AD7280DSTZ 데이터 시트보기 (PDF) - Analog Devices
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AD7280DSTZ Datasheet PDF : 33 Pages
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Preliminary Technical Data
Parameter1
REFERENCE
Reference Voltage
Reference Temperature
Coefficient
Output Voltage Hysteresis
Long Term Drift
Min
2.495
Typ
Max
2.5
2.505
±3
±15
50
100
Line Regulation
±15
Turn-On Settling Time
5
REGULATOR OUTPUT
Input Voltage Range
7.5
30
Output Voltage VREG
4.75
5
5.25
Output Current7
1
Line Regulation
0.4
Load Regulation
2.5
Output Noise Voltage
700
Internal Short Protection Limit
20
CELL BALANCING OUTPUTS8
Output High Voltage, VOH
4
5
5.25
Output Low Voltage, VOL
0
CB1 Output ramp up time9
5
CB1 Output ramp down time10
50
CB2-CB6 Output ramp up
350
time11
CB2-CB6 Output ramp down
330
time12
LOGIC INPUTS
Input High Voltage, VINH
VDRIVE – 0.2
Input Low Voltage, VINL
0.4
Input Current, IIN
±1
Input Capacitance, CIN
10
LOGIC OUTPUTS
Output High Voltage, VOH
VDRIVE – 0.2
Output Low Voltage, VOL
0.4
Floating-State Leakage
±1
Current
Floating-State Output
5
Capacitance
Output Coding
Straight natural binary
POWER REQUIREMENTS
VDD
7.5
30
During Conversion
IDD
7
10
Data Readback
IDD
4
8
Cell Balancing mode
IDD
2
Software Powerdown Mode
IDD
1
Full Powerdown Mode
IDD
4
AD7280
Unit
Test Conditions/Comments
V
ppm/°C
VREF @ 25oC
-40 oC to +85 oC
ppm
ppm/1000
Hours
ppm/V
ms
-40 oC to +85 oC
AVDD =7.5V
VREF = 10uF , CREF = 100nF
V
V
mA
mV/V
mV/mA
uV
mA
For a 10 Ohm short
V
For a 80pF load, ISOURCE = 40 nA
V
us
For a 80pF load
ns
For a 80pF load
us
For a 80pF load
us
For a 80pF load
V
V
µA
pF
V
ISOURCE = 200 µA
V
ISINK = 200 µA
µA
pF
V
mA
VDD = 30 V
mA
VDD = 30 V
mA
VDD = 30 V
mA
VDD = 30 V
µA
VDD = 30 V
Rev. PrD | Page 3 of 33
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