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X68C75 Datasheet PDF

Xicor X68C75

The X68C75 is a highly integrated peripheral for the 68HC11 family of microcontrollers. The device integrates 8K-bytes of 5V byte-alterable nonvolatile memory, 2 bidirectional 8-bit ports, 16 general purpose registers, programmable internal address decoding and a multiplexed address and data bus. The 5V byte-alterable nonvolatile memory can be used as program storage, data storage, or a combination of both.
Part No. X68C75
Datasheet X68C75 Download
Manufacturer
Xicor
Description Port Expander and E2 Memory
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X68C75 datasheet page 1 preview

DESCRIPTION

The memory array is separated into two 4K-byte sections which allows read accesses to one section while a write operation is taking place in the other section. The nonvolatile memory also features Software Data Protection to protect the contents during power transitions, and an advanced Block Protect register which allows individual blocks of the memory to be configured as read-only or read/write.

FEATURES

● Highly Integrated Microcontroller Peripheral —8K x 8 E2 Memory —2 x 8 General Purpose Bidirectional I/O Ports —16 x 8 General Purpose Registers —Integerated Interrupt Controller Module —Internal Programmable Address Decoding
● Self Loading Integrated Code (SLIC) —On-Chip BIOS and Boot Loader —IBM/PC Based Interface Software(XSLIC)
● Concurrent Read During Write —Dual Plane Architecture
● Isolates Read/Write Functions Between Planes
● Allows Continuous Execution Of Code From One Plane While Writing In The Other Plane
● Multiplexed Address/Data Bus —Direct Interface to Po...
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