AD7690 Analog Devices, AD7690 Datasheet - Page 4

• Manufacturer Part Number: AD7690
• Manufacturer: Analog Devices

Specifications of AD7690

• Resolution (bits): 18bit
• # Chan: 1
• Sample Rate: 400kSPS
• Interface: Ser,SPI
• Analog Input Type: Diff-Uni
• Ain Range: (2Vref) p-p
• Adc Architecture: SAR
• Pkg Type: CSP,SOP

AD7690
VDD = 4.75 V to 5.25 V, VIO = 2.3 V to VDD, V
Table 3.
Parameter
REFERENCE
SAMPLING DYNAMICS
DIGITAL INPUTS
DIGITAL OUTPUTS
POWER SUPPLIES
TEMPERATURE RANGE
1
2
3
With all digital inputs forced to VIO or GND as required.
During acquisition phase.
Contact an Analog Devices, Inc., sales representative for the extended temperature range.
Voltage Range
Load Current
−3 dB Input Bandwidth
Aperture Delay
Logic Levels
Data Format
Pipeline Delay
V
V
VDD
VIO
VIO Range
Standby Current
Power Dissipation
Energy per Conversion
Specified Performance
OL
OH
V
V
I
I
IL
IH
IL
IH
1, 2
3
Conditions
400 kSPS, REF = 5 V
VDD = 5 V
I
I
Specified performance
Specified performance
VDD and VIO = 5 V, 25°C
VDD = 5 V, 100 SPS throughput
VDD = 5 V, 100 kSPS throughput
VDD = 5 V, 400 kSPS throughput
T
SINK
SOURCE
MIN
= +500 μA
to T
= −500 μA
MAX
REF
= VDD, all specifications T
Rev. B | Page 4 of 24
Min
0.5
−0.3
0.7 × VIO
−1
−1
VIO − 0.3
4.75
2.3
1.8
−40
Conversion results available immediately
MIN
Serial 18 bits, twos complement
to T
after completed conversion
MAX
, unless otherwise noted.
Typ
100
9
2.5
1
4.25
4.25
17
50
Max
VDD + 0.3
+0.3 × VIO
VIO + 0.3
+1
+1
0.4
5.25
VDD + 0.3
VDD + 0.3
50
5
20
+85
Unit
V
μA
MHz
ns
V
V
μA
μA
V
V
V
V
V
nA
μW
mW
mW
nJ/sample
°C