AS1530-T 查看數據表（PDF） - austriamicrosystems AG
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AS1530-T
austriamicrosystems AG
AS1530-T Datasheet PDF : 29 Pages
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AS1530/AS1531
Data Sheet - Electrical Characteristics
Table 4. AS1531 Electrical Characteristics (Continued)
Symbol
TCVREF
Parameter
REF Output
Temperature Coefficient
Conditions
Min
Load Regulation 7
0 to 0.75mA output load
CBYPREF Capacitive Bypass at REF
4.7
CBYPREF
ADJ
Capacitive Bypass
at REFADJ
0.01
REFADJ Output Voltage
REFADJ Input Range
For small adjustments, from 1.22V
REFADJ Buffer
Disable Threshold
To power down the internal reference
1.4
Buffer Voltage Gain
External Reference: Reference buffer disabled, reference applied to REF
REF Input Voltage Range 8
1.0
REF Input Current
Digital Inputs: DIN, SCLK, CSN
VINH
Input High Voltage
VREF = 2.50V, fSCLK= 4.8MHz
VREF = 2.50V, fSCLK = 0
In power-down, fSCLK = 0
0.7 x
VDD
VINL
Input Low Voltage
VHYST
Input Hysteresis
IIN
Input Leakage
CIN
Input Capacitance
Digital Outputs: DOUT, SSTRB
VOL
Output Voltage Low
VOH
Output Voltage High
IL
Tri-State Leakage Current
COUT
Tri-State Output
Capacitance
Power Supply
VDD1,
VDD2,
VDD3
Positive Supply Voltage 9
IVDD1,
IVDD2,
IVDD3
Supply Current
PSR
Power-Supply Rejection
VIN = 0 or VDD2
-1
ISINK = 5mA
ISOURCE = 0.5mA
CSN = VDD2
CSN = VDD2
VDD2 -
0.5V
-10
VDD1 = VDD2 =
VDD3 = 5.5V
2.7
Normal Operation
with External
Reference 10
Normal Operation
with Internal
Reference 10
Reduced-Power
Mode 11
Full Power-Down
Mode 11
VDD1 = VDD2 = VDD3
= 2.7 to 3.6V,
-2
Mid-Scale Input
Typ
±25
0.6
1.22
±100
2.045
200
0.8
5
5
2.2
2.7
0.4
0.5
±0.1
Max Units
ppm/
°C
2.0
mV/
mA
10 µF
10 µF
V
mV
VDD1
-1
V
V/V
VDD1 +
50mV
V
350
320 µA
5
V
0.3 x
VDD
V
V
+1 µA
pF
0.45 V
V
+10 µA
pF
3.6 V
2.7
3.2
mA
0.8
2
µA
+2 mV
1. Tested at VDD1 = VDD2 = VDD3 = +3V; COM = GND; bit RANGE (page 15) = 1, single-ended input mode.
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Revision 1.02
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