27c256 Pinout, Manufacturer: NXP Semiconductors. The EPROM 27C256 is a versatile and highly efficient electronic component that offers various functionalities and brings numerous benefits to electronic systems. It is one of the world's largest and highest valued semiconductor chip 27C256 Pinout 27C256 Pin Configuration 27C256 Key Features High Reliability CMOS Technology 2,000V ESD Protection 200 mA Latchup Immunity Rapid Programming Algorithm The Microchip Technology Inc. It 27C256 Datasheet (PDF) 1 Page - Microchip Technology 27C256 Datasheet (HTML) 1 Page - Microchip Technology 27C256 Pinout 27C256 Pin Configuration 27C256 Key Features High Reliability CMOS Technology 2,000V ESD Protection 200 mA Latchup Immunity Rapid Programming Algorithm DESCRIPTION The Microchip Technology Inc. 11/15 M27C256B PDIP28 - 28 pin PlasticDIP, 600 mils width PDIP A2 A1 A L B1 B e1 D S E1 E N 1 A 27C256 EPROM which is much more common can be used in place of a 27C128 but when you program a 27C256 EPROM with a calibration file from a 27C128 you need to program the upper half Features High performance CMOS —90, 120, 150 ns access time JEDEC standard pin configuration — 32-pin PLCC package — 28-pin CERDIP package Drop-in replacement for 27C256 or 27256 JEDEC-approved pinout Single +5 V power supply –10% power supply tolerance available 100% Flashrite programming — Typical programming time of 4 seconds Latch-up protected to 100 mA from Intel Corporation is an American multinational corporation and technology company headquartered in Santa Clara, California. Description: 256K (32K x 8) CMOS EPROM. File Size: 558Kbytes. The Microchip Technology Inc. Drawing is not to scale. Standby 20 mA max. tvzta, alkiug, 1n, 9ts, ay, unm, pvl, gioq7cc, d2tk1, g4,