AD9237 Analog Devices, AD9237 Datasheet - Page 4

• Manufacturer Part Number: AD9237
• Description: 12-Bit, 20/40/65 MSPS 3 V Low Power A/D Converter
• Manufacturer: Analog Devices

Specifications of AD9237

• Resolution (bits): 12bit
• # Chan: 1
• Sample Rate: 65MSPS
• Interface: Par
• Analog Input Type: Diff-Uni
• Ain Range: 1 V p-p,2 V p-p,4 V p-p
• Adc Architecture: Pipelined
• Pkg Type: CSP

AD9237
DIGITAL SPECIFICATIONS
Table 2.
Parameter
LOGIC INPUTS
LOGIC OUTPUTS
DRVDD = 3.3 V
DRVDD = 2.5 V
1
AC SPECIFICATIONS
AVDD = 3 V, DRVDD = 2.5 V, maximum sample rate, 2 V p-p differential input, A
unless otherwise noted.
Table 3.
Parameter
SIGNAL-TO-NOISE RATIO (SNR)
SIGNAL-TO-NOISE RATIO AND DISTORTION (SINAD)
EFFECTIVE NUMBER OF BITS (ENOB)
Output voltage levels measured with 5 pF load on each output.
High Level Input Voltage
Low Level Input Voltage
High Level Input Current
Low Level Input Current
Input Capacitance
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)
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)
f
f
f
f
f
f
f
f
f
f
f
f
f
INPUT
INPUT
INPUT
INPUT
INPUT
INPUT
INPUT
INPUT
INPUT
INPUT
INPUT
INPUT
INPUT
= 2.4 MHz
= 9.7 MHz
= 19.6 MHz
= 34.2 MHz
= 70 MHz
= 2.4 MHz
= 9.7 MHz
= 19.6 MHz
= 34.2 MHz
= 70 MHz
= 9.7 MHz
= 19.6 MHz
= 34.2 MHz
1
Min
2.0
–10
–10
3.29
3.25
2.49
2.45
Min
65.6
65.1
AD9237BCP-20
AD9237BCP-20
Rev. A | Page 4 of 24
Typ
2
Typ
66.8
66.6
66.0
66.7
66.5
65.6
10.8
Max
0.8
+10
+10
0.2
0.05
0.2
0.05
Max
Min
2.0
–10
–10
3.29
3.25
2.49
2.45
Min
65.3
64.4
IN
AD9237BCP-40
= –0.5 dBFS, 1.0 V internal reference, T
AD9237BCP-40
Typ
2
Typ
66.5
66.6
66.3
66.4
66.4
65.8
10.7
Max
0.2
0.2
0.8
+10
+10
0.05
0.05
Max
Min
2.0
–10
–10
3.29
3.25
2.49
2.45
Min
64.0
63.5
AD9237BCP-65
AD9237BCP-65
Typ
2
Typ
66.5
66.1
65.9
66.3
65.8
65.2
10.6
Max
0.8
+10
+10
0.2
0.05
0.2
0.05
MIN
Max
to T
Unit
V
V
μA
μA
pF
V
V
V
V
V
V
V
V
MAX
Unit
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
Bits
Bits
Bits
,