AD7294 Просмотр технического описания (PDF) - Analog Devices
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AD7294 Datasheet PDF : 45 Pages
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Preliminary Technical Data
AD7294
GENERAL SPECIFICATIONS1
AVDD = DVDD 4.5 V to 5.5 V, AGND = DGND= 0 V, external 2.5 V reference. Temperature range for B version: −40°C to +105°C. All
specifications TMIN to TMAX, unless otherwise noted.
Parameter
LOGIC INPUTS (SDA, SCL ONLY)
VIH, Input High Voltage
VIL, Input Low Voltage
IIN, Input Leakage Current
VHYST, Input Hysteresis
CIN, Input Capacitance
Glitch Rejection
LOGIC OUTPUTS
(SDA, ALERT, FAULT)
VOL, Output Low Voltage
Three-State Leakage Current
Three-State Output Capacitance
POWER REQUIREMENTS
VPP
AVDD
V(+)
DVDD
VDRIVE
IPP
AIDD
DIDD
AIDD (Power-Down)
DIDD (Power-Down)
Power Dissipation
Min
Typ
0.7 VDRIVE
0.05 DVDD
8
8
AVDD
4.5
4.5
4.5
3
TBD
TBD
Max
0.3 VDRIVE
±1
50
0.4
0.6
±1
48
5.5
16.5
5.5
5.5
1
5
5
TBD
Unit
V
V
µA
V
pF
ns
V
V
µA
pF
V
V
V
V
V
mA
mA
µA
µA
mW
Test Conditions / Comments
Input filtering suppresses noise
spikes of less than 50 ns
ISINK = 3 mA
ISINK = 6 mA
Outputs unloaded
VIH = DVDD, VIL = DGND
1 Guaranteed by design and characterization; not subject to production testing.
Rev. PrB | Page 5 of 45
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