NRF51822-CFAC-R datasheet(66/130 Pages) NORDIC

No de pièce	NRF51822-CFAC-R

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

PDF	130 Pages

Scroll/Zoom	100%

Fabricant	NORDIC [Nordic Semiconductor]

Site Internet	https://www.nordicsemi.com/

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Page 66

nRF51822 Product Specification v3.3

8.23

General Purpose I/O (GPIO) specifications

Table 62 General Purpose I/O (GPIO) specifications

8.24

Low Power Comparator (LPCOMP) specifications

Table 63 Low power comparator specifications

Symbol

Parameter (condition)

Note

Min.

Typ.

Max.

Units

VIH

Input high voltage.

0.7 VDD

VDD

VIL

Input low voltage.

VSS

0.3 VDD

VOH

Output high voltage (std. drive, 0.5 mA).

VDD-0.3

VDD

VOH

Output high voltage (high-drive, 5 mA).

1. Maximum number of pins with 5 mA high drive is 3.

VDD-0.3

VDD

VOL

Output low voltage (std. drive, 0.5 mA).

VSS

0.3

VOL

Output low voltage (high-drive, 5 mA).

VSS

0.3

RPU

Pull-up resistance.

kΩ

RPD

Pull-down resistance.

kΩ

Symbol

Description

Min.

Typ.

Max.

Units

Test

level

ILPC

Run current for LPCOMP.

0.5

μA

tLPCANADETOFF

Time from VIN crossing to ANADETECT signal

generated when in System OFF.

151

1. For 50 mV overdrive

μs

tLPCANADETON

Time from VIN crossing to ANADETECT signal

generated when in System ON.

151

μs

tLPCOMPSTARTUP

Startup time for the Low Power Comparator.

μs

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