ds7505 Maxim Integrated Products, Inc., ds7505 Datasheet - Page 4

• Manufacturer Part Number: ds7505
• Description: High-precision Digital Thermometer And Thermostat
• Manufacturer: Maxim Integrated Products, Inc.

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
VDD
SDA
O.S.
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
OS
t
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