DS1822+T MAXIM [Maxim Integrated Products], DS1822+T Datasheet - Page 3

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DS1822+T

Manufacturer Part Number
DS1822+T
Description
Econo 1-Wire Digital Thermometer
Manufacturer
MAXIM [Maxim Integrated Products]
Datasheet
DS1822 BLOCK DIAGRAM Figure 1
4.7K
V
GND
PU
V
DQ
DD
PARASITE POWER
C
PP
CIRCUIT
INTERNAL V
SUPPLY
POWER
SENSE
DD
64-BIT ROM
1-wire PORT
AND
3 of 21
SCRATCHPAD
MEMORY CONTROL
LOGIC
CONFIGURATION REGISTER
ALARM HIGH TRIGGER (T
ALARM LOW TRIGGER (T
TEMPERATURE SENSOR
REGISTER (EEPROM)
REGISTER (EEPROM)
8-BIT CRC GENERATOR
DS1822
(EEPROM)
L
H
)
DS1822
)

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