AD9644 Analog Devices, AD9644 Datasheet - Page 4

• Manufacturer Part Number: AD9644
• Description: 14-Bit, 80 MSPS/155 MSPS, 1.8V Dual, Serial Output A/D Converter
• Manufacturer: Analog Devices

Specifications of AD9644

• Resolution (bits): 14bit
• # Chan: 2
• Sample Rate: 155MSPS
• Analog Input Type: Diff-Bip
• Ain Range: 1.75 V p-p
• Adc Architecture: Pipelined

AD9644
SPECIFICATIONS
ADC DC SPECIFICATIONS
AVDD = 1.8 V, DRVDD = 1.8 V, maximum sample rate, 1.75 V p-p differential input, VIN = −1.0 dBFS differential input, DCS enabled,
unless otherwise noted.
Table 1.
Parameter
RESOLUTION
ACCURACY
Differential Nonlinearity (DNL)
MATCHING CHARACTERISTIC
TEMPERATURE DRIFT
INPUT REFERRED NOISE
ANALOG INPUT
Input Capacitance
VCM OUTPUT LEVEL
POWER SUPPLIES
POWER CONSUMPTION
Standby Power
1
2
3
Measured with a low input frequency, full-scale sine wave.
Input capacitance refers to the effective capacitance between one differential input pin and AGND.
Standby power is measured with a dc input and with the CLK pins inactive (set to AVDD or AGND).
No Missing Codes
Offset Error
Gain Error
Integral Nonlinearity (INL)
Offset Error
Gain Error
Offset Error
Gain Error
Input Span
Input Resistance
Supply Voltage
Supply Current
Sine Wave Input1
Power-Down Power
AVDD
DRVDD
IAVDD
IDRVDD
1
1
3
2
1
1
Temperature
Full
Full
Full
Full
Full
25°C
Full
25°C
Full
Full
Full
Full
25°C
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Full
Min
14
−7
−7
−1.5
1.383
0.88
1.7
1.7
Rev. C | Page 4 of 44
Typ
Guaranteed
±2
−2.5
±0.3
±0.5
+1.5
+0.6
±2
±35
0.7
1.75
7
20
0.9
1.8
1.8
175
60
423
85
15
AD9644-80
Max
±10
+1
±0.55
±1.1
+10
+2.75
2.087
0.92
1.9
1.9
190
67
460
27
Min
14
−6
−6
−3.1
1.383
0.87
1.7
1.7
Typ
Guaranteed
±2.2
−1.5
±0.3
±0.55
+1.5
+0.75
±2
±144
0.7
1.75
5
20
0.9
1.8
1.8
226
89
567
168
18
AD9644-155
Max
±11
+4
±0.55
±1.25
+9
+5
2.087
0.93
1.9
1.9
242
97
610
27
Data Sheet
Unit
Bits
mV
% FSR
LSB
LSB
LSB
LSB
mV
% FSR
ppm/°C
ppm/°C
LSB rms
V p-p
pF
kΩ
V
V
V
mA
mA
mW
mW
mW