MRF49XA-ISLASHT datasheet(80/102 Pages) MICROCHIP

80 / 102 page

MRF49XA

DS70590C-page 80

Preliminary

TABLE 5-1:

RECOMMENDED OPERATING CONDITIONS

Note 1: At minimum, VDD – 1.5V cannot be lower than 1.2V.

2: At maximum, VDD + 1.5V cannot be higher than 5.5V.

TABLE 5-2:

CURRENT CONSUMPTION(1)

Note 1: Typical Values: TA = 25°C, VDD = 3.3V.

2: Negative current is defined as the current sourced by the pin.

Parameters

Min

Typ

Max

Unit

Operating Temperature

-40

—

+85

°C

Supply Voltage for RF, Analog and Digital

Circuits

2.2

—

3.8

Supply Voltage for Digital I/O

2.2

3.3

3.8

DC Voltage on Open-Collector Outputs

(RFP, RFN)(1,2)

VDD–1.5

—

VDD+1.5

AC Peak Voltage on Open-Collector

Outputs (RFP, RFN)(1)

VDD–1.5

—

VDD+1.5

Chip mode

Condition

Min

Typ

Max

Unit

Sleep

Sleep clock disabled, all blocks disabled

—

0.3

μA

Idle

Oscillator and baseband enabled, clock

output disabled

—0.6

1.2

Power output – 0 dBm, 50Ω load, 433 MHz

—

868 MHz

—

915 MHz

—

At maximum output power, 433 MHz

—

868 MHz

—

915 MHz

—

433 MHz

—

868 MHz

—

915 MHz

—

Low Battery Voltage Detector

Current Consumption

——

0.5

1.7

μA

Wake-up Timer Current

Consumption

——

1.5

3.5

μA

TABLE 5-3:

I/O PIN INPUT SPECIFICATIONS(1)

Symbol

Characteristic

Condition

Min

Typ

Max

Unit

VIL

Input Low Voltage

—

0.3xVDD

VIH

Input High Voltage

—

0.7xVDD

——

IIL

Input Low Leakage Current(2)

VIL = 0V

-1

—

μA

IIH

Input High Leakage Current

VIH = VDD, VDD = 3.8V

-1

—

μA

VOL

Digital Low Output Voltage

lOL = 2 mA

—

0.4

VOH

Digital Low Output

IOH = -2 mA

VDD–0.4

—

VLBTD

Low Battery Threshold Detect Programmable in 0.1V

steps

2.25

—

3.75

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