DS1780E+ Maxim Integrated Products, DS1780E+ Datasheet - Page 5
![IC CPU PERIPHERAL MON 24-TSSOP](/photos/6/56/65600/175-24-tssop_sml.jpg)
DS1780E+
Manufacturer Part Number
DS1780E+
Description
IC CPU PERIPHERAL MON 24-TSSOP
Manufacturer
Maxim Integrated Products
Datasheet
1.DS1780E.pdf
(28 pages)
Specifications of DS1780E+
Function
Thermal Monitor, CPU Peripherals
Topology
ADC (Sigma Delta), Comparator, Fan Speed Control, Register Bank
Sensor Type
Internal
Sensing Temperature
-40°C ~ 125°C
Output Type
I²C™/SMBus™
Output Alarm
No
Output Fan
Yes
Voltage - Supply
2.8 V ~ 5.75 V
Operating Temperature
-40°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
24-TSSOP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
INTERNAL ADDRESS REGISTER MAP Table 2
Serial Address Register
Chassis Intrusion Clear
Configuration Register
Interrupt (INT) Status
Interrupt (INT) Status
Interrupt (INT) Mask
Interrupt (INT) Mask
VID4 Register
Analog output
Configuration
VID Register
Test Register
REGISTER
Company ID
Temperature
Value RAM
Register 1
Register 2
Register 1
Register 2
Stepping
Register
Register
DS1780 INTERNAL
HEX ADDRESS
20h-3Dh
4Bh
3Eh
3Fh
40h
41h
42h
43h
44h
46h
47h
48h
49h
15h
19h
5 of 28
POWER ON VALUE
0101 XXXX
0010 11XY
1000 000X
0000 1000
0000 0000
0000 0000
0000 0000
0000 0000
0000 0000
0000 0001
0000 0000
1111 1111
1101 1010
0000 0001
clears Chassis Intrusion.
and Y Reflects A0 state
The lower 4 bits reflect
Bit 0 = VID 4. The rest
contents of the register.
X Reflects state of A1
Bit 7 of this register
VID0-VID3 pins.
The other bits are
Do not alter the
are reserved.
the state of
Read only
Read only
reserved.
NOTES
Full on