AD7194BCPZ Analog Devices Inc, AD7194BCPZ Datasheet - Page 4

• Manufacturer Part Number: AD7194BCPZ
• Description: IC ADC 24BIT SPI 4.8K 32-LFCSP
• Manufacturer: Analog Devices Inc

Specifications of AD7194BCPZ

• Data Interface: DSP, MICROWIRE™, QSPI™, Serial, SPI™
• 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: 32-WFQFN, CSP Exposed Pad
• 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
• Other names: AD7194BRUZ; AD7194BRUZ

AD7194
Parameter
ANALOG INPUTS
Normal Mode Rejection
Differential Input
Absolute AIN Voltage
Analog Input Current
Sinc
Sinc
Fast Settling
Voltage Ranges
Limits
Unbuffered Mode
Buffered Mode
Buffered Mode
Unbuffered Mode
Internal Clock
External Clock
Internal Clock
External Clock
Internal Clock
External Clock
Input Current
Input Current Drift
Input Current
Input Current Drift
4
3
Filter
@ 50 Hz, 60 Hz
@ 50 Hz
@ 60 Hz
@ 50 Hz, 60 Hz
@ 50 Hz
@ 60 Hz
Filter
@ 50 Hz, 60 Hz
@ 50 Hz
@ 60 Hz
@ 50 Hz, 60 Hz
@ 50 Hz
@ 50 Hz
@ 60 Hz
@ 50 Hz
@ 60 Hz
@ 50 Hz
@ 60 Hz
2
2
2
Min
100
74
96
97
120
82
120
120
75
60
70
70
100
67
95
95
26
26
40
40
−(AV
AGND − 0.05
AGND + 0.25
−2
−3
DD
− 1.25 V)/gain
Typ
±V
±5
±3.5
±1
±0.05
±1.6
REF
/gain
Rev. 0 | Page 4 of 56
Max
+(AV
AV
AV
+2
+3
DD
DD
DD
+ 0.05
− 0.25
− 1.25 V)/gain
Unit
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
V
V
V
V
nA
nA
pA/°C
μA/V
μA/V
nA/V/°C
nA/V/°C
Test Conditions/Comments
10 Hz output data rate, 50 Hz ± 1 Hz,
60 Hz ± 1 Hz
50 Hz output data rate, REJ60
50 Hz ± 1 Hz, 60 Hz ± 1 Hz
50 Hz output data rate, 50 Hz ± 1 Hz
60 Hz output data rate, 60 Hz ± 1 Hz
10 Hz output data rate, 50 Hz ± 1 Hz,
60 Hz ± 1 Hz
50 Hz output data rate, REJ60
50 Hz ± 1 Hz, 60 Hz ± 1 Hz
50 Hz output data rate, 50 Hz ± 1 Hz
60 Hz output data rate, 60 Hz ± 1 Hz
10 Hz output data rate, 50 Hz ± 1 Hz,
60 Hz ± 1 Hz
50 Hz output data rate, REJ60
50 Hz ± 1 Hz, 60 Hz ± 1 Hz
50 Hz output data rate, 50 Hz ± 1 Hz
60 Hz output data rate, 60 Hz ± 1 Hz
10 Hz output data rate, 50 Hz ± 1 Hz,
60 Hz ± 1 Hz
50 Hz output data rate, REJ60
50 Hz ± 1 Hz, 60 Hz ± 1 Hz
50 Hz output data rate, 50 Hz ± 1 Hz
60 Hz output data rate, 60 Hz ± 1 Hz
FS[9:0]
FS[9:0]
FS[9:0]
FS[9:0]
VREF = REFINx(+) − REFINx(−),
gain = 1 to 128
Gain > 1
Gain = 1
Gain > 1
Gain = 1, input current varies with input
voltage
Gain > 1
External clock
Internal clock
3
3
3
3
= 6, average by 16, 50 Hz ± 0.5 Hz
= 5, average by 16, 60 Hz ± 0.5 Hz
= 6, average by 16, 50 Hz ± 0.5 Hz
= 5, average by 16, 60 Hz ± 0.5 Hz
1
6
6
6
6
= 1,
= 1,
= 1,
= 1,