DS7505U+ Maxim Integrated Products, DS7505U+ Datasheet - Page 4

• Manufacturer Part Number: DS7505U+
• Description: IC DGTL THERMOMETER 2WIRE 8-USOP
• Manufacturer: Maxim Integrated Products

Specifications of DS7505U+

• Function: Thermometer, Thermostat
• Topology: ADC (Sigma Delta), Comparator, Register Bank
• Sensor Type: Internal
• Sensing Temperature: -55°C ~ 125°C
• Output Type: I²C™/SMBus™
• Output Alarm: No
• Output Fan: No
• Voltage - Supply: 1.7 V ~ 3.7 V
• Operating Temperature: -55°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• Maximum Operating Temperature: + 125 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Digital Thermometer and Thermostat
Figure 1. Timing Diagram
Figure 2. Block Diagram
4
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PIN
1
2
3
4
5
6
7
8
SDA
SCL
t
F
GND
VDD
SDA
SCL
A0
A1
A2
NAME
GND
SDA
O.S.
VDD
SCL
A2
A1
A0
t
LOW
t
HD:STA
Data Input/Output. For 2-wire serial communication port. Open drain.
Clock Input. For 2-wire serial communication port.
Thermostat Output. Open drain.
Ground
Address Input
Address Input
Address Input
Supply Voltage. +1.7V to +3.7V supply pin.
I/O CONTROL
t
REFERENCE
R
PRECISION
ADDRESS
t
HD:DAT
AND
t
SU:DAT
DS7505
CONFIGURATION
OVERSAMPLING
TEMPERATURE
T
MODULATOR
t
OS
F
REGISTERS
REGISTER
REGISTER
AND T
t
SU:STA
HYST
SR
FUNCTION
COMPARATOR
THERMOSTAT
DECIMATOR
DIGITAL
t
HD:STA
t
SU:STO
t
SP
t
R
O.S.
Pin Description
P
t
BUF
R
F
S