MAX2903EGI 查看數據表（PDF） - Maxim Integrated

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MAX2903EGI

200mW Single-Chip Transmitter ICs for 868MHz/915MHz ISM Bands

Maxim Integrated 

200mW Single-Chip Transmitter ICs for

868MHz/915MHz ISM Bands

DC ELECTRICAL CHARACTERISTICS (continued)

(VCC = +2.7V to +4.5V, EN = OOKIN = REFEN = high, TA = -40°C to +85°C. Typical values are at VCC = +4.5V, TA = +25°C, unless

otherwise noted.) (Note 1)

PARAMETER

CONDITIONS

MIN -3σ TYP +3σ MAX UNITS

Transmit mode with output

matching optimized for

+17dBm at +3.0V: PWRSET TA = +25°C

75

loaded with 36kΩ resistor

Transmit mode with output

Supply Current (continued)

matching optimized for

+14dBm at +3.0V: PWRSET

TA = +25°C

57

loaded with 51kΩ resistor

Reference-only mode: EN = low

2

PA standby mode: OOKIN = low

29

(MAX2902/MAX2904 only)

VCO Input Tuning Pin Current VTUNE = +4.5V, TA = +25°C

0.02

VREG VCO Regulator Voltage

2.0

DIGITAL INPUT/OUTPUTS (PINS EN, REFEN, D0, D1, D2, MODIN, OOKIN, LD)

Input Level High

VCC

- 0.5V

Input Level Low

Input Bias Current

-10

Output Level High

Output Level Low

Output Current

ANALOG CONTROL INPUTS (PINS PWRSET, RLPF, VASK)

PWRSET Voltage

RLPF Voltage

VASK Input Impedance

VCC

- 0.4

-100

1.2

1.2

100

220

mA

3

33

2

µA

V

V

0.5

V

10

µA

V

0.4

V

100

µA

V

V

400

kΩ

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