RF2722_1 Datasheet, PDF (23/26 Pages) RF Micro Devices – GSM/GPRS/EDGE RECEIVER

CF(5)
CF(4)
CF(3:2)
CF(1)
CF(0)
Proposed
RF2722
S_G2_0
S_G2_1
S_G3
VDS
LNA_BYP
1
Selects the gain setting at midband of the second filter stage.
0 = -0.7 dB1 = +7.4 dB
1
Selects the gain setting at midband of the third filter stage.
0 = -6.8 dB1 = +1 dB
00
Selects the gain setting at midband of the output buffer.
00 = 2.5 dB01 = 8.4 dB10 = N/A11 = 14.3 dB
0
Selects VLIF mode if programmed low. Selects DCR mode if programmed high.
0
If set to zero, the LNA is active. If set to one, the LNA is bypassed with a front end
gain reduction of: 11.9dB in low band; 10.4dB in high band.
Rev A4 DS050919
7628 Thorndike Road, Greensboro, NC 27409-9421 · For sales or technical
support, contact RFMD at ([phone] or [e-mail].
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