As an Amazon Associate, we earn from qualifying purchases. AT27C256R-55TC Microchip Technology | Integrated Circuits (ICs) | DigiKey Microchip Technology . AT27C256R-55TC Attributes Brand name, Manufacturer name, Manufacturer, Attribute01Microchip Technology Attribute00Integrated Circuits (ICs) Attribute02, Attribute10- Attribute03Tray Attribute04Obsolete Attribute05Non-Volatile Attribute06EPROM Attribute07EPROM - OTP Attribute08256Kb (32K x 8) Attribute09Parallel Attribute1155 ns Attribute124.5V ~ 5.5V Attribute130?C ~ 70?C (TC) Attribute14Surface Mount Attribute1528-TSSOP (0.465", 11.80mm Width) Attribute1628-TSOP Attribute17AT27C256 AttributeKey00Category AttributeKey01Mfr AttributeKey02Series AttributeKey03Package AttributeKey04Product Status AttributeKey05Memory Type AttributeKey06Memory Format AttributeKey07Technology AttributeKey08Memory Size AttributeKey09Memory Interface AttributeKey10Write Cycle Time - Word, Page AttributeKey11Access Time AttributeKey12Voltage - Supply AttributeKey13Operating Temperature AttributeKey14Mounting Type AttributeKey15Package / Case AttributeKey16Supplier Device Package AttributeKey17Base Product Number Extra Product NameAT27C256R-55TC Microchip Technology | Integrated Circuits (ICs) | DigiKey atoms, moq, multiple1 extraShipping, qtyInStock0 MPNAT27C256R-55TC SKU398522 snippetEPROM - OTP Memory IC 256Kb (32K x 8) Parallel 55 ns 28-TSOP Distributor offers SellerSKUMOQIn stockMultiplePrices Digi-Key39852211