C8051F38B-GMR View Datasheet(PDF) - Silicon Laboratories

Part Name

Description

Manufacturer

C8051F38B-GMR

Full Speed USB Flash MCU Family

Silicon Laboratories 

C8051F380/1/2/3/4/5/6/7/C

Table 5.11. Temperature Sensor Electrical Characteristics

VDD = 3.0 V, –40 to +85 °C unless otherwise specified.

Parameter

Test Condition

Min

Linearity

Slope

Slope Error*

Offset

Offset Error*

—

—

—

Temp = 0 °C

—

Temp = 0 °C

—

Note: Represents one standard deviation from the mean.

Typ Max Unit

± 0.5 —

°C

2.87

— mV/°C

±120

—

µV/°C

764

—

mV

±15

—

mV

Table 5.12. Voltage Reference Electrical Characteristics

VDD = 3.0 V; –40 to +85 °C unless otherwise specified.

Parameter

Test Condition

Min Typ Max Unit

Internal Reference (REFBE = 1)

Output Voltage

25 °C ambient

2.38 2.42 2.46

V

VREF Short-Circuit Current

—

—

8

mA

VREF Temperature

Coefficient

—

35

— ppm/°C

Load Regulation

Load = 0 to 200 µA to GND

— 1.5 — ppm/µA

VREF Turn-on Time 1

4.7 µF tantalum, 0.1 µF ceramic bypass —

3

—

ms

VREF Turn-on Time 2

0.1 µF ceramic bypass

— 100 —

µs

Power Supply Rejection

— 140 — ppm/V

External Reference (REFBE = 0)

Input Voltage Range

Input Current

1

—

VDD

V

Sample Rate = 500 ksps; VREF = 3.0 V —

9

—

µA

Power Specifications

Supply Current

—

75

—

µA

Rev. 1.4

43

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