Hitachi 45MB ATA PC 68Pins PCMCIA Flash Memory Card HB286045A3 Made in Jpan
PC cards are used to extend the functions of memories, modems, LANs, and various equipment like laptop- and notebook-type computers are equipped with sockets for PC cards. Such PC-card standards as the physical, electrical and interface specifications have been developed in cooperation with JEIDA (Japan Electronic Industry Development Association) and PCMCIA (Personal Computer Memory Card International Association). Although both these organizations previously issued standards separately, they were unified into the PC Card Standard in 1995 and issued jointly issui.
PC cards are classified into the following two types.
(1) Memory cards: Flash memory card, SRAM card, ROM card, etc.
(2) I/O cards: Flash ATA card, HDD card, modem card, LAN card, etc.
Memory card is used as ordinary memories in order to extend memory capacity and I/O cards as peripherals for extending functions.
Hitachi’s PC-ATA flash card is classified as an I/O card. The built-in controller is designed to precisely control data writing into the flash memory, achieving the same interface as a hard disk.
low power consumption,
high-speed operation ,
vibration resistance. The flash memory card mentioned here refers to one that is not designed to internally control data writing into the built-in flash memory but to achieve an interface as the memory, while the HDD card refers to one having a small rotating magnetic hard disk.
the minimum data reading and writing unit is one sector (1 sector = 512 bytes) and not one byte (8 bits) like memory.
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