DS1822+ Maxim Integrated Products, DS1822+ Datasheet - Page 3

• Manufacturer Part Number: DS1822+
• Description: Board Mount Temperature Sensors IC THERMOMETER ECONO DIG
• Manufacturer: Maxim Integrated Products

Specifications of DS1822+

• Temperature Threshold: Programmable
• Full Temp Accuracy: +/- 2 C
• Package / Case: TO-92
• Digital Output - Bus Interface: 1-Wire
• Digital Output - Number Of Bits: 9 bit to 12 bit
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 3 V
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 55 C
• Output Type: Digital
• Supply Current: 1.5 mA
• Ic Output Type: Digital
• Sensing Accuracy Range: ± 2°C
• Supply Voltage Range: 3V To 5.5V
• Resolution (bits): 12bit
• Sensor Case Style: TO-92
• No. Of Pins: 3
• Accuracy %: 2°C
• Rohs Compliant: Yes
• 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
)