as1540-btst austriamicrosystems, as1540-btst Datasheet - Page 4

• Manufacturer Part Number: as1540-btst
• Description: I?c Interfaced, 12-bit, 8-channel, 50ksps Adc, Tssop 16-pin
• Manufacturer: austriamicrosystems

AS1538/AS1540
Data Sheet - E l e c t r i c a l C h a r a c t e r i s t i c s
6 Electrical Characteristics
Electrical Characteristics
+V
Table 3. Electrical Characteristics
www.austriamicrosystems.com
Analog Input
Static Performance
Dynamic Performance
AC Accuracy
Voltage Reference Output
Voltage Reference Input
Symbol
DD
I
THD
LEAK
= +2.7 to +5.25V, V
Spurious-Free Dynamic Range
Signal-to-Noise (+ Distortion)
Total Harmonic Distortion
Differential Linearity Error
Reference Input Current
Power Supply Rejection
Internal Reference Drift
Throughput Frequency
Integral Linearity Error
Absolute Input Range
Signal-to-Noise Ratio
Fullscale Input Span
Offset Error Match
Output Impedance
No Missing Codes
Gain Error Match
Quiescent Current
Conversion Time
Leakage Current
Input Resistance
Capacitance
Offset Error
Parameter
Gain Error
REF
Range
Range
Ratio
= +2.5V external, SCL = 3.4MHz, T
1
1
2
PD = 01 Internal Ref. OFF, ADC ON
Positive input, negative input
V
REF
Revision 1.02
V
V
V
V
IN
IN
IN
IN
= 2.5V, 1 LSB = 610µV
= 2.5V
= 2.5V
= 2.5V
= 2.5V
Negative Input
Positive input
Track Mode
@ 50kSPS
Hold Mode
Condition
P-P
P-P
P-P
P-P
AMB
@ 10kHz
@ 10kHz
@ 10kHz
@ 10kHz
= -40 to +85ºC (unless otherwise specified).
2.475
Min
-0.3
-0.3
12
0
1
±0.75
±0.1
±0.5
±0.5
±0.2
±0.2
69.5
Typ
440
-75
2.5
15
±1
72
75
30
30
1
8
1
4
2.525
+V
+V
V
+ 0.3
+ 0.3
Max
±1.5
6.67
V
±1
±1
±6
±1
±6
±1
50
REF
DD
DD
DD
ppm/ºC
Unit
LSB
LSB
LSB
LSB
LSB
LSB
Bits
kHz
GΩ
mV
pF
µA
dB
dB
dB
dB
µA
µA
µs
4 - 20
Ω
V
V
V
V
V