AS8510 datasheet(15/46 Pages) AMSCO

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AS8510

Datasheet - Electrical Character i s t ics

6.4.10 High Speed Oscillator

Notes:

1. Accuracy after trimming.

2. Accuracy for limited temperature range of -20 to 65 ºC.

6.4.11 External Clock

6.4.12 Internal Temperature Sensor

Table 24. High Speed Oscillator

Symbol

Parameter

Min

Typ

Max

Units

fHS

Frequency

4.096

MHz

fHSACC

Accuracy

1, 2

±4

IHS

Supply current

300

µA

Table 25. External Clock

Symbol

Parameter

Conditions

Min

Typ

Max

Units

fCLKEXT

Clock frequency

2048/

4096/

8192

kHz

DIVCLKEXT

Clock division factor

to be programmed in Register 08

CLK_REG through the serial bus SPI.

2/4/8

DCCLKEXT

Duty Cycle of external clock

Table 26. Internal Temperature Sensor

Symbol

Parameter

Conditions

Min

Typ

Max

Units

TINTRNG

Temperature sensor range

-40

125

ºC

ΔTIN

Temperature measurement accuracy

ºC

TINTSLP

Temperature sensor slope

Guaranteed by design; at PGA gain 5

which is the recommended Gain for

internal temperature measurement.

Digits/C

TINT65G5

Temperature sensor output at gain 5

40660

41807

43012

Digits

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