DS28EA00U+ Maxim Integrated Products, DS28EA00U+ Datasheet - Page 27

• Manufacturer Part Number: DS28EA00U+
• Description: IC THERMOMETER 1-WIRE 8-USOP
• Manufacturer: Maxim Integrated Products

Specifications of DS28EA00U+

• Function: Thermometer, Thermostat
• Topology: Register Bank, Scratchpad
• Sensor Type: Internal
• Sensing Temperature: -40°C ~ 85°C
• Output Type: Digital
• Output Alarm: Yes
• Output Fan: No
• Voltage - Supply: 3 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Write Scratchpad
Read Scratchpad
Copy Scratchpad (Parasite Powered)
Copy Scratchpad (Local V
Convert Temperature (Parasite Powered)
Convert Temperature (Local V
Read Power Mode (Parasite Powered)
Read Power Mode (Local V
Recall EEPROM
PIO Access Read
PIO Access Write (Success)
RST
RST
RST
RST
RST
RST
RST
RST
RST
RST
RST
PD
PD SELECT
PD
PD
PD SELECT
PD SELECT
PD SELECT
PD SELECT
PD SELECT
PD SELECT
PD SELECT
SELECT
SELECT
SELECT
______________________________________________________________________________________
Continues until master sends reset pulse.
WSP
RSP
RPM
RPM <FFh>
CPS
CPS <00h>
CTEMP
CTEMP
RCLE
PIOW
PIOR
<8 Bytes>
<3 Bytes>
<00h>
Wait t
<00h>
<00h>
<PIO Status Byte>
<PIO Output Data>
Wait t
DD
DD
PROGMAX
Powered)
1-Wire Digital Thermometer with
FF Loop
DD
Powered)
CONVMAX
CRC
RST PD
FF Loop
FF Loop
Powered)
FF Loop
FF Loop
FF Loop
Loop until master sends reset pulse.
See the command description for behavior if the device is in chain
ON or chain DONE state.
<PIO Output Data>
Sequence Detect and PIO
The master reads 00h bytes until the write cycle is completed.
The master reads 00h bytes until the conversion is completed.
The master reads 00h bytes until the recall is completed.
During the wait, the master should activate a low-impedance
bypass to the 1-Wire pullup resistor.
During the wait, the master should activate a low-impedance
bypass to the 1-Wire pullup resistor.
1-Wire Communication Examples
<AAh>
<PIO Status Byte>
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