DS1780 Datasheet, PDF (23/28 Pages) Dallas Semiconductor – CPU Peripheral Monitor

DS1780
DC ELECTRICAL CHARACTERISTICS
Power Supply
(-40°C to +125°C, 2.8V ≤ V_DD ≤ 5.75V)
PARAMETER
Supply Current
SYMBOL
I_DD
CONDITION
Active ADC and
DAC, Interface
Inactive
ADC, DAC and
Interface
Inactive
Inactive ADC
and Interface,
DAC Active
MIN
TYP
0.7
125
250
MAX
1.0
500
UNITS NOTES
mA
µA
4, 5
µA
DC ELECTRICAL CHARACTERISTICS:
Temperature-to-Digital Converter
PARAMETER
Thermometer Error
Resolution
SYMBOL
T_ERR
CONDITION
-40°C≤TA
≤125°C
-25°C≤TA
≤100°C
(-40°C to +125°C, 2.8V ≤=V_DD ≤ 5.75V)
MIN TYP MAX UNITS NOTES
±3
°C
±2
0.5
°C
DC ELECTRICAL CHARACTERISTICS:
Voltage-to-Digital Converter
PARAMETER SYMBOL CONDITION
ADC Resolution
Voltage to Digital
Conversion
Resolution
(See Voltage A/D
Section)
Total Adjusted Error TUE
Differential
Nonlinearity
Power Supply
Sensitivity
Monitoring Cycle
Input Resistance
DNL
PSS
t_C
R_IN
+2.5V_IN Input
+3.3V_IN Input
+5V_IN Input
+12V_IN Input
+V_CCP1,2
Inputs
+2.5V_S Input
0°C≤TA
≤100°C
-40°C≤TA
≤+125°C
(-40°C to +125°C, 2.8V ≤ V_DD ≤ 5.75V)
MIN TYP MAX UNITS NOTES
8
bits
13.0
17.2
26.0
62.5
mV
14.1
64.0
±1.5
%
6
±2
±1
LSb
±1
%/V
0.5
1.0
s
7
500k 750k
Ω
23 of 28