DS2401 MEMORY MAP Figure 1
8-Bit CRC Code
48-Bit Serial Number
DS2401
8-Bit Family Code (01h)
MSB
LSB MSB
LSB MSB
LSB
DS2401 EQUIVALENT CIRCUIT Figure 2
BUS MASTER CIRCUIT Figure 3
A) Open Drain
See note
To data connection
of DS2401
B) Standard TTL
See note
To data connection
of DS2401
Note:
Depending on the 1-Wire communication speed and the bus load characteristics, the optimal pullup
resistor (RPU) value will be in the 1.5kΩ to 5kΩ range.
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