LMV2421 datasheet(11/23 Pages) TI2

Part #	LMV2421

Description	LMV242x 450MHz to 2GHz, 50dB, Log RF Power Detectors With PA Control Outputs

PDF	23 Pages

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Manufacturer	TI2 [Texas Instruments]

Direct Link	https://www.ti.com

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5.6 Typical Characteristics (continued)

at VDD = 2.6V and TJ = 25°C (unless otherwise noted)

0.25

0.5

0.75

1.25

1.5

VRAMP (V)

-20

-10

-40°C

85°C

25°C

85°C

25°C

See Section 7.1.3 for attenuation configuration between the

PA output and RFIN

Figure 5-20. Closed Loop POUT (PA) vs VRAMP at PCS 1900MHz

Band

-60

-40

-20

TIME (60 Ps/DIV)

LIMIT

-40°C

85°C

25°C

Figure 5-21. Closed Loop GSM- 900MHz Band

-60

-40

-20

TIME (60 Ps/DIV)

LIMIT

-40°C

85°C

25°C

Figure 5-22. Closed Loop DCS-1800MHz Band

-60

-40

-20

TIME (60 Ps/DIV)

LIMIT

-40°C

85°C

25°C

Figure 5-23. Closed Loop PCS-1900MHz Band

www.ti.com

LMV242, LMV2421

SNWS014D – MARCH 2004 – REVISED JUNE 2025

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