
AD9042
Rev. B | Page 4 of 24
SWITCHING SPECIFICATIONS
AVCC = DVCC = 5 V; ENCODE and ENCODE = 41 MSPS; VREF tied to VOFFSET through 50 Ω; TMIN = 40°C, TMAX = +85°C.
Table 2.
Temperature
Test Level
Min
Typ
Max
Unit
Maximum Conversion Rate
Full
VI
41
MSPS
Minimum Conversion Rate
Full
IV
5
MSPS
Aperture Delay (tA)
25°C
V
250
ps
Aperture Uncertainty (Jitter)
25°C
V
0.7
ps rms
ENCODE Pulse Width High
25°C
IV
10
ns
ENCODE Pulse Width Low
25°C
IV
10
ns
Output Delay (tOD)
Full
IV
5
9
14
ns
1 C1 (Pin 10) tied to GND through a 0.01 μF capacitor.
AC SPECIFICATIONS
AVCC = DVCC = 5 V; ENCODE and ENCODE = 41 MSPS; VREF tied to VOFFSET through 50 Ω; TMIN = 40°C, TMAX = +85°C.
Table 3.
Temp
Test Level
Min
Typ
Max
Units
Analog Input at 1 dBFS
1.2 MHz
25°C
V
68
dB
Full
V
67.5
dB
9.6 MHz
25°C
V
67.5
dB
Full
V
67
dB
19.5 MHz
25°C
I
64
67
dB
Full
V
66.5
dB
Analog Input at 1 dBFS
1.2 MHz
25°C
V
67.5
dB
Full
V
67
dB
9.6 MHz
25°C
V
67.5
dB
Full
V
67
dB
19.5 MHz
25°C
I
64
67
dB
Full
V
66.5
dB
Analog Input at 1 dBFS
1.2 MHz
25°C
V
80
dBc
Full
V
78
dBc
9.6 MHz
25°C
V
80
dBc
Full
V
78
dBc
19.5 MHz
25°C
I
73
80
dBc
Full
V
78
dBc
Analog Input
1.2 MHz
Full
V
90
dBFS
9.6 MHz
Full
V
90
dBFS
19.5 MHz
Full
V
90
dBFS
F1, F2 @ –7 dBFS
Full
V
80
dBc
TWO-TONE SFDR (WITH DITHER)
8Full
V
90
dBFS
THERMAL NOISE
25°C
V
0.33
LSB rms