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AD7656ABSTZ Datasheet(PDF) 4 Page - List of Unclassifed Manufacturers

Part # AD7656ABSTZ
Description  250 kSPS, 6-Channel, Simultaneous Sampling, Bipolar 16-Bit ADC
PDF  28 Pages
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Manufacturer  ETC2 [List of Unclassifed Manufacturers]
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AD7656ABSTZ Datasheet(HTML) 4 Page - List of Unclassifed Manufacturers

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AD7656A
Data Sheet
Parameter
Min
Typ
Max
Unit
Test Conditions/Comments
LOGIC INPUTS
Input High Voltage (VINH)
0.7 × VDRIVE
V
Input Low Voltage (VINL)
0.3 × VDRIVE
V
Input Current (IIN)
±1
µA
Typically 10 nA, VIN = 0 V or VDRIVE
Input Capacitance (CIN)2
10
pF
LOGIC OUTPUTS
Output High Voltage (VOH)
VDRIVE − 0.2
V
ISOURCE = 200 µA
Output Low Voltage (VOL)
0.2
V
ISINK = 200 µA
Floating State Leakage Current
±1
µA
Floating State Output Capacitance2
10
pF
Output Coding
CONVERSION RATE
Conversion Time
3.1
µs
Track-and-Hold Acquisition Time1, 2
550
ns
Throughput Rate
250
kSPS
Parallel interface mode only
POWER REQUIREMENTS
VDD Range
6
16.5
V
For the 4 × VREF range, VDD = 11 V to 16.5 V
VSS Range
−6
−16.5
V
For the 4 × VREF range, VSS = −11 V to −16.5 V
AVCC
4.75
5.25
V
DVCC
4.75
5.25
V
VDRIVE
2.7
5.25
V
ITOTAL4
Digital inputs = 0 V or VDRIVE
Normal Mode (Static)
28
mA
AVCC = DVCC = VDRIVE = 5.25 V,
VDD = 16.5 V, VSS = −16.5 V
Normal Mode (Operational)
26
mA
fSAMPLE = 250 kSPS, AVCC = DVCC = VDRIVE =
5.25 V, VDD = 16.5 V, VSS = −16.5 V
ISS (Operational)
0.25
mA
VSS = −16.5 V, fSAMPLE = 250 kSPS
IDD (Operational)
0.25
mA
VDD = 16.5 V, fSAMPLE = 250 kSPS
Partial Power-Down Mode
7
mA
AVCC = DVCC = VDRIVE = 5.25 V, VDD = 16.5 V,
VSS = −16.5 V
Full Power-Down Mode (STBY Pin)
80
mA
SCLK on or off, AVCC = DVCC = VDRIVE =
5.25 V, VDD = 16.5 V, VSS = −16.5 V
Power Dissipation
AVCC = DVCC = VDRIVE = 5.25 V, VDD = 16.5 V,
VSS = −16.5 V
Normal Mode (Static)
143
mW
Normal Mode (Operational)
140
mW
fSAMPLE = 250 kSPS
Partial Power-Down Mode
35
mW
Full Power-Down Mode (STBY Pin)
100
mW
1
See the Terminology section.
2
Sample tested during initial release to ensure compliance.
3
Multifunction pin names may be referenced by their relevant function only.
4
Includes IAVCC, IVDD, IVSS, IVDRIVE, and IDVCC.
Rev. 0 | Page 4 of 28



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