AS1524/AS1525
Datasheet - Electrical Characteristics
Table 4. Electrical Characteristics (Continued)
Symbol
Parameter
Condition
Min
Typ
Max
0.3VDD
±1.0
Unit
Digital Inputs/Outputs (CNVST, SCLK, DOUT)
VIL
VIH
Input Low Voltage
Input High Voltage
Input Leakage Current
Input Capacitance
V
V
0.7VDD
ILEAK
CIN
±0.01
15
µA
pF
ISINK = 2mA
ISINK = 4mA
0.4
0.8
VOL
VOH
Output Low Voltage
V
Output High Voltage
Tri-State Leakage Current
Tri-State Output Capacitance
ISOURCE = 1.5mA
CNVST = GND
CNVST = GND
0.7VDD
V
±0.05
15
±5
µA
pF
Power Requirements
VDD
Positive Supply Voltage
2.7
5.25
425
V
VDD = +3V, fSAMPLE = 150ksps
VDD = +3V, fSAMPLE = 100ksps
VDD = +3V, fSAMPLE = 10ksps
VDD = +3V, fSAMPLE = 1ksps
VDD = +5V, fSAMPLE = 150ksps
VDD = +5V, fSAMPLE = 100ksps
VDD = +5V, fSAMPLE = 10ksps
VDD = +5V, fSAMPLE = 1ksps
Automatic Shutdown Mode
350
245
24
2.5
IDD
Positive Supply Current
485
330
33
550
µA
3.7
0.2
1
VDD = +5V ±5%, Full Scale Input
VDD = +2.7V to 3.6V, Full Scale Input
±0.3
±0.4
PSR
Power Supply Rejection
mV
1. Offset nulled.
2. The absolute input voltage range for the analog inputs is from GND to VDD.
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