Microchip AT27C256R-70PU EPROM，256 Kbit，32K x 8bit，4.5 V 至 5.5 V，28 针，PDIP

Density: 256 Kb

Package: 28PDIP

Mounting: Through Hole

MSL Level: MSL 1 - Unlimited

Pin Count: 28

Lead Finish: Matte Tin

No. of Pins: 28

Organization: 32Kx8

Memory Density: 256 Kb

Screening Level: Industrial

Supplier Package: PDIP

Product Dimensions: 37.34 x 14.4 x 3.94 mm

Supply Voltage Max: 5.5 V

Supply Voltage Min: 4.5 V

Max Processing Temp: 245

Programming Voltage: 13 V

Operating Temperature: -40 to 85 °C

Reprogramming Technique: OTP

Operating Supply Voltage: 3.3 V

In System Programmability: External

Maximum Operating Current: 20 mA

Operating Temperature Max: 85 °C

Operating Temperature Min: -40 °C

Output Enable Access Time: 30 ns

Datasheet