DS620 Dallas Semiconducotr, DS620 Datasheet - Page 2

• Manufacturer Part Number: DS620
• Description: Low-Voltage/ 0.5C Accuracy Digital Thermometer and Thermostat
• Manufacturer: Dallas Semiconducotr

PIN DESCRIPTION
Figure 1. Block Diagram
PIN
1
2
3
4
5
6
7
8
NAME
GND
SDA
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.
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
).
PO Pin
Control
Charge Pump
DD
).
PO