IS1871 datasheet(18/44 Pages) MICROCHIP

18 / 44 page

IS1870/71

DS60001371C-Page 18

 2015-2016 Microchip Technology Inc.

TABLE 3-1:

RECOMMENDED OPERATING CONDITIONS

Symbol

Min.

Typ.

Max.

Ambient operating temperature range

–20°C

+25°C

+70°C

PMU

VDD (VBAT, BK_IN), AVDD

1.9V

3.0V

3.6V

VCC_RF

1.22V

1.28V

1.34V

VCC_PA

1.5V

1.55V

1.98V

CLDO_O, VREF

1.1V

1.2V

1.32V

ULPC_O

1.1V

1.2V

1.32V

RST_N

1.9V

3.0V

3.6V

Other I/O

1.9V

—

3.6V

GPIO

VIH (Input High Voltage)

0.7 VDD

—VDD

VIL (Input Low Voltage)

VSS

—

0.3 VDD

VOH (Output High Voltage) (High drive, 12 mA)

0.8 VDD

—VDD

VOL (Output Low Voltage) (High drive, 12 mA)

VSS

—

0.2 VDD

Pull-up Resistance

34 K

48 K

74 K

Pull-down Resistance

29 K

47 K

86 K

Supply Current

Tx mode peak current at VDD=3V,

Tx=0 dBm, Buck mode

—

13 mA

Rx mode peak current at VDD=3V, Buck mode

—

13 mA

Link static current

60 μA

Standby current

1.9 μA—

2.9 μA

Power-Saving

1 μA—

1.7 μA

Analog-to-Digital Converter (ADC)

Full scale (BAT_IN)

3.0V

3.6V

Full scale (AD0~AD15)

—

3.6V

Conversion time (ENOB 8-bit)

—

131 μS—

Conversion time (ENOB 10-bit)

—

387 μS—

Operating current

—

500 μA

DNL

-1.12 LSB

—

+1.12 LSB

INL

-4.38 LSB

—

+4.38 LSB

Precise Temperature Sensor (PTS)

Detect range

-20°C

—

+70°C

Digital Output

1387

—

2448

Resolution

—

12-bits/°C

—

Accuracy

-3°C

—

+3°C

Conversion time (ENOB 10-bit)

—

12.35 ms

—

Operating current

—

200 μA

IS1870SF_IS1871SF.book Page 18 Thursday, March 31, 2016 10:29 AM

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