Table 1. Operating Conditions
Symbol |
Parameter |
Conditions |
Min. |
Typ. |
Max. |
Units |
VDDANA |
Analog supply voltage |
- |
2.7 |
- |
3.63 |
V |
AVREF |
External reference voltage |
- |
2.0 |
- |
VDDANA-0.6 |
V |
INT1V |
- |
- |
1 |
- |
V |
VDDANA |
- |
- |
VDDANA |
- |
V |
- |
Linear output voltage range |
- |
0.1 |
- |
VDDANA-0.1 |
V |
- |
Minimum resistive load |
- |
5 |
- |
- |
kΩ |
- |
Maximum capacitance load |
- |
- |
- |
100 |
pF |
IDD |
DC supply current (1) |
Voltage pump disabled |
- |
160 |
290 |
μA |
Note:
- 1.These values are based on
characterization and are not covered by test limits in production.
Table 2. Clock and Timing
Symbol |
Parameter |
Conditions |
Min. |
Typ. |
Max. |
Units |
|
Conversion rate |
Cload = 100 pF
Rload >
5kΩ |
Normal mode |
- |
- |
350 |
ksps |
|
Startup time |
VDDNA > 2.7V |
- |
- |
2.85 |
μs |
Note: The values in this table are based on
simulation and are not covered by test limits in production or characterization.
Table 3. Accuracy
Characteristics
Symbol |
Parameter |
Conditions (1) |
VDD |
Min. |
Typ. |
Max. |
Units |
RES |
Input resolution |
|
|
- |
- |
10 |
Bits |
INL |
Integral
non-linearity |
VREF = EXT. Vol. Ref. |
[2.7 - 3.6] V |
-1.3 |
±0.6 |
1.3 |
LSB |
VREF = VDDANA |
[2.7 - 3.6] V |
-2 |
±1 |
2 |
VREF = INT1V |
[2.7 - 3.6] V |
-3.7 |
±0.7 |
3.7 |
DNL |
Differential
non-linearity |
VREF = EXT. Vol. Ref. |
[2.7 - 3.6] V |
-0.7 |
±0.3 |
0.7 |
VREF = VDDANA |
[2.7 - 3.6] V |
-0.5 |
±0.3 |
0.5 |
VREF = INT1V |
[2.7 - 3.6] V |
-3.9 |
±0.6 |
3.9 |
GE |
Gain error |
VREF = EXT. Vol. Ref. |
[2.7 - 3.6] V |
-14 |
-6.7 |
1.8 |
mV |
VREF = INT1V |
[2.7 - 3.6] V |
-24 |
-5.4 |
12 |
VREF = VDDANA |
[2.7 - 3.6] V |
-52 |
-30 |
-7 |
OE |
Offset error |
VREF = EXT. Vol. Ref. |
[2.7 - 3.6] V |
-12 |
1.2 |
13 |
mV |
VREF = INT1V |
[2.7 - 3.6] V |
-16 |
-0.4 |
12 |
VREF = VDDANA |
[2.7 - 3.6] V |
-5.5 |
4 |
15 |
Note:
- 1.All values are measured using a
conversion rate of 35 ksps.