AD9203
Rev. B | Page 3 of 28
SPECIFICATIONS
AVDD = 3 V, DRVDD = 3 V, FS = 40 MSPS, input span from 0.5 V to 2.5 V, internal 1 V reference, PWRCON = AVDD, 50% clock duty
cycle, TMIN to TMAX unless otherwise noted.
Table 1.
Parameter
Symbol
Min
Typ
Max
Unit
Conditions
RESOLUTION
10
Bits
MAX CONVERSION RATE
FS
40
MSPS
PIPELINE DELAY
5.5
Clock
Cycles
DC ACCURACY
Differential Nonlinearity
DNL
± 0.25 ± 0.7
LSB
Integral Nonlinearity
INL
± 0.65 ± 1.4
LSB
Offset Error
EZS
± 0.6 ± 2.8
% FSR
Gain Error
EFS
± 0.7 ± 4.0
% FSR
ANALOG INPUT
Input Voltage Range
AIN
1
2
V p-p
Input Capacitance
CIN
1.4
pF
Aperture Delay
TAP
2.0
ns
Aperture Uncertainty (Jitter)
TAJ
1.2
ps rms
Input Bandwidth (–3 dB)
BW
390
MHz
Input Referred Noise
0.3
mV
Switched, Single-Ended
INTERNAL REFERENCE
Output Voltage (0.5 V Mode)
VREF
0.5
V
REFSENSE = VREF
Output Voltage (1 V Mode)
VREF
1
V
REFSENSE = GND
Output Voltage Tolerance (1 V Mode)
± 5
± 30
mV
Load Regulation
0.65
1.2
mV
1.0 mA Load
POWER SUPPLY
Operating Voltage
AVDD
2.7
3.0
3.6
V
DRVDD
2.7
3.0
3.6
V
Analog Supply Current
IAVDD
20.1
22.0
mA
Digital Supply Current
IDRVDD
4.4
6.0
mA
fIN= 4.8 MHz, Output Bus Load = 10pF
9.5
14.0
mA
fIN= 20 MHz, Output Bus Load = 20 pF
Power Consumption
74
84.0
mW
fIN= 4.8 MHz, Output Bus Load = 10pF
88.8
108.0
mW
fIN= 20 MHz, Output Bus Load = 20 pF
Power-Down
PD
0.65
1.2
mW
Power Supply Rejection Ratio
PSRR
0.04
± 0.25
% FS
DYNAMIC PERFORMANCE (AIN = 0.5 dBFS)
Signal-to-Noise and Distortion
1
SINAD
f = 4.8 MHz
59.7
dB
f = 20 MHz
57.2
59.3
dB
Effective Bits
ENOB
f = 4.8 MHz
1
9.6
Bits
f = 20 MHz
9.2
9.55
Bits
Signal-to-Noise Ratio
SNR
f = 4.8 MHz
1
60.0
dB
f = 20 MHz
57.5
59.5
dB
Total Harmonic Distortion
THD
f = 4.8MHz
76.0
dB
f = 20 MHz
74.0
65.0
dB
Spurious-Free Dynamic Range
SFDR
80
dB
f = 20 MHz
67.8
78
dB