DS1780E/T&R Maxim Integrated Products, DS1780E/T&R Datasheet - Page 25

• Manufacturer Part Number: DS1780E/T&R
• Description: IC CPU PERIPHERAL MON 24-TSSOP
• Manufacturer: Maxim Integrated Products

Specifications of DS1780E/T&R

• 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
• Full Temp Accuracy: +/- 12 %
• Digital Output - Bus Interface: Serial (2-Wire)
• Digital Output - Number Of Bits: 8 bit
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

DC ELECTRICAL CHARACTERISTICS:
Open-drain Digital Outputs:
DC ELECTRICAL CHARACTERISTICS:
Open-drain 2-Wire Bus Output: SDA
DC ELECTRICAL CHARACTERISTICS:
2-Wire Bus Digital Inputs: SDA, SCL
DC ELECTRICAL CHARACTERISTICS:
Digital Inputs: A0/NT
Logical 0
Output Voltage
High Level
Output Current
Active Pulse Width
Logical 0
Output Voltage
High Level
Output Current
Logical 1
Input Voltage
Logical 0
Input Voltage
Logical 1
Input Voltage
Logical 0
Input Voltage
Logical 1
Input Voltage
Logical 0
Input Voltage
PARAMETER
PARAMETER
PARAMETER
PARAMETER
SYMBOL
SYMBOL
SYMBOL
SYMBOL
V
V
V
V
V
V
V
V
OUT
OUT
I
I
IN
IN
OUT
IN
IN
IN
IN
OH
OH
(1)
(0)
(1)
(0)
(1)
(0)
(0)
(0)
, A1, CHS, VID0-4, FAN1, FAN2
I
I
I
I
CONDITION
CONDITION
CONDITION
CONDITION
RST
RST
OUT
OUT
OUT
OUT
V
V
V
V
V
V
V
V
V
V
DD
DD
DD
DD
OUT
OUT
DD
DD
DD
DD
=±5 mA at
=±3 mA at
=±5 mA at
=±3 mA at
and CHS
=5.75V
=3.45V
=5.75V
=3.45V
, CHS,
=5.0V
=5.0V
=3.3V
=3.3V
=V
=V
25 of 28
DD
DD
INT
(-40°C to +125°C, 2.8V £ V
(-40°C to +125°C, 2.8V £ V
(-40°C to +125°C, 2.8V £ V
(-40°C to +125°C, 2.8V £ V
0.7V
MIN
MIN
MIN
MIN
0.4
0.4
2.4
20
2.0
DD
TYP
TYP
TYP
TYP
0.1
0.1
45
0.3V
MAX
MAX
MAX
MAX
100
100
0.8
0.4
DD
UNITS
UNITS
UNITS
UNITS
µA
µA
ms
V
V
V
V
V
V
V
V
DD
DD
DD
DD
£ 5.75V)
£ 5.75V)
£ 5.75V)
£ 5.75V)
NOTES
NOTES
NOTES
NOTES