C8051F85X86X Datasheet, PDF (14/290 Pages) Silicon Laboratories – Low-Cost 8-bit MCU Family with up to 8 kB of Flash

C8051F85x/86x
Table 1.8. Voltage Reference
Parameter
Symbol
Internal Fast Settling Reference
Output Voltage
(Full Temperature and Supply
Range)
V_REFFS
Temperature Coefficient
Turn-on Time
Power Supply Rejection
External Reference
TC_REFFS
t_REFFS
PSRR_REFFS
Input Current
I_EXTREF
Test Condition
Min
1.65 V Setting
1.62
2.4 V Setting
2.35
—
—
—
Sample Rate = 800 ksps; —
VREF = 3.0 V
Typ
1.65
2.4
50
—
400
5
Max Unit
1.68
V
2.45
V
— ppm/°C
1.5
µs
— ppm/V
—
µA
Table 1.9. Temperature Sensor
Parameter
Symbol
Test Condition
Offset
Offset Error*
Slope
V_OFF
E_OFF
M
T_A = 0 °C
T_A = 0 °C
Slope Error*
E_M
Linearity
Turn-on Time
*Note: Represents one standard deviation from the mean.
Min
Typ
Max
Unit
—
757
—
mV
—
TBD
—
mV
—
2.85
— mV/°C
—
TBD
—
µV/°C
—
0.5
—
°C
—
1.8
—
µs
14
Preliminary Rev 0.6