AFE7901 datasheet(17/160 Pages) TI

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7.5 Transmitter Electrical Characteristics (continued)

Typical values at TA = +25°C, full temperature range is TA,MIN = -40°C to TJ,MAX = +110°C; TX Input Rate = 491.52MSPS,

fDAC = 11796.48MSPS below 6GHz and fDAC = 9000MSPS above 6GHz; PLL clock mode below 6GHz output frequency

and External clock mode above 6GHz output frequency; interleave mode for 1st Nyquist, non-interleave mix mode for 2nd

Nyquist, nominal power supplies; 1 tone at -1 dBFS; DSA Attenuation =0dB; TX clock dither enabled, unless otherwise noted.

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

3*fS/4

Fixed Spur

2nd Nyquist, fDAC = 5898.24MSPS,

fOUT=3*fDAC/4-50MHz

-82

dBFS

2nd Nyquist, fDAC = 8847.36MSPS,

fOUT=3*fDAC/4-50MHz

-75

dBFS

2nd Nyquist, fDAC = 11796.48MSPS,

fOUT=3*fDAC/4-50MHz

-49

dBFS

ACPR1xcarr

ACPR - 1 carrier, LTE 20MHz E-TM1.1

carrier fout = 0.85 GHz

Atten=0dB, fDAC = 11796.48MSPS,

Pout=-13dBFS

-70

dBc

Atten=20dB, fDAC = 11796.48MSPS,

Pout=-13dBFS

-66

dBc

Atten=28dB, fDAC = 11796.48MSPS,

Pout=-13dBFS

-62

dBc

Atten=39dB, fDAC = 11796.48MSPS,

Pout=-13dBFS

-51

dBc

ACPR1xcarr

ACPR - 1 carrier, LTE 20MHz E-TM1.1

carrier fout = 1.8425 GHz

Atten=0dB, fDAC = 11796.48MSPS,

Pout=-13dBFS

-71

dBc

Atten=20dB, fDAC = 11796.48MSPS,

Pout=-13dBFS

-66

dBc

Atten=28dB, fDAC = 11796.48MSPS,

Pout=-13dBFS

-61

dBc

Atten=39dB, fDAC = 11796.48MSPS,

Pout=-13dBFS

-50

dBc

ACPR1xcarr

ACPR - 1 carrier, LTE 20MHz E-TM1.1

carrier fout = 2.6 GHz

Atten=0dB, fDAC = 11796.48MSPS,

Pout=-13dBFS

-72

dBc

Atten=20dB, fDAC = 11796.48MSPS,

Pout=-13dBFS

-66

dBc

Atten=28dB, fDAC = 11796.48MSPS,

Pout=-13dBFS

-60

dBc

Atten=39dB, fDAC = 11796.48MSPS,

Pout=-13dBFS

-49

dBc

ACPR1xcarr

ACPR - 1 carrier, LTE 20MHz E-TM1.1

carrier fout = 3.5 GHz

Atten=0dB, fDAC = 11796.48MSPS,

Pout=-13dBFS

-71

dBc

Atten=20dB, fDAC = 11796.48MSPS,

Pout=-13dBFS

-65

dBc

Atten=28dB, fDAC = 11796.48MSPS,

Pout=-13dBFS

-58

dBc

Atten=39dB, fDAC = 11796.48MSPS,

Pout=-13dBFS

-47

dBc

ACPR1xcarr

ACPR - 1 carrier, LTE 20MHz E-TM1.1

carrier fout = 4.9 GHz

Atten=0dB, fDAC = 11796.48MSPS,

Pout=-13dBFS

-69

dBc

Atten=20dB, fDAC = 11796.48MSPS,

Pout=-13dBFS

-64

dBc

Atten=28dB, fDAC = 11796.48MSPS,

Pout=-13dBFS

-58

dBc

Atten=39dB, fDAC = 11796.48MSPS,

Pout=-13dBFS

-47

dBc

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AFE7901

SBASAO5 – APRIL 2023

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