AD7323 Analog Devices, AD7323 Datasheet - Page 3

• Manufacturer Part Number: AD7323
• Description: 500 kSPS, 4-Channel, Software Selectable True bipolar Input, 12-Bit Plus Sign A/D Converter
• Manufacturer: Analog Devices

Specifications of AD7323

• Resolution (bits): 13bit
• # Chan: 4
• Sample Rate: 500kSPS
• Interface: Ser,SPI
• Analog Input Type: Diff-Uni,SE-Uni
• Ain Range: Bip 10V,Bip 2.5V,Bip 5.0V,Uni 10V
• Adc Architecture: SAR
• Pkg Type: SOP

SPECIFICATIONS
V
f
Table 2.
Parameter
DYNAMIC PERFORMANCE
SCLK
DD
Total Harmonic Distortion
Peak Harmonic or Spurious
Intermodulation Distortion
Common-Mode Rejection
Channel-to-Channel
Signal-to-Noise Ratio (SNR)
Signal-to-Noise + Distortion
Aperture Delay
Aperture Jitter
Full Power Bandwidth
(SINAD)
= 12 V to 16.5 V, V
= 10 MHz, f
Second-Order Terms
Third-Order Terms
(THD)
Noise (SFDR)
(IMD)
(CMRR)
Isolation
2
2
1
2
2
2
3
S
2
3
= 500 kSPS, T
SS
= −12 V to −16.5 V, V
2
A
Min
76
75.5
72.5
72
75
74
72
= T
MAX
to T
MIN
CC
B Version
, unless otherwise noted.
= 2.7 V to 5.25 V, V
Typ
76
72.5
−82
−80
−82
−79
−88
−90
7
50
−79
−72
22
5
Max
−80
−79
−77
−79
−81
−80
−78
−80
Rev. A | Page 3 of 36
DRIVE
= 2.7 V to 5.25 V, V
Unit
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
ns
ps
dB
dB
MHz
MHz
Test Conditions/Comments
f
Differential mode, V
Differential mode, V
Single-ended/pseudo differential mode; ±10 V, ±2.5 V and
±5 V ranges, V
Single-ended/pseudo differential mode; 0 V to 10 V,
V
Differential mode; ±2.5 V and ±5 V ranges
Differential mode; 0 V to 10 V
Differential mode; ±10 V range
Single-ended/pseudo differential mode; ±2.5 V and ±5 V
ranges
Single-ended/pseudo differential mode; 0 V to +10 V and
±10 V ranges
Differential mode; ±2.5 V and ±5 V ranges
Differential mode; 0 V to 10 V ranges
Differential mode; ±10 V range
Single-ended/pseudo differential mode; ±5 V range
Single-ended/pseudo differential mode; ±2.5 V range
Single-ended/pseudo differential mode; 0 V to +10 V and
±10 V ranges
Differential mode; ±2.5 V and ±5 V ranges
Differential mode; 0 V to 10 V ranges
Differential mode; ±10 V ranges
Single-ended/pseudo differential mode; ±5 V range
Single-ended/pseudo differential mode; ±2.5 V range
Single-ended/pseudo differential mode; 0 V to +10 V and
±10 V ranges
fa = 50 kHz, fb = 30 kHz
Up to 100 kHz ripple frequency; see
f
At 3 dB
At 0.1 dB
IN
IN
CC
on unselected channels up to 100 kHz; see
= 50 kHz sine wave
= 4.75 V to 5.25 V and all ranges at V
REF
= 2.5 V to 3.0 V internal/external,
CC
= 4.75 V to 5.25 V
CC
CC
= 4.75 V to 5.25 V
< 4.75 V
Figure 17
CC
< 4.75 V
Figure 14
AD7323