Datasheet

AD5560 Data Sheet
Rev. D | Page 10 of 68
Parameter Min Typ Max Unit Test Conditions/Comments
Comparator DAC Dynamic
Output Voltage Settling Time
1
3.5 6 µs 1 V change to 1 LSB.
Slew Rate
1
1 V/µs
Digital-to-Analog Glitch Energy
1
10 nV-s
Glitch Impulse Peak Amplitude
1
40 mV
REFERENCE INPUT
VREF DC Input Impedance 1 MΩ Typically 100 MΩ.
VREF Input Current
−10
+10
µA
Per input; typically ±30 nA.
VREF Range
1
2
5
V
COMPARATOR
Measured directly at comparator; does not
include measure block errors.
Error −7 +7 mV Uncalibrated.
VOLTAGE COMPARATOR With respect to the measured voltage.
Propagation Delay
1
0.25 µs
Error
1
−12 +12 mV Uncalibrated.
CURRENT COMPARATOR
Propagation Delay
1
0.25 1 µs
Error
1
−1.5
+1.5
%
Of programmed current range, uncalibrated.
MEASURE OUTPUT, MEASOUT
Measure Output Voltage Span
1
−12.81 +12.81 V
MEASOUT gain = 1, V
REF
= 5 V, offset DAC =
0x8000.
Measure Output Voltage Span
1
−6.405 +6.405 V MEASOUT gain = 1, V
REF
= 2.5 V.
Measure Output Voltage Span
1
0 5.125 V
MEASOUT gain = 0.2, V
REF
= 5 V, offset DAC =
0x8000.
Measure Output Voltage Span
1
0 2.56 V MEASOUT gain = 0.2, V
REF
= 2.5 V.
Measure Pin Output Impedance 115 Ω
Output Leakage Current −100 +100 nA
When
HW_INH
is low.
Output Capacitance
1
5 pF
Short-Circuit Current
1
−10 +10 mA
OPEN-SENSE DETECT/CLAMP/ALARM
Measurement Accuracy −200 +200 mV
Clamp Accuracy 600 900 mV
Alarm Delay
1
50 μs
DUTGND
Voltage Range
1
−1 +1 V
Pull-Up Current +50 +70 μA
Pull-up for purpose of detecting open circuit on
DUTGND, can be disabled.
Leakage Current −1 +1 μA
When pull-up disabled, DGS DAC = 0x3333 (1 V
with V
REF
= 5 V). If DUTGND voltage is far away
from one of comparator thresholds, more
leakage may be present.
Trip Point Accuracy −30 +10 mV
Alarm Delay
1
50 μs
GUARD AMPLIFIER
Voltage Range
1
AV
SS
+ 2.25 AV
DD
− 2.25 V
Voltage Span
1
25 V
Output Offset −10 +10 mV
Short-Circuit Current
1
−20 +20 mA
Load Capacitance
1
100 nF
Output Impedance 100 Ω
Alarm Delay
1
200 μs If it moves 100 mV away from input level.
DIE TEMPERATURE SENSOR
Accuracy
1
−10 +10 % Relative to a temperature change.
Output Voltage at 25°C 1.54 V
Output Scale Factor
1
4.7 mV/°C
Output Voltage Range
1
1 2 V