DS1243 Maxim, DS1243 Datasheet - Page 5
DS1243
Manufacturer Part Number
DS1243
Description
The DS1243Y 64K NV SRAM with Phantom Clock is a fully static nonvolatile RAM (organized as 8192 words by 8 bits) with a built-in real time clock
Manufacturer
Maxim
Datasheet
1.DS1243.pdf
(14 pages)
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DS1243Y
PHANTOM CLOCK REGISTER DEFINITION Figure 1
NOTE: THE PATTERN RECOGNITION IN HEX IS C5, 3A, A3, 5C, C5, 3A, A3, 5C. THE ODDS OF THIS
PATTERN BEING ACCIDENTALLY DUPLICATED AND CAUSING INADVERTENT ENTRY TO THE PHANTOM
19
CLOCK IS LESS THAN 1 IN 10
. THIS PATTERN IS SENT TO THE PHANTOM CLOCK LSB TO MSB.
5 of 14
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