TC818ACBU View Datasheet(PDF) - Microchip Technology
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Description
Manufacturer
TC818ACBU Datasheet PDF : 24 Pages
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TC818A
1.0 ELECTRICAL
CHARACTERISTICS
Absolute Maximum Ratings*
Supply Voltage ....................................................... 15V
Analog Input Voltage ..................................VCC to VSS
Reference Input Voltage..............................VCC to VSS
Voltage at Pin 43 ................................. Common ±0.7V
Power Dissipation ............................................800mW
Operating Temperature Range................ 0°C to +70°C
Storage Temperature Range .............. -65°C to +150°C
*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.
TC818A ELECTRICAL SPECIFICATIONS
Electrical Characteristics: VA = 9V, TA = +25°C, unless otherwise specified.
Symbol
Parameter
Min
Typ
Max
Zero Input Reading
-0000
0000
+0000
-0001
—
+0001
-0000
0000
+0000
RE
Rollover Error
—
—
±1
—
—
±3
—
NL
Linearity Error
—
IIN
Input Leakage Current
—
EN
Input Noise
—
AC Frequency Error
—
—
Open Circuit Voltage for Ohm
—
Measurements
Open Circuit Voltage for LO Ohm
—
Measurements
VCOM
Analog Common Voltage
2.8
VCTC
Common Voltage Temperature
—
Coefficient
Display Multiplex Rate
—
VIL
Low Logic Input
—
—
±1
—
±1
—
10
20
—
±1
—
±5
—
570
660
285
350
3
3.3
—
50
100
—
—
1
Logic 1 Pull-up Current
—
25
—
VOL
Low Logic Output
VOH
High Logic Output
Buzzer Drive Frequency
Low Battery Flag Voltage
Operating Supply Current
— DGND +0.1
—
—
VCC - 0.1
—
—
4
—
6.3
6.6
7
—
0.8
1.5
Unit
Test Conditions
Digital
Reading
Digital
Reading
200mV Range without 10MΩ
Resistor
200mV Range with 10MΩ
Resistor
Digital 20mA and 200mA Range
Reading
Counts
Count
200mV Range without 10MΩ
Resistor
200mV Range with 10MΩ
Resistor
20mA and 200mA Range
Best Case Straight Line
pA
µVP-P
%
%
mV
BW = 0.1 to 10Hz
40 to 500Hz
Error 40 to 2000Hz
Excludes 200Ω Range
mV Excludes 200Ω Range
V
(VCC - VCOM)
ppm/°C
Hz
µA 20mA, AC, I, LOW Ω, HOLD
Range, -MEM, OHMs
(Relative to DGND, Pin 58)
V
20mA, AC, I, LOW Ω, HOLD
Range, -MEM, OHMs
(Relative to DGND, Pin 58)
V
ANNUNC, DEINT: IL = 100µA
V
ANNUNC, DEINT: IL = 100µA
kHz
V
VCC to VSSA
mA
DS21475B-page 4
© 2002 Microchip Technology Inc.
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