ES51998(60000counts)
DMM Analog front end/Insulation
Absolute Maximum Ratings
Characteristic
Supply Voltage (V- to AGND)
Analog Input Voltage & EXTSRC pin
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 uPVCC+0.6
500mW
Digital Input (IO_CTRL=V-)
Power Dissipation. Flat Package
Operating Temperature
0℃ to 70℃
Storage Temperature
-55℃ to 125℃
Electrical Characteristics
TA=25℃, V- = -3.0V
Parameter
Power supply
Operating supply current
In DCV mode
SADC2 Voltage roll-over error
FADC3 Voltage roll-over error
Symbol
V-
IDD
Test Condition
Min.
-2.8
—
Typ.
-3.0
2.8
Max
-3.2
3.2
Units
V
mA
Normal operation
In sleep mode
ISS
1
3
µA
—
—
—
10MΩ input resistor
±0.01 %F.S1
±0.5 %F.S1
—
—
10MΩ input resistor
Best case straight
line
Best case straight
line
VA+-VA- = 200mV
VA+-VA- = 200mV
SADC2 voltage nonlinearity
NLV1
NLV2
±0.01 %F.S1
—
—
—
—
FADC3 voltage nonlinearity
±1.0 %F.S1
Voltage full scale range of SADC2
Voltage full scale range of FADC3
Input Leakage for VR1 input
Zero input reading
600
600
1
630
—
mV
mV
pA
—
—
-10
10
10MΩ input resistor -000
000
+000 Count
Band-gap reference voltage
100KΩ resistor
VRH
between VRH and
AGND
-1.30
-1.22
-1.14
V
Open circuit voltage for 600Ω range
measurement
Open circuit voltage for other Ω
measurement
Open circuit voltage for 60.00nS
range measurement
—
—
—
—
—
—
V-
V
V
V
VRH
-0.68
Between V- pin and
CS
Internal pull-high to 0V
current
—
—
1.2
µA
AC frequency response at 6.000V
range
±1%
40-400
400-2000
200
—
—
—
—
—
—
—
—
—
—
—
—
HZ
±5%
CL=10pF
RL=10MΩ
OP unity gain bandwidth
OP slew rate at unity gain
OP input offset voltage
OP input bias current
GB
SR
VIO
IB
kHz
V/us
mV
pA
3.5
0.1
10
OP input common mode
voltage range
—
—
VICR
+2
V
ver. 1.7
5
12/01/12
CYRUSTEK [ Cyrustek corporation ]
