tc72-5.0mmf Microchip Technology Inc., tc72-5.0mmf Datasheet - Page 3

• Manufacturer Part Number: tc72-5.0mmf
• Description: Digital Temperature Sensor With Spi? Interface
• Manufacturer: Microchip Technology Inc.

1.0
1.1
V
All inputs and outputs w.r.t. GND ...-0.3V to V
Storage temperature .......................... -65°C to +150°C
Ambient temp. with power applied ..... -55°C to +125°C
Junction Temperature ........................................ 150°C
ESD protection on all pins:
Latch-Up Current at each pin ........................ ±200 mA
Maximum Power Dissipation........................... 250 mW
† Notice: Stresses above those listed under "Maximum
Ratings" may cause permanent damage to the device. This is
a stress rating only and functional operation of the device at
those or any other conditions above those indicated in the
operation listings of this specification is not implied. Exposure
to maximum rating conditions for extended periods may affect
device reliability.
DC CHARACTERISTICS
Electrical Specifications: Unless otherwise noted, all parameters apply at V
Power Supply
Operating Voltage Range
Operating Current:
Temperature Sensor and Analog-to-Digital Converter
Temperature Accuracy
(Note 1)
Resolution
ADC Conversion Time
Digital Input / Output
High Level Input Voltage
Low Level Input Voltage
High Level Output Voltage
Low Level Output Voltage
Input Resistance
Pin Capacitance
Note 1: The TC72-2.8MXX, TC72-3.3MXX and TC72-5.0MXX will operate from a supply voltage of 2.65V to 5.5V. However, the
DD
2002 Microchip Technology Inc.
Human Body Model (HBM)............................. > 4 kV
Man Machine Model (MM)............................. > 400V
Normal Mode, ADC Active
........................................................................ 6.0V
Shut-Down Supply Current
2: Measured with a load of C
3: All time measurements are measured with respect to the 50% point of the signal, except for the SCK rise and fall times.
4: Resolution = Temperature Range/No. of Bits = (+127°C – -128°C) / (2
ELECTRICAL
CHARACTERISTICS
Maximum Ratings
TC72-2.8MXX, TC72-3.3MXX and TC72-5.0MXX are tested and specified at the nominal operating voltages of 2.8V,
3.3V and 5.0V respectively. As V
Figure 2-5 and Figure 2-6.
The rise and fall times are defined as the 10% to 90% transition time.
Parameters
†
L
I
DD-CON
t
= 50 pF on the SDO output pin of the TC72.
C
T
Sym
I
CONV
V
V
V
R
C
SHD
V
V
ACY
OUT
DD
OH
OL
IH
IN
IN
IL
DD
varies from the nominal operating value, the accuracy may be degraded. Refer to
0.7 V
0.7 V
DD
2.65
Min
-2.0
-3.0
1.0
—
—
—
—
—
—
—
—
+0.3V
DD
DD
Typ
250
150
0.1
10
15
50
—
—
—
—
—
—
—
—
0.2 V
0.2 V
PIN FUNCTION TABLE
NC
CE
SCK
GND
SDO
SDI
NC
V
Max
+2.0
+3.0
400
200
5.5
1.0
DD
—
—
—
—
—
—
Name
DD
DD
DD
= 2.65V to 5.5V, T
10
Units
Bits
M
ms
µA
µA
pF
) = 256/1024 = 0.25°C/Bit
°C
V
V
V
V
V
No Internal Connection
Chip Enable Input, the device is selected
when this input is high
Serial Clock Input
Ground
Serial Data Output
Serial Data Input
No Internal Connection
Power Supply
Note 1
Continuous temp. conversion mode
(Shutdown Bit = ‘0’)
Shutdown Mode (Shutdown Bit = ‘1’)
-40°C < T
-55°C < T
Note 4
I
I
OH
OL
= 4 mA
= 1 mA
A
A
A
= -55°C to +125 °C.
< +85°C
< +125°C
Function
Conditions
DS21743A-page 3
TC72