmability : External
Interface : Parallel Bus
Length : 1.47" (37.34mm)
Memory Capacity : 256 kbit
Memory Type : EPROM
Mounting Type : Through Hole
Number of Bits per Word : 8 bit
Number of Pins : 28
Operating Voltage Range : 5 V
Organization : 32K x 8 bit
Package Type : PDIP
Product Header : AT27C256R Series OTP EPROM Memory
Reprogramming Technique : OTP
Series : AT27 Series
Supply Voltage : 5 V
Temperature, Operating : -40 to +85 °C
Temperature, Operating, Maximum : +85 °C
Temperature, Operating, Minimum : -40 °C
Temperature, Operating, Range : -40 to +85 °C
Time, Access : 70 ns
Time, Address Hold : 0 μs
Time, Address Setup : 2 μs
Time, Fall : 20 ns
Time, Rise : 20 ns
Voltage, ESD : 2000 V
Voltage, Input, High Level : 5.5 V (Read)
Voltage, Input, Low Level : 0.8 V (Read)
Voltage, Output, High Level : 2.4 V (Read)
Voltage, Output, Low Level : 0.4 V (Read)
Voltage, Programmable : 13 V
Width : 0.567" (14.4mm)

Overview

Features:

  • Fast Read Access Time — 45 ns
  • Low Power CMOS Operation
    100 μ Max. Standby
    20 mA Max. Active at 5 MHz
  • JEDEC Standard Packages
  • 5 V ±10% Supply
  • High Reliability CMOS Technology
    2000 V ESD Protection
    200 mA Latchup Immunity
  • Rapid Programming Algorithm — 100 μs/Byte (Typical)
  • Integrated Product Identification Code
  • Industrial and Automotive Temperature Ranges
  • Green (Pb/Halide-free) Packaging Option

  • Product Added to Cart
    Microchip Technology Inc.
    EPROM; 256K 70NS OTP 28DIP
    Allied Stock #: 70123835
    Mfr's Part #: AT27C256R-70PU
    $2.010 Each
    Quantity added: