DS1822Z+T&R Maxim Integrated Products, DS1822Z+T&R Datasheet - Page 3
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DS1822Z+T&R
Manufacturer Part Number
DS1822Z+T&R
Description
Board Mount Temperature Sensors 1-Wire Digital Thermometer
Manufacturer
Maxim Integrated Products
Datasheet
1.DS1822Z.pdf
(21 pages)
Specifications of DS1822Z+T&R
Full Temp Accuracy
+/- 3 C
Package / Case
SOIC-8 Narrow
Digital Output - Bus Interface
Serial (1-Wire)
Digital Output - Number Of Bits
12 bit
Maximum Operating Temperature
+ 125 C
Minimum Operating Temperature
- 55 C
Output Type
Digital
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
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
)