AD9221/AD9223/AD9220
(AVDD = +5 V, DVDD= +5 V, fSAMPLE = Max Conversion Rate, VREF = 1.0 V, VINB = 2.5 V, DC Coupled/Single-
AC SPECIFICATIONS Ended Input TMIN to TMAX unless otherwise noted)
Parameters
AD9221
AD9223
AD9220
Units
MAX CONVERSION RATE
1.5
3.0
10.0
MHz min
DYNAMIC PERFORMANCE
Input Test Frequency 1 (VINA = –0.5 dBFS)
Signal-to-Noise and Distortion (SINAD)
100
70.0
69.0
11.3
11.2
70.2
69.0
–83.4
–77.5
86.0
79.0
0.50
69.9
69.0
11.3
11.2
70.1
69.0
–83.4
–77.5
86.0
79.0
25
500
70.0
68.5
11.3
11.1
70.0
68.5
–83.4
–76.0
87.5
77.5
1.50
69.4
68.0
11.2
11.1
69.7
68.5
–82.9
–75.0
85.7
76.0
40
1000
70
kHz
dB typ
dB min
dB typ
dB min
dB typ
dB min
dB typ
dB max
dB typ
dB max
MHz
dB typ
dB min
dB typ
dB min
dB typ
dB min
dB typ
dB max
dB typ
dB max
MHz typ
MHz typ
ns typ
68.5
11.3
11.1
70.2
69.0
–83.7
–76.0
88.0
77.5
5.0
67.0
65.0
10.8
10.5
68.8
67.5
–72.0
–68.0
75.0
69.0
60
Effective Number of Bits (ENOBs)
Signal-to-Noise Ratio (SNR)
Total Harmonic Distortion (THD)
Spurious Free Dynamic Range (SFDR)
Input Test Frequency 2 (VINA = –0.5 dBFS)
Signal-to-Noise and Distortion (SINAD)
Effective Number of Bits (ENOBs)
Signal-to-Noise Ratio (SNR)
Total Harmonic Distortion (THD)
Spurious Free Dynamic Range (SFDR)
Full Power Bandwidth
Small Signal Bandwidth
Aperture Delay
25
1
40
1
60
1
Aperture Jitter
Acquisition to Full-Scale Step
4
125
4
43
4
30
ps rms typ
ns typ
Specifications subject to change without notice.
DIGITAL SPECIFICATIONS (AVDD = +5 V, DVDD= +5 V, TMIN to TMAX unless otherwise noted)
Parameters
Symbol
Units
CLOCK INPUT
High Level Input Voltage
Low Level Input Voltage
High Level Input Current (VIN = DVDD)
Low Level Input Current (VIN = 0 V)
Input Capacitance
VIH
VIL
IIH
IIL
CIN
+3.5
+1.0
±10
±10
5
V min
V max
µA max
µA max
pF typ
LOGIC OUTPUTS
DVDD = 5 V
High Level Output Voltage (IOH = 50 µA)
High Level Output Voltage (IOH = 0.5 mA)
Low Level Output Voltage (IOL = 1.6 mA)
Low Level Output Voltage (IOL = 50 µA)
DVDD = 3 V
VOH
VOH
VOL
VOL
+4.5
+2.4
+0.4
+0.1
V min
V min
V max
V max
High Level Output Voltage (IOH = 50 µA)
High Level Output Voltage (IOH = 0.5 mA)
Low Level Output Voltage (IOL = 1.6 mA)
Low Level Output Voltage (IOL = 50 µA)
Output Capacitance
VOH
VOH
VOL
VOL
COUT
+2.95
+2.80
+0.4
+0.05
5
V min
V min
V max
V max
pF typ
Specifications subject to change without notice.
–3–
REV. D
ADI [ ADI ]
