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參數(shù)資料
| 型號： | AS1529-BTDT |
| 廠商： | AUSTRIAMICROSYSTEMS AG |
| 元件分類： | ADC |
| 英文描述： | μPower 10-Bit 2-CH 150ksps SE; Package Type: TDFN(3x3)-8 |
| 中文描述： | 微功率，10位，150ksps器，ADC，單端或差分 |
| 封裝： | TDFN(3x3)-8 |
| 文件頁數(shù)： | 5/21頁 |
| 文件大小： | 619K |
| 代理商： | AS1529-BTDT |
www.austriamicrosystems.com
Revision 1.02
5 - 21
AS1528/AS1529
Datasheet - Electrical Characteristics
6 Electrical Characteristics
V
DD
= +2.7 to +5.25V, V
REF
= +2.5V, 4.7μF Capacitor at REF; f
SCLK
= 8MHz (50% Duty Cycle); AIN- = GND (AS1528)
T
AMB
= T
MIN
to TMAX (unless otherwise specified). Typical Values at T
AMB
= +25oC. Unipolar Mode (AS1528).
Table 4. Electrical Characteristics
Symbol
DC Accuracy
Parameter
Condition
Min
Typ
Max
Unit
Resolution
10
Bits
INL
Relative Accuracy
±0.275
LSB
DNL
Differential Non-Lineraity
No Missing Codes Over Temperature
±0.275
LSB
Offset Error
±0.25
±2
LSB
Gain Error
1
±0.25
±2
LSB
Gain Temp Coefficient
±0.3
ppm/oC
Offset Temp Coefficient
±0.3
ppm/oC
Channel-to-Channel Offset
Match
±0.025
LSB
Channel-to-Channel Gain
Match
Dynamic Specifications –
(f
IN
(sinewave) = 10kHz, V
IN
= 2.5V
P-P
, 150ksps, f
SCLK
= 8MHz (50% duty cycle), AIN- =
GND (AS1528)
SINAD
Signal-to-Noise Plus Distortion
±0.025
LSB
61.5
dB
THD
Total Harmonic Distortion (to
the 5th Harmonic)
-79.5
dB
SFDR
Spurious-Free Dynamic Range
84
dB
Full Power Bandwidth
-3dB Point
20
MHz
Full Linear Bandwidth
-0.1dB Point
400
kHz
Conversion Rate
t
CONV
Conversion Time
Exclusive of t
ACQ
3.3
3.7
μs
t
ACQ
Track/Hold Acquisition Time
1.4
μs
Aperture Delay
30
ns
f
SCLK
Max Serial Clock Frequency
8
MHz
Serial Clock Duty Cycle
30
70
%
Analog Input
V
IN
Range
2
Unipolar
0
V
REF
V
Bipolar
-V
REF
/2
V
REF
/2
Input Leakage Current
No Channel Selected or Conversion
Halted
±0.01
±1
μA
Input Capacitance
Track Mode
20
pF
Hold Mode
5
pF
External Reference Input
V
REF
V
IN
Range
1.0
V
DD
+
50mV
V
I
REF
Input Current
V
REF
= +2.5V @ 150ksps
11
25
μA
V
REF
= +4.096V @ 150ksps
19
Acquisition Between Conversions
0
+2
+5
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