64K-bit OTP EPROM memory IC, organized as 8K x 8, offering a maximum access time of 70 ns. This integrated circuit features a parallel interface and operates with a typical supply voltage of 5V, ranging from 4.5V to 5.5V. Designed for through-hole mounting, it comes in a 24-pin PDIP package with a pin pitch of 2.79mm. Maximum operating current is 75 mA, and it supports external in-system programmability within an operating temperature range of 0°C to 70°C.
Microchip AT27HC642-70PC technical specifications.
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