AD7634 Analog Devices, AD7634 Datasheet - Page 3

• Manufacturer Part Number: AD7634
• Manufacturer: Analog Devices

Specifications of AD7634

• Resolution (bits): 18bit
• # Chan: 1
• Sample Rate: 670kSPS
• Interface: Byte,Par,Ser,SPI
• Analog Input Type: Diff-Bip,Diff-Uni
• Ain Range: 10V p-p,20 V p-p,40 V p-p
• Adc Architecture: SAR
• Pkg Type: CSP,QFP

SPECIFICATIONS
AVDD = DVDD = 5 V; OVDD = 2.7 V to 5.5 V; VCC = 15 V; VEE = −15 V; V
Table 2.
Parameter
RESOLUTION
ANALOG INPUTS
THROUGHPUT SPEED
DC ACCURACY
AC ACCURACY
SAMPLING DYNAMICS
Common-Mode Voltage Range
Analog Input CMRR
Input Current
Input Impedance
Complete Cycle
Throughput Rate
Time Between Conversions
Complete Cycle
Throughput Rate
Complete Cycle
Throughput Rate
Integral Linearity Error
Integral Linearity Error
No Missing Codes
Differential Linearity Error
Transition Noise
Unipolar Zero Error
Bipolar Zero Error
Zero Error Temperature Drift
Bipolar Full-Scale Error
Unipolar Full-Scale Error
Full-Scale Error Temperature Drift
Power Supply Sensitivity
Dynamic Range
Signal-to-Noise Ratio (SNR)
Signal-to-(Noise + Distortion), SINAD
Total Harmonic Distortion
Spurious-Free Dynamic Range
−3 dB Input Bandwidth
Aperture Delay
Aperture Jitter
Transient Response
Differential Voltage Range, V
Operating Voltage Range
0 V to 5 V
0 V to 10 V
±5 V
±10 V
0 V to 5 V
0 V to 10 V
±5 V
±10 V
5 V
10 V
Bipolar Ranges
2
2
IN
Conditions/Comments
(V
V
V
V
V
V
V
f
V
See
In warp mode
In warp mode
In warp mode
In normal mode
In normal mode
In impulse mode
In impulse mode
600 kSPS throughput
670 kSPS throughput
AVDD = 5 V ± 5%
V
V
V
V
f
f
f
V
Full-scale step
IN
IN
IN
IN
IN
IN
IN
IN
IN+
IN+
IN
IN
IN
IN
IN
IN
IN+
= 100 kHz
= 2 kHz
= 2 kHz
= 2 kHz
= 10 V p-p
= 20 V p-p
= 20 V p-p
= 40 V p-p
= ±5 V, ±10 V @ 670 kSPS
= 0 to 5 V, f
= all other input ranges, f
= 0 to 5 V, f
= all other input ranges, f
= 0 V to 5 V
, V
, V
) − (V
IN−
IN−
to AGND
IN−
)
IN
IN
= 2 kHz, −60 dB
= 2 kHz
section
Rev. A | Page 3 of 32
IN
IN
= 2 kHz, −60 dB
= 2 kHz
REF
= 5 V; all specifications T
Min
18
−V
−2 V
−2 V
−4 V
−0.1
−0.1
−5.1
−10.1
V
V
−0.1
1
0
0
−2.5
18
−1
−0.06
−0.03
−0.09
−0.07
100
100
98.5
98.5
REF
REF
REF
/2 − 0.1
− 0.2
REF
REF
REF
MIN
Typ
V
V
0
75
220
±1.5
±1.5
0.75
±0.5
±0.5
3
101.8
102.5
100.5
101
100
112
113
45
2
5
to T
REF
REF
/2
1
MAX
, unless otherwise noted.
+V
+2 V
+2 V
+4 V
+5.1
+10.1
+10.1
V
V
+0.1
1.49
670
1
1.75
570
2.22
450
+2.5
+ 0.06
+0.09
+0.07
500
Max
+5.1
+ 2.5
+ 0.03
REF
REF
REF
/2 + 0.1
+ 0.2
REF
REF
REF
AD7634
Unit
Bits
V
V
V
V
V
V
V
V
V
V
V
dB
μA
μs
kSPS
ms
μs
kSPS
μs
kSPS
LSB
LSB
Bits
LSB
LSB
%FS
%FS
ppm/°C
%FS
%FS
ppm/°C
LSB
dB
dB
dB
dB
dB
dB
dB
MHz
ns
ps rms
ns
4
3