6.5 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

below 6GHz and 1474.56MSPS above 6GHz, fDAC = 11796.48MSPS; 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; SerDes rate = 16.22Gbps, unless otherwise noted.

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

PNTXADD

Additive Phase Noise External Clock

Mode(3)

fout = 9.6GHz, fOFFSET = 100Hz

-88

dBc/Hz

fout = 9.6GHz, fOFFSET = 1kHz

-102

dBc/Hz

fout = 9.6GHz, fOFFSET = 10kHz

-110

dBc/Hz

fout = 9.6GHz, fOFFSET = 100kHz

-123

dBc/Hz

fout = 9.6GHz, fOFFSET = 1MHz

-136

dBc/Hz

fout = 9.6GHz, fOFFSET = 10MHz

-143

dBc/Hz

fout = 9.6GHz, fOFFSET = 100MHz

-146

dBc/Hz

(1)

Measured with differential 50 ohm across TxP/M. The DC bias to 1.8V to each TxP/M at each pin remains and is not removed. Other

external components on the TX paths are disconnected.

(2)

After DSA calibration procedure

(3)

Single side band, input clock phase noise subtracted.

AFE7954

SBASAO7 – JULY 2023

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