AD7323 Analog Devices, AD7323 Datasheet - Page 13

• 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

Figure 22. THD vs. Analog Input Frequency for Various Source Impedances,
–100
–50
–55
–60
–65
–70
–75
–80
–85
–90
–95
10
V
V
T
INTERNAL REF
RANGE = ±10V AND ±2.5V
f
SINGLE-ENDED MODE
S
A
CC
DD
= 500kSPS
= 25°C
/V
= V
SS
DRIVE
= ±12V
= +5V
INPUT FREQUENCY (kHz)
Single-Ended Mode
100
±10V RANGE
R
R
R
R
R
±2.5V RANGE
R
R
R
R
R
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
= 4000Ω
= 2000Ω
= 1000Ω
= 100Ω
= 50Ω
= 4700Ω
= 3000Ω
= 1000Ω
= 100Ω
= 50Ω
1000
Rev. A | Page 13 of 36
AD7323