NRF51802-QFAA-R7 datasheet(57/85 Pages) NORDIC

부품명	NRF51802-QFAA-R7

상세설명	Multiprotocol Bluetooth® low energy/2.4 GHz RF System on Chip

PDF	85 Pages

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제조업체	NORDIC [Nordic Semiconductor]

홈페이지	https://www.nordicsemi.com/

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Page 57

nRF51802 Product Specification v1.2

8.13

Timer (TIMER) specifications

Table 50 Timer specifications

8.14

Real Time Counter (RTC)

Table 51 RTC

8.15

Temperature sensor (TEMP)

Note: HFCLK XOSC is required to get the stated accuracy.

Table 52 Temperature sensor

Symbol

Description

Note

Min.

Typ.

Max.

Units

Test

level

ITIMER0/1/2

Timer current when running from

HFCLK in 16 MHz mode.

μA

ITIMER0/1/2,1M

Timer current when running from

HFCLK in 1 MHz mode.

μA

tTIMER,START

Time from START task is given

until timer starts counting.

0.25

μs

Symbol

Description

Min.

Typ.

Max.

Units

Test

level

IRTC

Timer (LFCLK source).

0.1

μA

Symbol

Description

Min.

Typ.

Max.

Units

Test

level

ITEMP

Run current for Temperature sensor.

185

μA

tTEMP

Time required for temperature

measurement.

μs

TRANGE

Temperature sensor range.

-40

°C

N/A

TACC

Temperature sensor accuracy.1

1. Stated temperature accuracy is valid in the range 0 to 60

°C.

Temperature accuracy outside the 0 to 60°C range is ± 8°C.

-4

°C

N/A

TRES

Temperature sensor resolution.

0.25

°C

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