AD7192BRUZ Analog Devices Inc, AD7192BRUZ Datasheet - Page 3

• Manufacturer Part Number: AD7192BRUZ
• Description: IC ADC 24BIT 2CH W/PGA 24-TSSOP
• Manufacturer: Analog Devices Inc

Specifications of AD7192BRUZ

• Data Interface: DSP, MICROWIRE™, QSPI™, Serial, SPI™
• Design Resources: Precision Weigh Scale Design Using AD7192 with Internal PGA (CN0119)
• Number Of Bits: 24
• Sampling Rate (per Second): 4.8k
• Number Of Converters: 1
• Voltage Supply Source: Analog and Digital
• Operating Temperature: -40°C ~ 105°C
• Mounting Type: Surface Mount
• Package / Case: 24-TSSOP (0.173", 4.40mm Width)
• Resolution (bits): 24bit
• Input Channel Type: Pseudo Differential
• Supply Voltage Range - Analogue: 3V To 5.25V
• Supply Voltage Range - Digital: 2.7V To 5.25V
• Supply: RoHS Compliant
• Sampling Rate: 4.8kSPS
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

SPECIFICATIONS
AV
T
Table 1.
Parameter
ADC
A
Output Data Rate
No Missing Codes
Resolution
RMS Noise and Output Data Rates
Integral Nonlinearity
Offset Error
Offset Error Drift vs. Temperature
Offset Error Drift vs. Time
Gain Error
Gain Drift vs. Temperature
Gain Drift vs. Time
Power Supply Rejection
Common-Mode Rejection
Normal Mode Rejection
DD
= T
Gain = 1
Gain > 1
@ DC
@ DC
@ 50 Hz, 60 Hz
@ 50 Hz, 60 Hz
Sinc
= 3 V to 5.25 V, DV
MIN
Internal Clock
4
@ 50 Hz, 60 Hz
@ 50 Hz
@ 60 Hz
2
Filter
to T
4
2
4, 5
MAX
, unless otherwise noted.
2
2
2
DD
2
= 2.7 V to 5.25 V, AGND = DGND = 0 V; REFINx(+) = AV
AD7192B
4.7 to 4800
1.17 to 1200
1.56 to 1600
24
24
±10
±15
±30
±30
±150/gain
±0.5
±150/gain
±5
±5
25
±0.001
−0.39
±0.003
±0.005
±1
10
90
95
100
110
120
120
100
74
96
97
Rev. A | Page 3 of 40
nV/°C typ
Unit
Hz nom
Hz nom
Hz nom
Bits min
Bits min
ppm of FSR max
ppm of FSR max
ppm of FSR max
ppm of FSR max
μV typ
μV typ
nV/°C typ
nV/°C typ
nV/1000 hours typ
% typ
% typ
% typ
% typ
ppm/°C typ
ppm/1000 hours typ
dB typ
dB min
dB min
dB min
dB min
dB min
dB min
dB min
dB min
dB min
DD
, REFINx(−) = AGND, MCLK = 4.92 MHz,
Test Conditions/Comments
Chop disabled
Chop enabled, sinc
Chop enabled, sinc
FS > 1, sinc
FS > 4, sinc
See the RMS Noise and Resolution section
See the RMS Noise and Resolution section
±2 ppm typical, AV
±2 ppm typical, AV
±5 ppm typical, AV
±12 ppm typical, AV
Chop disabled
Chop enabled
Gain = 1 to 16; chop disabled
Gain = 32 to 128; chop disabled
Chop enabled
Gain > 32
AV
calibration conditions)
Gain = 128, before full-scale calibration (see
Table 23)
Gain > 1, after internal full-scale calibration,
AV
Gain > 1, after internal full-scale calibration,
AV
Gain = 1.
Gain = 1, V
Gain > 1, V
Gain = 1, V
Gain > 1, V
10 Hz output data rate, 50 ± 1 Hz, 60 ± 1 Hz.
50 ± 1 Hz (50 Hz output data rate), 60 ± 1 Hz
(60 Hz output data rate).
10 Hz output data rate, 50 ± 1 Hz, 60 ± 1 Hz.
50 Hz output data rate, REJ60
50 ± 1 Hz, 60 ± 1 Hz.
50 Hz output data rate, 50 ± 1 Hz.
60 Hz output data rate, 60 ± 1 Hz.
DD
DD
DD
= 5 V, gain = 1, T
≥ 4.75 V.
< 4.75 V
IN
IN
IN
IN
4
3
filter
filter
= 1 V.
= 1 V/gain, 110 dB typ.
= 1 V.
= 1 V/gain.
3
3
DD
DD
DD
4
3
DD
filter
filter
= 5 V
= 3 V
= 5 V
A
= 3 V
= 25°C (factory
1
6
= 1,
AD7192