DS7505 Datasheet, PDF (4/14 Pages) Maxim Integrated Products – Digital Thermometer and Thermostat

Digital Thermometer and Thermostat
Pin Description
PIN
NAME
FUNCTION
1
SDA
Data Input/Output. For 2-wire serial communication port. Open drain.
2
SCL
Clock Input. For 2-wire serial communication port.
3
O.S.
Thermostat Output. Open drain.
4
GND
Ground
5
A2
Address Input
6
A1
Address Input
7
A0
Address Input
8
VDD
Supply Voltage. +1.7V to +3.7V supply pin.
SDA
tF
tLOW
tR
tSU:DAT
SCL
tHD:STA
Figure 1. Timing Diagram
tHD:DAT
tF
tHD:STA
tSU:STA
SR
tSP tR
tBUF
tSU:STO
P
S
PRECISION
REFERENCE
OVERSAMPLING
MODULATOR
DIGITAL
DECIMATOR
VDD
CONFIGURATION
SCL
REGISTER
SDA
ADDRESS
TEMPERATURE
A0
AND
REGISTER
A1
I/O CONTROL
A2
TOS AND THYST
THERMOSTAT
REGISTERS
COMPARATOR
GND
DS7505
RF
O.S.
Figure 2. Block Diagram
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