ADS58J64 Datasheet, PDF (8/81 Pages) Texas Instruments – Quad-Channel, 14-Bit, 1-GSPS Telecom Receiver Device

ADS58J64
SBAS807 – JANUARY 2017
www.ti.com
Electrical Characteristics (continued)
typical values are at T_A = 25°C, full temperature range is from T_MIN = –40°C to T_MAX = +100°C, input clock frequency = 1 GHz,
mode 8: 2x decimation with burst mode output, 50% clock duty cycle, AVDD19 = 1.9 V, AVDD = DVDD = 1.15 V, –1-dBFS
differential input, and f_IN = 190 MHz (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP MAX UNIT
CLOCK INPUT
Internal clock biasing
CLKINP and CLKINM pins are connected to the
internal biasing voltage through a 5-kΩ resistor
0.7
V
6.6 AC Performance
typical values are at T_A = 25°C, full temperature range is from T_MIN = –40°C to T_MAX = +100°C, input clock frequency = 1 GHz,
mode 8: 2x decimation with burst mode output, 50% clock duty cycle, AVDD19 = 1.9 V, AVDD = DVDD = 1.15 V, –1-dBFS
differential input, and f_IN = 190 MHz (unless otherwise noted)
MIN TYP MAX MIN TYP MAX
PARAMETER
TEST CONDITIONS
14-BIT BURST MODE
(DDC Mode 8)
DECIMATE-BY-4
(DDC Mode 2)
UNIT
SNR
Signal-to-noise ratio
NSD
Noise spectral density
SFDR ⁽¹⁾
Spurious-free dynamic
range
f_IN = 10 MHz, A_IN = –1 dBFS
f_IN = 70 MHz, A_IN = –1 dBFS
f_IN = 190 MHz, A_IN = –1 dBFS
f_IN = 190 MHz, A_IN = –3 dBFS
f_IN = 300 MHz, A_IN = –3 dBFS
f_IN = 370 MHz, A_IN = –3 dBFS
f_IN = 470 MHz, A_IN = –3 dBFS
f_IN = 10 MHz, A_IN = –1 dBFS
f_IN = 70 MHz, A_IN = –1 dBFS
f_IN = 190 MHz, A_IN = –1 dBFS
f_IN = 190 MHz, A_IN = –3 dBFS
f_IN = 300 MHz, A_IN = –3 dBFS
f_IN = 370 MHz, A_IN = –3 dBFS
f_IN = 470 MHz, A_IN = –3 dBFS
f_IN = 10 MHz, A_IN = –1 dBFS
f_IN = 70 MHz, A_IN = –1 dBFS
f_IN = 190 MHz, A_IN = –1 dBFS
f_IN = 190 MHz, A_IN = –3 dBFS
f_IN = 300 MHz, A_IN = –3 dBFS
f_IN = 370 MHz, A_IN = –3 dBFS,
input clock frequency = 983.04 MHz
66.5
–150.5
78
69.9
69.6
69.2
69.6
69.3
68.7
68.4
–153.9
–153.6
–153.2
–153.6
–152.8
–152.5
–151.5
83
81
87
88
79
82
72.2
71.8
71.8
71
71.7
71.3
69.8
–153.2
–152.8
–152.7
–153.2
–152.7
–152.2
–151
83
100
100
98
98
70
dBFS
dBFS/Hz
dBc
SINAD
Signal-to-noise and
distortion ratio
f_IN = 470 MHz, A_IN = –3 dBFS
f_IN = 10 MHz, A_IN = –1 dBFS
f_IN = 70 MHz, A_IN = –1 dBFS
f_IN = 190 MHz, A_IN = –1 dBFS
f_IN = 190 MHz, A_IN = –3 dBFS
f_IN = 300 MHz, A_IN = –3 dBFS
f_IN = 370 MHz, A_IN = –3 dBFS
f_IN = 470 MHz, A_IN = –3 dBFS
78
76
68.5
70.6
68.5
70.6
68.2
72.2
68.5
73
dBFS
68.9
72.3
68
68.2
68
69
(1) Harmonic distortion performance can be significantly improved by using the frequency planning explained in the Frequency Planning
section.
8
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