RF7321 datasheet(4/10 Pages) RFMD

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RF7321

DS120906

7628 Thorndike Road, Greensboro, NC 27409-9421 · For sales or technical

support, contact RFMD at (+1) 336-678-5570 or sales-support@rfmd.com.

Parameter

Specification

Unit

Condition

Min.

Typ.

Max.

Electrical Specifications

(continued)

Temp = +25C, VBAT= +3.8V, VEN = +1.8V, 50 system,

LTE Modulation used: QPSK, 10MHz channel,

12 Resource Blocks with MPR = 0, unless otherwise

specified.

Noise Power in 2.4 GHz ISM Band

-143

dBm/Hz

Measured in the 2400 - 2483 MHz band

Noise Power in 5 GHz ISM Band

-146

dBm/Hz

Measured in the 4.9MHz to 5.9MHz band, excludes 3rd

harmonic contributions

EVM

2.5

POUT ≤ +27.5 dBm, all power outs

Intermodulation

(Channel BW offset)

-35

dBc

CW interferer at -42dBc at Channel BW Offset from

carrier, POUT ≤ 27.5dBm

Intermodulation

(2x Channel BW offset)

-41

dBc

CW interferer at -42dBc at (2 x Channel BW) Offset from

carrier, POUT ≤ 27.5dBm

Input VSWR

1.8:1

VSWR

All modes

Spurious Output Levels

-70

dBc

All spurious, POUT ≤ 27.5dBm, all conditions, load VSWR

at 6:1, all phase angles

Insertion Phase Shift

±25

Phase shift at +16dBm when switching from HP to MP,

and then from MP to LP at +6dBm

Insertion Phase Shift Variation

±10

Part to part

DC Enable time

S

Applied DC only, Time from VEN = HIGH to stable idle

current (90% of steady state value)

RF Rise time / RF Fall time

S

Coupling Factor

POUT ≤ +27.5 dBm, all power outs

Coupling Accuracy - Temp/Voltage

±0.5

POUT ≤ 27.5 dBm, all modes, -20°C ≤ T ≤ +85,

VCC as required , referenced back to 25°C, 3.4V

nominal condition

Coupling Accuracy - VSWR

±0.25

POUT ≤ 27.5 dBm, all modes, load VSWR 2:1, ± 0.25dB

accuracy corresponds to 20dB coupler directivity

Coupler Insertion Loss

0.25

For the daisy-chain couplers (PA-to-PA): CPL IN to

CPL OUT; 698MHz to 2620MHz

Rel 99

UMTS ACLR1 (±5MHz)

-40

dBc

HP, POUT = 28.5 dBm, VCC = 3.4V

-40

dBc

MP, POUT ≤ 17dBm, VCC= 1.3V

-40

dBc

LP, POUT ≤ 7dBm, VCC= 0.7V

UMTS ACLR2 (±10MHz)

-52

dBc

HP, POUT = 28.5dBm, VCC = 3.4V

-52

dBc

MP, POUT ≤ 17dBm, VCC= 1.3V

-52

dBc

LP, POUT ≤ 7dBm, VCC= 0.7V

PA Efficiency (PAE)

HP, POUT = 28.5dBm, VCC = 3.4V

MP, POUT = 17dBm, VCC= 1.3V

LP, POUT = 7dBm, VCC= 0.7V

PA Current Drain

443

HP, POUT = 28.5dBm, VCC = 3.4V

120

MP, POUT = 17dBm, VCC= 1.3V

LP, POUT = 7dBm, VCC= 0.7V

PA + DC-DC Current Drain (MP)

POUT = 17dBm, Assumes VBAT = 3.8V, 85% DC-DC

PA + DC-DC Current Drain (LP)

POUT = 7dBm, Assumes VBAT = 3.8V, 75% DC-DC

UMTS EVM

All modes

Harmonics, 2FO

-35

dBc

POUT = +28.5 dBm

Harmonics,3FO

-42

dBc

POUT = +28.5 dBm

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