DS1248 Maxim, DS1248 Datasheet - Page 6

• Manufacturer Part Number: DS1248
• Description: The DS1248 1024K NV SRAM with Phantom Clock is a fully static nonvolatile RAM (organized as 128K words by 8 bits) with a built-in real-time clock
• Manufacturer: Maxim

DS1248/DS1248P 1024K NV SRAM with Phantom Clock
Figure 1. Phantom Clock Register Definition
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 CLOCK IS
LESS THAN 1 IN 10
. THIS PATTERN IS SENT TO THE PHANTOM CLOCK LSB TO MSB.
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