C8051F901-GD View Datasheet(PDF) - Silicon Laboratories

Part Name

Description

MFG CO.

C8051F901-GD

Single/Dual Battery, 0.9–3.6 V, 16–8 kB, SmaRTClock, 12/10-Bit ADC MCU

Silicon Laboratories 

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C8051F91x-C8051F90x

Table 4.12. Voltage Reference Electrical Characteristics

VDD = 1.8 to 3.6 V, –40 to +85 °C unless otherwise specified.

Parameter

Conditions

Min

Internal High Speed Reference (REFSL[1:0] = 11)

Output Voltage

–40 to +85 °C,

VDD = 1.8–3.6 V

1.60

VREF Turn-on Time

—

Supply Current

Normal Power Mode

Low Power Mode

Internal Precision Reference (REFSL[1:0] = 00, REFOE = 1)

Output Voltage

–40 to +85 °C,

VDD = 1.8–3.6 V

VREF Short-Circuit Current

—

—

1.645

—

Load Regulation

Load = 0 to 200 µA to AGND

—

VREF Turn-on Time 1

4.7 µF tantalum, 0.1 µF ceramic —

bypass, settling to 0.5 LSB

VREF Turn-on Time 2

0.1 µF ceramic bypass, settling to —

0.5 LSB

VREF Turn-on Time 3

no bypass cap, settling to 0.5 LSB —

Supply Current

—

External Reference (REFSL[1:0] = 00, REFOE = 0)

Input Voltage Range

0

Input Current

Sample Rate = 300 ksps; VREF = —

3.0 V

Note: Blue indicates a feature only available on ‘F912 and ‘F902 devices.

Typ

1.65

—

260

140

1.680

10

400

15

300

25

15

—

5.25

Max

1.70

1.5

—

—

1.715

—

—

—

—

—

—

VDD

—

Units

V

µs

µA

V

mA

µV/µA

ms

µs

µs

µA

V

µA

56

Rev. 1.0

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