ES51977
3 3/4 AUTO EASY
Electrical Characteristics
TA=25℃,V- = -3V
Symbol
Parameter
Test Condition
V-
Power Supply
Idd
Operating Supply Current
Normal Power On
Iss
Auto-power-off
REV
Rollover Error
(Voltage)
10M input
REB
Rollover Error
Resistor
(Bargraph)
NLV
Nonlinearity
Best Case
(Voltage)
Straight Line
NLB
Nonlinearity
(Bargraph)
Input Leakage
Low Battery Flag Voltage
V- to AGND
Zero Input Reading
10MΩInput Resistor
VREF Reference Voltage and 400Ω 100KΩ Between
measurement
VRH and AGND
Peak to Peak Backplane Drive -3.2≦V-≦-2.2
Voltage
Counter Time Base Period
fosc=4MHz
Open Circuit Voltage for
Ω Ω
and Continuity
Measurement(except 400Ω) Function
Pull High to 0V Resistance
FC1,FC2,FC3,FC4
FC5,RANGE,HOLD
Pull High to 0V Resistance
KEY, SET
AC Frequency Response
±
0.5﹪Error
(4V range)
±
2.5﹪Error
TCRF
Reference Voltage
Temperature Coefficient
100KΩBetween VRH
and AGND
0℃＜TA＜70℃
Min. Typ. Max. Count
-3.5 -3.0 -2.2 Volt
-
1.0 1.5
mA
-
0.1
5
uA
-
-
±
0.1
﹪F.S.
-
-
-
-
-
-
±
0.5
﹪F.S.
±
0.1
﹪F.S.
±
0.5
﹪F.S.
-
1
10
pA
-2.5 -2.3 -2.1
V
-000 000 +000 Count
-1.3 -1.2 -1.1
V
2.85
3.0
3.15
V
Sec
V
MΩ
KΩ
HZ
-
1
-
-0.5 -0.45 -0.4
-
-
-
-
-
2.5
250
40 to
500
40 to
2000
50
-
-
-
-
-
ppm/℃
2
92年8月4日
CYRUSTEK [ Cyrustek corporation ]
