DS620U+ Maxim Integrated Products, DS620U+ Datasheet - Page 2

• Manufacturer Part Number: DS620U+
• Description: IC THERMOMETER/STAT DIG 8MSOP
• Manufacturer: Maxim Integrated Products

Specifications of DS620U+

• Function: Thermometer, Thermostat
• Topology: ADC (Sigma Delta), Register Bank
• Sensor Type: Internal
• Sensing Temperature: -55°C ~ 125°C
• Output Type: I²C™/SMBus™
• Output Alarm: No
• Output Fan: No
• Voltage - Supply: 1.7 V ~ 3.5 V
• Operating Temperature: -55°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP Exposed Pad, 8-HMSOP, 8-eMSOP
• Temperature Threshold: Programmable
• Full Temp Accuracy: +/- 0.5 C
• Digital Output - Bus Interface: 2-Wire, SMBus
• Digital Output - Number Of Bits: 10 bit to 13 bit
• Supply Voltage (max): 3.5 V
• Supply Voltage (min): 1.7 V
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 55 C
• Supply Current: 800 uA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

PIN DESCRIPTION
Figure 1. Block Diagram
PIN
1
2
3
4
5
6
7
8
NAME
GND
SDA
PAD
SCL
V
PO
A2
A1
A0
SCL
SDA
DS620
DD
A2
Data Input/Output Pin for serial communication. Open drain. (No diode connection to V
Clock Input Pin for 2-wire serial communication.
Programmable Output Pin. Open drain. (No diode connection to V
Ground Pin.
Address Input Pin.
Address Input Pin. Also serves as an input to trigger one-shot conversions during standalone use.
Address Input Pin.
Supply Voltage Pin. +1.7V to +3.5V power supply pin.
PAD. Connect to GND or float. DO NOT CONNECT TO SUPPLY.
temperature into the package. Connecting PAD to a ground plane can assist in properly measuring the
temperature of the circuit board.
Conversion Control
Address/Command
Address Counter
2-Wire Interface
Decode
A1
A0
Digital Control
POR
User EEPROM Registers
Temp. Core
Memory Interface Logic
2 of 15
Configuration Register
Temperature Register
Temperature Counter
Digital Comparator
TH, TL Registers
Memory Array
Bandgap
FUNCTION
ADC
DD
The exposed pad is the best way to conduct
).
PO Pin
Control
Charge Pump
DD
).
PO