C8051F336_08 Datasheet, PDF (33/227 Pages) Silicon Laboratories – Mixed-Signal Byte-Programmable EPROM MCU

C8051F336/7/8/9
Table 6.9. Temperature Sensor Electrical Characteristics
V_DD = 3.0 V, –40 to +85 °C unless otherwise specified.
Parameter
Conditions
Min
Linearity
—
Slope
—
Slope Error*
—
Offset
Temp = 0 °C
—
Offset Error*
Temp = 0 °C
—
Note: Represents one standard deviation from the mean.
Typ
± 0.2
2.25
23
785
11.6
Max Units
—
°C
— mV/°C
— µV/°C
—
mV
—
mV
Table 6.10. Voltage Reference Electrical Characteristics
V_DD = 3.0 V; –40 to +85 °C unless otherwise specified.
Parameter
Conditions
Min Typ Max Units
Internal Reference (REFBE = 1)
Output Voltage
25 °C ambient
2.35 2.42 2.50
V
VREF Short-Circuit Current
—
—
10
mA
VREF Temperature
Coefficient
— 30 — ppm/°C
Load Regulation
Load = 0 to 200 µA to AGND
—
3
— µV/µA
VREF Turn-on Time 1
4.7 µF tantalum, 0.1 µF ceramic bypass — 7.5 —
ms
VREF Turn-on Time 2
0.1 µF ceramic bypass
— 200 —
µs
Power Supply Rejection
— –0.6 — mV/V
External Reference (REFBE = 0)
Input Voltage Range
Input Current
0
—
V_DD
V
Sample Rate = 200 ksps; VREF = 3.0 V —
3
—
µA
Power Specifications
Reference Bias Generator REFBE = ‘1’ or TEMPE = ‘1’
— 30 50
µA
Rev.1.0
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