Rainbow-electronics MAX8982X Manual de usuario descargar pdf (Pagina 29)

Power-Management ICs for

ICERA E400/E450 Platform

MAX8982A/MAX8982X

Table 1. Summary of Power Supplies

Pin Description (continued)

*BUCK3, BUCK4, and OUT8 are for the MAX8982A only.

NAME

FUNCTION

MAX8982A MAX8982X

LOGIC OUTPUTS

C6 IRQ IRQ Active-Low, Open-Drain Interrupt Output. Internal pullup resistor, 200kI, to BUCK2.

C3 RESET RESET Active-Low, Open-Drain Reset Output. There is an internal 14kI pullup resistor to BUCK2.

REFERENCE OUTPUT

A4 REFBP REFBP

Reference Bypass. Connect the reference bypass capacitor from REFBP to GND. See

Table 3. High impedance in off condition. V

REFBP

is 0.8V (typ). Do not use to provide

power to external circuitry.

32kHz CLOCK

A1 N32kHz N32kHz 32kHz Clock Output. This output is supplied from BUCK2.

PARAMETER BUCK1 BUCK2 BUCK3* BUCK4* OUT1 OUT2 OUT3 OUT4 OUT5 OUT6

OUT7

(VSIM)

OUT8* OUT9

Function Core

System

LDO

INPUT

PA RF RF Analog PLL SD TCXO SIM

USB BB

Default

Voltage (V)

0.9 1.8 3.2 3.4 2.7 1.8 2.8 0.9 3.0 2.7 3.00

3.0 0.9

Continuous

Output Current

(mA)

1200 600 600 1800 300 150 150 50 150 150 150

150 50

Programmable

Voltage

Options (V)

0.600 N/A 2.90 3.00 2.65 1.5 2.65 0.8 2.80 2.65 1.80

3.00 0.8

25mV

step

2.95 3.05 2.70 1.8 2.70 0.9 2.90 2.70 3.00

3.10 0.9

3.00 3.10 2.75 2.7 2.75 1.0 3.00 2.75

3.20 1.0

3.05 3.15 2.80 1.7 2.80 1.1 3.20 2.80

3.30 1.1

3.10 3.20 2.85 2.85 1.2 2.85

1.2

3.15 3.25 2.90 2.90 2.90

3.20 3.30 2.95 2.95 2.95

3.25 3.35 3.00 3.00 3.00

3.30 3.40

3.35 3.45

3.40 3.50

3.45 3.55

3.50 3.60

3.55 3.65

3.60 3.70

1.20

3.65 3.75

1 2 ... 24 25 26 27 28 29 30 31 32 33 34 ... 72 73

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Rainbow-electronics MAX8982X Manual de usuario Pagina 29

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