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?2006 Microchip Technology Inc.
DS21490C-page 3
TCN75
1.0
ELECTRICAL
CHARACTERISTICS
Absolute Maximum Ratings*
Supply Voltage (V
DD
) ............................................6.0V
ESD Susceptibility (Note 3) ...............................1000V
Voltage on Pins:
A0, A1, A2.......... (GND  0.3V) to (V
DD
 + 0.3V)
Voltage on Pins:
SDA, SCL, INT/CMPTR .. (GND  0.3V) to 5.5V
Thermal Resistance (Junction to Ambient)
8-Pin SOIC..........................................170癈/W
8-Pin MSOP.......................................250癈//W
Operating Temperature Range (T
J
): -55癈 to +125癈
Storage Temperature Range (T
STG
): -65癈 to +150癈
*Stresses   above   those   listed   under   Absolute
Maximum Ratings may cause permanent damage to
the device. These are stress ratings only and functional
operation of the device at these or any other conditions
above those indicated in the operation sections of the
specifications is not implied. Exposure to Absolute
Maximum Rating conditions for extended periods may
affect device reliability.
TCN75 ELECTRICAL SPECIFICATIONS
Electrical Characteristics: V
DD
 = 2.7V  5.5V, -55癈 d (T
A
 = T
J
) d 125癈, unless otherwise noted.
Symbol
Parameter
Min
Typ
Max
Units
Test Conditions
Power Supply
V
DD
Power Supply Voltage
2.7

5.5

I
DD
Operating Current


0.250


1.0
mA    Serial Port Inactive (T
A
 = T
J
 = 25癈)
Serial Port Active
I
DD1
Standby Supply Current

1

糀    Shutdown Mode, Serial Port
Inactive (T
A
 = T
J
 = 25癈)
INT/CMPTR Output
I
OL
Sink Current: INT/CMPTR,
SDA Outputs

1
4
mA    Note 1
t
TRIP
INT/CMPTR Response Time
1

6
t
CONV
User Programmable
V
OL
Output Low Voltage


0.8
V
I
OL
 = 4.0 mA
Temp-to-Bits Converter
擳
Temperature Accuracy (Note 2)

?

癈
-55癈 d T
A
 d +125癈
V
DD
 = 3.3V: TCN75-3.3 MOA,
TCN75-3.3 MUA
V
DD
= 5.0V: TCN75-5.0 MOA,
TCN75-5.0 MUA

?.5
?
癈
25癈 d T
A
 d 100癈
t
CONV
Conversion Time

55

msec
T
SET(PU)
TEMP Default Value

80

癈
Power-up
T
HYST(PU)
T
HYST
 Default Value

75

癈
Power-up
2-Wire Serial Bus Interface
V
IH
Logic Input High
V
DD
 x 0.7


V
V
IL
Logic Input Low


V
DD
 x 0.3
V
V
OL
Logic Output Low


0.4
V
I
OL
 = 3 mA
C
IN
Input Capacitance SDA, SCL

15

pF
I
LEAK
I/O Leakage

?00

pA    (T
A
 = T
J
 = 25癈)
I
OL(SDA)
SDA Output Low Current


6
mA
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