ES51945(5000counts)
Dual Display/No Cap
Absolute Maximum Ratings
Characteristic
Supply Voltage (V- to AGND)
Analog Input Voltage
V+
Rating
-4V
V- -0.6 to V+ +0.6
V+ ≥ (AGND/DGND+0.5V)
AGND/DGND
AGND/DGND ≥ (V- -0.5V)
V- -0.6 to DGND +0.6
500mW
Digital Input
Power Dissipation. Flat Package
Operating Temperature
Storage Temperature
0℃ to 70℃
-25℃ to 125℃
Electrical Characteristics
TA=25℃, V- = -3.0V
Parameter
Power supply
Operating supply current
In DCV+DCA mode
Symbol
Test Condition
Min.
-2.5
—
Typ.
-3.0
1.9
5
Max
-3.5
2.2
Units
V
mA
V-
IDD
ISS
Normal operation
In sleep mode
10
µA
—
Voltage roll-over error
Voltage nonlinearity
REV 10MΩ input resistor
±0.1 %F.S1
—
—
Best case straight
NLV
line
±0.1 %F.S1
—
—
Input Leakage
-10
1
10
PA
Zero input reading
Band-gap reference voltage
10MΩ input resistor -000
100KΩ resistor
000
+000 counts
VREF between VRH and
-1.29
-1.23
-1.17
V
AGND
Open circuit voltage for 500Ω
measurement
Open circuit voltage for other Ω
measurement
Peak to peak backplane
drive voltage
—
-1.19
2.9
—
-0.97
3.3
-3.0
-1.08
3.1
V
V
V
-3.5V≤ V- ≤-2.5V
Pin97-118 inputs
Internal pull-high to 0V
current
—
—
Ipull-up
1.2
µA
HZ
AC frequency response at 5.000V
range
±1%
±5%
40-400
400-2000
2.15
—
—
—
—
—
—
—
—
Vt1
Vt2
Multi-level low battery detector
LBAT9 vs. V-
V
1.82
3dB Bandwidth for ACA mode
f3dB
Low-pass-filter ON
4
kHz
Reference voltage temperature
coefficient
100KΩ resister
between VRH/GND
0℃<TA<70℃
—
—
ppm/℃
TCRF
100
Note:
1. Full Scale
v2.3
5
10/06/25
CYRUSTEK [ Cyrustek corporation ]
