C8051F52X Datasheet, PDF (65/220 Pages) Silicon Laboratories – 8/4/2 kB ISP Flash MCU Family

C8051F52x-53x
Table 6.1. Voltage Reference Electrical Characteristics
V_DD = 2.1 V; –40 to +125 °C unless otherwise specified.
Parameter
Internal Reference (REFBE = 1)
Conditions
Output Voltage
25 °C ambient (REFLV = 0)
25 °C ambient (REFLV = 1), V_DD = 2.6 V
V_REF Short-Circuit Current
V_REF Temperature Coefficient
Power Consumption (Internal)
Load Regulation
Load = 0 to 200 µA to GND
V_REF Turn-on Time 1
4.7 µF tantalum, 0.1 µF ceramic bypass
V_REF Turn-on Time 2
no bypass cap
Power Supply Rejection
External Reference (REFBE = 0)
Input Voltage Range
Input Current
Bias Generators
ADC Bias Generator
Sample Rate = 200 ksps; V_REF = TBD V
BIASE = ‘1’
Min
TBD
TBD
—
—
—
—
—
—
—
0
—
—
Typ
1.5
2.2
—
33
30
10
TBD
TBD
TBD
—
TBD
30
Max
TBD
TBD
TBD
—
—
—
—
—
—
V_DD
—
—
Units
V
mA
ppm/°C
µA
ppm/µA
ms
µs
ppm/V
V
µA
µA
Rev. 0.3
65