AD7329 Analog Devices, AD7329 Datasheet - Page 6

• Manufacturer Part Number: AD7329
• Description: 1 MSPS , 8-Channel, Software Selectable True Bipolar Input, 12-Bit Plus Sign A/D Converter
• Manufacturer: Analog Devices

Specifications of AD7329

• Resolution (bits): 13bit
• # Chan: 8
• Sample Rate: 1MSPS
• Interface: Ser,SPI
• Analog Input Type: Diff-Bip,Diff-Uni,SE-Uni
• Ain Range: Bip (Vref),Bip (Vref) x 2,Bip (Vref) x 4,Bip 10V,Bip 2.5V,Bip 5.0V,Uni (Vref),Uni 10V
• Adc Architecture: SAR
• Pkg Type: SOP

AD7329
Parameter
CONVERSION RATE
POWER REQUIREMENTS
POWER DISSIPATION
1
2
3
4
5
6
Temperature range is −40°C to +85°C.
See the Terminology section.
Sample tested during initial release to ensure compliance.
For dc accuracy specifications, the LSB size for differential mode is FSR/8192. For single-ended mode/pseudo differential mode, the LSB size is FSR/4096, unless
otherwise noted.
Unipolar 0 V to 10 V range with straight binary output coding.
Bipolar range with twos complement output coding.
Conversion Time
Track-and-Hold Acquisition
Throughput Rate
V
V
V
V
Normal Mode (Static)
Normal Mode (Operational)
Autostandby Mode (Dynamic)
Autoshutdown Mode (Static)
Full Shutdown Mode
Normal Mode (Operational)
Full Shutdown Mode
DD
SS
CC
DRIVE
Time
I
I
I
I
I
I
I
I
I
I
I
I
DD
SS
CC
DD
SS
CC
DD
SS
CC
DD
SS
CC
and I
and I
and I
and I
2, 3
1
DRIVE
DRIVE
DRIVE
DRIVE
Min
12
−12
2.7
2.7
B Version
Typ
0.9
21
Rev. A | Page 6 of 40
Max
300
1
770
16.5
−16.5
5.25
5.25
360
410
3.4
200
210
1.3
1
1
1
1
1
1
800
31
38.25
Unit
ns
ns
MSPS
kSPS
V
V
V
V
mA
μA
μA
mA
μA
μA
mA
μA
μA
μA
μA
μA
μA
mW
mW
μW
Test Conditions/Comments
16 SCLK cycles with SCLK = 20 MHz
Full-scale step input; see the Terminology section
V
V
Digital inputs = 0 V or V
See Table 6
See Table 6
See Table 6; typical specifications for V
V
f
V
V
V
f
V
V
V
SCLK on or off
V
V
V
SCLK on or off
V
V
V
V
V
V
S
S
CC
CC
DD
DD
SS
CC
DD
SS
CC
DD
SS
CC
DD
SS
CC
DD
DD
DD
= 1 MSPS
= 250 kSPS
= 16.5, V
= −16.5 V
= −16.5 V
= −16.5 V
= −16.5 V
= 4.75 V to 5.25 V; see the Serial Interface section
< 4.75 V
= V
= V
= V
= V
= 16.5 V
= 16.5 V
= 16.5 V
= 16.5 V
= 16.5 V, V
= 12 V, V
= 16.5 V, V
DRIVE
DRIVE
DRIVE
DRIVE
= 5.25 V
= 5.25 V
= 5.25 V
= 5.25 V
SS
SS
= −16.5 V, V
SS
SS
= −12 V, V
= −16.5 V, V
= −16.5 V, V
DRIVE
CC
CC
= 5 V
= V
CC
CC
= 5.25 V
= 5.25 V
DRIVE
= 5.25 V
CC
< 4.75 V