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AFE7901 Datasheet(PDF) 28 Page - Texas Instruments

Part # AFE7901
Description  AFE7901 4T4R RF Sampling AFE with 12 GSPS DACs and 3 GSPS ADCs
PDF  160 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

AFE7901 Datasheet(HTML) 28 Page - Texas Instruments

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7.7 PLL/VCO/Clock Electrical Characteristics
Typical values at TA = +25°C, full temperature range is TA,MIN = -40°C to TJ,MAX = +110°C; Reference clock input frequency
491.52MHz (unless otherwise noted), fDAC = fVCO, fOUT = fDAC/4, normalized to fVCO.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
fVCO1
VCO1 min frequency
7.2
GHz
VCO1 max frequency
7.68
GHz
fVCO2
VCO2 min frequency
8.848
GHz
VCO2 max frequency
9.216
GHz
fVCO3
VCO3 min frequency
9.8304
GHz
VCO3 max frequency
10.24
GHz
fVCO4
VCO4 min frequency
11.7965
GHz
VCO4 max frequency
12.288
GHz
DIVDAC
DAC sample rate divider
1, 2 or 3
DIVRXADC
ADC sample rate divider
1, 2, 3,
4, 6 or 8
PNVCO
Closed Loop Phase Noise FPLL =
11.79848 GHz FREF=491.52MHz
600kHz
-113
dBc/Hz
800kHz
-116
dBc/Hz
1MHz
-119
dBc/Hz
1.8MHz
-125
dBc/Hz
5MHz
-133
dBc/Hz
50MHz
–141
dBc/Hz
Closed Loop Phase Noise
FPLL=8.84736 GHz FREF=491.52MHz
600kHz
-114
dBc/Hz
800kHz
–118
dBc/Hz
1MHz
–120
dBc/Hz
1.8MHz
–127
dBc/Hz
5MHz
–135
dBc/Hz
50MHz
–142
dBc/Hz
Closed Loop Phase Noise FPLL= 9.8403
GHz FREF=491.52MHz
600kHz
–113
dBc/Hz
800kHz
–116
dBc/Hz
1MHz
–119
dBc/Hz
1.8MHz
–125
dBc/Hz
5MHz
–134
dBc/Hz
50MHz
–140
dBc/Hz
Closed Loop Phase Noise FPLL=
7.86432GHz FREF=491.52MHz
600kHz
–116
dBc/Hz
800kHz
–119
dBc/Hz
1MHz
–122
dBc/Hz
1.8MHz
–127
dBc/Hz
5MHz
–136
dBc/Hz
50MHz
–143
dBc/Hz
Frms
Clock PLL integrated phase error(1)
fPLL=11.79848 GHz, [1KHz, 100MHz]
-43.4
dBc/Hz
fPLL=8.8536 GHz, [1KHz, 100MHz]
-47.6
dBc/Hz
fPLL=9.8304 GHz, [1KHz, 100MHz]
-46.2
dBc/Hz
fPFD
PFD frequency
100
500
MHz
PNpll_flat
Normalized PLL flat Noise
fVCO = 11796.48MHz
–226.5
dBc/Hz
FREF
Input Clock frequency
0.1
12
GHz
VSS
Input Clock level
0.6
1.8
Vppdiff
AFE7901
SBASAO5 – APRIL 2023
www.ti.com
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Product Folder Links: AFE7901



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