AD7730BRZ Analog Devices Inc, AD7730BRZ Datasheet - Page 46

• Manufacturer Part Number: AD7730BRZ
• Description: IC ADC BRIDGE TRANSDUCER 24-SOIC
• Manufacturer: Analog Devices Inc

Specifications of AD7730BRZ

• Data Interface: DSP, Serial, SPI™
• Number Of Bits: 24
• Sampling Rate (per Second): 1.2k
• Number Of Converters: 1
• Power Dissipation (max): 125mW
• Voltage Supply Source: Analog and Digital
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 24-SOIC (0.300", 7.50mm Width)
• Resolution (bits): 24bit
• Sampling Rate: 1.2kSPS
• Input Channel Type: Differential, Single Ended
• Supply Voltage Range - Analog: 4.75V To 5.25V
• Package: 24SOIC W
• Resolution: 24 Bit
• Architecture: Delta-Sigma
• Number Of Adcs: 1
• Number Of Analog Inputs: 2
• Digital Interface Type: Serial (3-Wire, SPI)
• Input Type: Voltage
• Signal To Noise Ratio: 123 dB
• Polarity Of Input Voltage: Unipolar|Bipolar
• Number Of Elements: 1
• Sample Rate: 1.2KSPS
• Input Polarity: Unipolar/Bipolar
• Differential Input: Yes
• Power Supply Requirement: Analog and Digital
• Single Supply Voltage (typ): 5V
• Single Supply Voltage (min): 4.75V
• Single Supply Voltage (max): 5.25V
• Dual Supply Voltage (typ): Not RequiredV
• Dual Supply Voltage (min): Not RequiredV
• Dual Supply Voltage (max): Not RequiredV
• Power Dissipation: 125mW
• Integral Nonlinearity Error: 18ppm of FSR
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 24
• Package Type: SOIC W
• Input Signal Type: Differential
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: EVAL-AD7730LEBZ - BOARD EVALUATION FOR AD7730EVAL-AD7730EBZ - BOARD EVAL FOR AD7730
• Lead Free Status / Rohs Status: Compliant

AD7730/AD7730L
Parameter
LOGIC INPUTS
LOGIC OUTPUTS (Including MCLK OUT)
TRANSDUCER BURNOUT
OFFSET (TARE) DAC
SYSTEM CALIBRATION
POWER REQUIREMENTS
Input Current
All Inputs Except SCLK and MCLK IN
SCLK Only (Schmitt Trigerred 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
Resolution
LSB Size
DAC Drift
DAC Drift vs. Time
Differential Linearity
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
V
V
V
V
V
V
V
V
V
V
V
V
V
AV
DV
AV
AV
DV
DV
AV
Normal Mode
Standby Mode
, Output Low Voltage
, Output Low Voltage
, Output High Voltage
, Output High Voltage
INL
INL
INH
T+
T+
T–
T–
T+
T+
INL
INL
INH
INH
2
DD
DD
DD
DD
DD
DD
DD
, Input Low Voltage
, Input Low Voltage
– V
– V
, Input Low Voltage
, Input Low Voltage
, Input High Voltage
, Input High Voltage
, Input High Voltage
– AGND Voltage
Current (Normal Mode)
Current (Normal Mode)
+ DV
Voltage
Current (Normal Mode)
Current (Normal Mode)
T–
T–
16
17
DD
Current (Standby Mode)
4, 16
18
2
17
17
B Version
0.8
0.4
2.0
1.4/3
1/2.5
0.8/1.4
0.4/1.1
0.4/0.8
0.4/0.8
0.8
0.4
3.5
2.5
0.4
0.4
4.0
V
9
–100
100
0.1
6
2.3/2.6
3.5
25
–0.25/+0.75
1.05
–1.05
–1.05
0.8
2.1
+4.75 to +5.25
+2.7 to +5.25
3.7
5.5
0.45
1
21
23.5
32.5
105
10
DD
10
10
– 0.6 V
FS
FS
FS
FS
FS
1
Units
V max
V max
V min
V min to V max
V min to V max
V min to V max
V min to V max
V min to V max
V min to 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
Bit
mV min/mV max
ppm/ C max
ppm/1000 Hours typ
LSB max
V max
V max
V max
V min
V max
V min to V max
V min to V max
mA max
mA max
mA max
mA max
mW max
mW max
A max
A max
A max
W max
–46–
Conditions/Comments
DV
DV
DV
DV
DV
DV
DV
DV
DV
DV
DV
DV
I
V
I
V
I
V
I
V
2.5 mV Nominal with 5 V Reference (REF IN/2000)
Guaranteed Monotonic
FS Is the Nominal Full-Scale Voltage
(10 mV, 20 mV, 40 mV or 80 mV)
With AGND = 0 V
External MCLK. Digital I/Ps = 0 V or DV
All Input Ranges Except 0 mV to +10 mV and 10 mV,
Typically 2.7 mA
Input Ranges of 0 mV to +10 mV and 10 mV Only,
Typically 4 mA
DV
DV
Typically 13 A. External MCLK IN = 0 V or DV
AV
All Input Ranges Except 0 mV to +10 mV and 10 mV,
Typically 15 mW
Input Ranges of 0 mV to +10 mV and 10 mV Only,
Typically 23.75 mW
Typically 65 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
15
15
15
15
= 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, Typically 0.3 mA
of 4.75 V to 5.25 V, Typically 0.75 mA
= 200 A Except for MCLK OUT
= 100 A Except for MCLK OUT
DD
= +5 V. Digital I/Ps = 0 V or DV
14
14
;
;
DD
14
14
;
;
DD
REV. A
DD
DD