AT27C256R-70PU Part Information

Details for AT27C256R-70PU by Microchip Technology


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Part Features

  • 256-Kbit (32-Kbit x 8)
  • Low-power CMOS operation
  • Standard power supply range, 5V +/-10%
  • 100 μA max standby
  •  20mA max active at 5 MHz
  • Parallel Interface
  • 45 ns access time
  • High-reliability CMOS technology
  • 2,000V ESD protection
  • 200 mA latchup immunity
  • Rapid programming algorithm – 100 μs/byte (typical)
  • CMOS and TTL compatible inputs and outputs
  • Integrated product identification code
  • Industrial Temperature Range: -40°C to 85°C
  • Available in Green (Pb/Halide-free) Packaging Only
  • 32-lead, Plastic J-leaded Chip Carrier (PLCC) 28-lead, 0.600" wide, plastic, dual inline package (PDIP)

Part Specifications

Density (Organization) 256Kb
Operating Voltage Min. (V) 5
Read Access Speed (Par Flash) 45/70ns
Organization 32K x 8
Temperature Range -40C to +85C

Alternative Part Descriptions

  • IC, EPROM 256K, 4.5-5.5V, 27C256; Memory Size:256Kbit; EPROM Memory Configuration:32K x 8bit; No. of Pins:28Pins; Memory Case Style:DIP; Supply Voltage Min:4.5V; Supply Voltage Max:5.5V; Operating Temperature Min:-40°C; Operating RoHS Compliant: Yes | Newark Electronics
  • EPROM OTP 256K-Bit 32K x 8 70ns 28-Pin PDIP | Avnet America
  • 70NS PDIP IND TEMP GREEN | Microchip Technology Inc
  • EPROM OTP 256K-Bit 32K x 8 70ns 28-Pin PDIP | Avnet Europe
  • EPROM OTP 256K-Bit 32K x 8 70ns 28-Pin PDIP | Avnet Asia
  • OTP-ROM 5V 32kx8 70ns DIP28 | Schukat Electronic
  • Microchip OTP EPROM Parallel 256KB 70ns PDIP 256KB 70ns PDIP | Distrelec

Frequently Asked Questions

Where can I find additional details, specifications and documents for a AT27C256R-70PU?

Additional datasheets, footprints and schematics for AT27C256R-70PU are listed in our Part Details tab. You can also find the AT27C256R-70PU image and similar parts on this details page.

What pricing and inventory information can I view?

Distributor pricing and stock information is available for AT27C256R-70PU in the Pricing & Inventory tab next to part details. You can view AT27C256R-70PU price breaks, MOQs, lead times, inventory and SKUs from distributors.

What category does AT27C256R-70PU fall under?

The AT27C256R-70PU is listed under AT27C256R.

Can I view similar or alternative parts?

You can view similar parts to AT27C256R-70PU when available in the AT27C256R range under the specifications section at the bottom of the details page.

Who can I contact for technical support of the product?

Submit any questions directly to the customer support team of the distributor listing the product. For the AT27C256R-70PU you can contact the distributor directly for product support, shipping queries etc.

Is the AT27C256R-70PU RoHS compliant?

This part has not been flagged as RoHS Compliant.

Which authorised distributors for AT27C256R-70PU have stock available?

Authorised distributors including Newark Electronics, Avnet America, Microchip Technology Inc, Avnet Europe and Avnet Asia have stock available or on a lead time for AT27C256R-70PU.

How do I check stock and lead times for all distributors?

Stock availability and lead times will be displayed for AT27C256R-70PU often in real-time on the comparison pages.

What if I can't find stock of AT27C256R-70PU?

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