AD7731BR Analog Devices Inc, AD7731BR Datasheet - Page 3
AD7731BR
Manufacturer Part Number
AD7731BR
Description
A/D Converter (A-D) IC
Manufacturer
Analog Devices Inc
Datasheet
1.AD7731BRUZ.pdf
(44 pages)
Specifications of AD7731BR
Peak Reflow Compatible (260 C)
No
No. Of Bits
24 Bit
Leaded Process Compatible
No
Mounting Type
Surface Mount
Features
Low-Noise, High-Throughput
No. Of Channels
6
Interface Type
Serial
Rohs Status
RoHS non-compliant
Number Of Bits
24
Sampling Rate (per Second)
6.4k
Data Interface
DSP, Serial, SPI™
Number Of Converters
1
Power Dissipation (max)
125mW
Voltage Supply Source
Analog and Digital
Operating Temperature
-40°C ~ 85°C
Package / Case
24-SOIC (0.300", 7.50mm Width)
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
For Use With
EVAL-AD7731EBZ - BOARD EVALUATION FOR AD7731
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
AD7731BR
Manufacturer:
ADI/亚德诺
Quantity:
20 000
Company:
Part Number:
AD7731BRUZ
Manufacturer:
ADI
Quantity:
1 000
Part Number:
AD7731BRUZ
Manufacturer:
ADI/亚德诺
Quantity:
20 000
Company:
Part Number:
AD7731BRUZ-REEL7
Manufacturer:
ADI
Quantity:
1 000
Part Number:
AD7731BRUZ-REEL7
Manufacturer:
ADI/亚德诺
Quantity:
20 000
Part Number:
AD7731BRZ
Manufacturer:
ADI/亚德诺
Quantity:
20 000
REV. A
Parameter
LOGIC INPUTS
LOGIC OUTPUTS (Including MCLK OUT)
TRANSDUCER BURNOUT
SYSTEM CALIBRATION
POWER REQUIREMENTS
REV. 0
Reference Input
Input Current
All Inputs Except SCLK and MCLK IN
SCLK Only (Schmitt Triggered Input)
MCLK IN Only
V
V
V
V
Floating State Leakage Current
Floating State Output Capacitance
AIN1(+) Current
AIN1(–) Current
Initial Tolerance @ 25 C
Drift
Positive Full-Scale Calibration Limit
Negative Full-Scale Calibration Limit
Offset Calibration Limit
Input Span
Power Supply Voltages
Power Supply Currents
Power Dissipation
OL
OL
OH
OH
Absolute/Common-Mode Voltage
REF IN(+) – REF IN (–) Voltage
REF IN(+) – REF IN (–) Voltage
Reference DC Input Current
Reference DC Input Current
Absolute/Common-Mode Voltage
NO REF Trigger Voltage
V
V
V
V
V
V
V
V
V
V
V
V
V
AV
DV
AV
DV
DV
AV
Normal Mode
Standby Mode
, Output Low Voltage
, Output Low Voltage
INL
INL
INH
T+
T+
T–
T–
T+
T+
INL
INL
INH
INH
, Output High Voltage
, Output High Voltage
DD
DD
DD
DD
DD
DD
– V
– V
, Input Low Voltage
, Input Low Voltage
, Input Low Voltage
, Input Low Voltage
, Input High Voltage
, Input High Voltage
, Input High Voltage
– AGND Voltage
Current (Normal Mode)
+ DV
Voltage
Current (Normal Mode)
Current (Normal Mode)
T–
T–
19
DD
Current (Standby Mode)
19
17
3
13
14
18
18
B Version
AGND + 1.2 V
AV
+2.5
+5
5.5
10
AGND – 30 mV
AV
0.3
0.65
0.8
0.4
2.0
1.4/3
0.95/2.5
0.8/1.4
0.4/1.1
0.4/0.85
0.4/0.8
0.8
0.4
3.5
2.5
0.4
0.4
4.0
DV
6
–100
100
0.1
1.05
–1.05
–1.05
0.8
2.1
+5
+2.7 to +5.25
10.3
1.7
3.2
25
67.5
125
10
10
10
DD
DD
DD
FS
FS
– 0.95 V
+ 30 mV
– 0.6 V
FS
FS
FS
1
–3–
Units
V min
V max
V nom
V nom
V min
V max
V min
V max
V max
V max
V min
V min/V max
V min/V max
V min/V max
V min/V max
V min/V max
V min/V max
V max
V max
V min
V min
V max
V max
V min
V min
pF typ
nA nom
nA nom
% typ
%/ C typ
V max
V max
V min
V min
V max
V nom
V min to V max
mA max
mA max
mA max
mW max
A max
A max
A max
A max
A max
W max
Conditions/Comments
HIREF Bit of Mode Register = 0
HIREF Bit of Mode Register = 1
HIREF Bit of Mode Register = 0
HIREF Bit of Mode Register = 1
NO REF Bit Active If VREF Below This Voltage
NO REF Bit Inactive If VREF Above This Voltage
DV
DV
DV
DV
DV
DV
DV
DV
DV
DV
DV
DV
I
V
I
V
I
V
I
V
FS Is the Nominal Full-Scale Voltage (20 mV,
40 mV, 80 mV, 160 mV, 320 mV, 640 mV, 1.28 V)
With AGND = 0 V
External MCLK. Digital I/Ps = 0 V or DV
DV
DV
Typically 10 A. External MCLK IN = 0 V or DV
AV
Typically 50 W. External MCLK IN = 0 V or DV
SINK
SINK
SOURCE
SOURCE
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
16
16
16
16
= 800 A Except for MCLK OUT
= 100 A Except for MCLK OUT
= DV
= +5 V
= +3 V
= +5 V
= +3 V
= +5 V
= +3 V
= +5 V
= +3 V
= +5 V
= +3 V
= +5 V
= +3 V
= +5 V
= +3 V
= +5 V
= +3 V
of 2.7 V to 3.3 V
of 4.75 V to 5.25 V
= 200 A Except for MCLK OUT
= 100 A Except for MCLK OUT
DD
= +5 V. Digital I/Ps = 0 V or DV
AD7731
15
15
.
.
DD
15
15
.
.
DD
DD
DD