AD9225 Analog Devices, AD9225 Datasheet - Page 3

• Manufacturer Part Number: AD9225
• Description: 12-Bit , 25 MSPS Monolithic A/D Converter
• Manufacturer: Analog Devices

Specifications of AD9225

• Resolution (bits): 12bit
• # Chan: 1
• Sample Rate: 25MSPS
• Interface: Par
• Analog Input Type: Diff-Uni,SE-Uni
• Ain Range: (2Vref) p-p,2 V p-p,4 V p-p,Uni (Vref) x 2,Uni 2.0V,Uni 4.0V
• Adc Architecture: Pipelined
• Pkg Type: SOIC,SOP

Rev. C
AC SPECIFICATIONS
Parameter
SIGNAL-TO-NOISE AND DISTORTION RATIO (S/N+D)
SIGNAL-TO-NOISE RATIO (SNR)
TOTAL HARMONIC DISTORTION (THD)
SPURIOUS FREE DYNAMIC RANGE
Specifications subject to change without notice.
DIGITAL SPECIFICATIONS
Parameter
LOGIC INPUTS
LOGIC OUTPUTS
LOGIC OUTPUTS (with DRVDD = 3 V)
Specifications subject to change without notice.
SWITCHING SPECIFICATIONS
Parameter
Clock Period*
CLOCK Pulse Width High
CLOCK Pulse Width Low
Output Delay
Pipeline Delay (Latency)
*The clock period may be extended to 1 ms without degradation in specified performance @ 25 ∞C.
Specifications subject to change without notice.
f
f
f
f
f
f
f
f
Full Power Bandwidth
Small Signal Bandwidth
Aperture Delay
Aperture Jitter
Acquisition to Full-Scale Step
High Level Input Voltage
Low Level Input Voltage
High Level Input Current (V
Low Level Input Current (V
Input Capacitance
High Level Output Voltage (I
High Level Output Voltage (I
Low Level Output Voltage (I
Low Level Output Voltage (I
Output Capacitance
High Level Output Voltage (I
High Level Output Voltage (I
Low Level Output Voltage (I
Low Level Output Voltage (I
INPUT
INPUT
INPUT
INPUT
INPUT
INPUT
INPUT
INPUT
= 2.5 MHz
= 10 MHz
= 2.5 MHz
= 10 MHz
= 2.5 MHz
= 10 MHz
= 2.5 MHz
= 10 MHz
IN
IN
OL
OL
OL
OL
OH
OH
OH
OH
= 0 V)
(AVDD = 5 V, DRVDD = 5 V, f
otherwise noted.)
= DRVDD)
= 1.6 mA)
= 50 mA)
= 1.6 mA)
= 50 mA)
= 50 mA)
= 0.5 mA)
= 50 mA)
= 0.5 mA)
(AVDD = 5 V, DRVDD = 5 V, unless otherwise noted.)
(T
MIN
to T
Min
69.0
68.2
73
67.4
66.7
72.5
Symbol
V
V
I
I
C
V
V
V
V
C
V
V
V
V
Symbol
t
t
t
t
MAX
C
CH
CL
OD
IH
IL
IH
IL
OH
OH
OL
OL
OH
OH
OL
OL
IN
OUT
with AVDD = 5 V, DRVDD = 5 V, C
SAMPLE
–3–
= 25 MSPS, VREF = 2.0 V, T
Typ
70.7
69.6
71
70
–82
–81
–85
–83
105
105
1
1
10
Min
3.5
–10
–10
4.5
2.4
2.95
2.80
Min
40
18
18
13
Max
–72
–71.5
Typ
5
5
Typ
3
L
= 20 pF)
MIN
to T
MAX
, Differential Input unless
dB
dB
dB
dB
Unit
dB
dB
dB
dB
MHz
MHz
ns
ps rms
ns
Max
1.0
+10
+10
0.4
0.1
0.4
0.05
Max
Unit
V
V
mA
mA
pF
V
V
V
V
V
V
V
V
Unit
ns
ns
ns
ns
Clock Cycles
pF
AD9225