DS1921G-F5# Maxim Integrated Products, DS1921G-F5# Datasheet - Page 24

• Manufacturer Part Number: DS1921G-F5#
• Description: IBUTTON THERMOCHRON F5
• Manufacturer: Maxim Integrated Products
• Series: iButton®r

Specifications of DS1921G-F5#

• Rohs Information: IButton RoHS Compliance Plan
• Memory Size: 512B
• Memory Type: NVSRAM (Non-Volatile SRAM)
• Ic Output Type: Digital
• Sensing Accuracy Range: ± 1.3°C
• Supply Current: 10µA
• Supply Voltage Range: 2.8V To 5.25V
• Termination Type: Quick Connect
• Operating Temperature Range: -40°C To +85°C
• Supply Voltage Min: 2.8V
• Rohs Compliant: Yes
• Filter Terminals: Quick Connect
• Accuracy %: 1°C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Thermochron iButton
Figure 10c. Memory/Control Function Flowchart
24
______________________________________________________________________________________
FROM FIGURE 10b
TO FIGURE 10b
N
Y
DS1921G STARTS TEMPERATURE
CONVERSION PROCESS
TEMPERATURE?
DS1921G SETS
44h CONVERT
MISSION IN
PROGRESS?
EMCLR = 0
Tx RESET?
MASTER
Y
N
Y
N
DS1921G COPIES RESULT TO
TEMPERATURE CONVERSION
CONVERSION PROCESS
DS1921G PERFORMS A
END OF PROCESS
ADDRESS 0211h
TEMPERATURE
DS1921G SETS
DS1921G SETS
TCB = 0
TCB = 1
N
Tx RESET?
MASTER
Y