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HT93LC56 --
CMOS 2K 3-Wire Serial EEPROM (产品终止) General Description
The HT93LC56 is a 2K-bit low voltage
nonvolatile, serial electrically erasable programmable
read only memory device using the CMOS floating gate
process. Its 2048 bits of memory are organized into 128
words of 16 bits each when the ORG pin is connected to
VCC or organized into 256 words of 8 bits each when it is
tied to VSS. The device is optimized for use in many
industrial and commercial applications where low power
and low voltage operation are essential. By popular microcontroller, the versatile serial interface including
chip select (CS), serial clock (SK), data input (DI) and
data output (DO) can be easily controlled.
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Features
- Operating voltage: 2.2V~.5.5V
- Low power consumption
- Operating: 5mA max.
- Standby: 10uA max.
- User selectable internal organization
- 2K(HT93LC56): 256x8 or 128x16
- 3-wire Serial Interface
- Write cycle time: 5ms max.
- Automatic erase-before-write operation
- Word/chip erase and write operation
- Write operation with built-in timer
- Software controlled write protection
- 10-year data retention after 100K rewrite cycles
- 106 rewrite
cycles per word
- Commercial temperature range (0oC to +70oC)
- 8-pin DIP/SOP/TSSOP package
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