參數(shù)資料
型號： AS1538-BTST
廠商： AUSTRIAMICROSYSTEMS AG
元件分類： ADC
英文描述： 12-bit, 8-CH, 50ksps ADC, I2C; Package Type: TSSOP-16
封裝： TSSOP-16
文件頁數(shù)： 4/20頁
文件大?。?/td> 746K
代理商： AS1538-BTST
www.austriamicrosystems.com
Revision 1.03
4 - 20
AS1538/AS1540
Data Sheet - Electrical Characteristics
6 Electrical Characteristics
Electrical Characteristics
+V
DD
=
+
2.7 to +5.25V, V
REF
=
+
2.5V external, SCL = 3.4MHz, T
AMB
= -40 to +85
oC
(unless otherwise specified).
Table 3. Electrical Characteristics
Symbol
Analog Input
Parameter
Condition
Min
Typ
Max
Unit
Fullscale Input Span
Positive input, negative input
0
V
REF
+V
DD
+ 0.3
+V
DD
+ 0.3
V
Absolute Input Range
Positive input
-0.3
V
Negative Input
-0.3
V
Capacitance
Track Mode
Hold Mode
15
8
±0.1
pF
I
LEAK
Leakage Current
±1
μA
Static Performance
No Missing Codes
Integral Linearity Error
Differential Linearity Error
Offset Error
Offset Error Match
1
Gain Error
Gain Error Match
1
Power Supply Rejection
12
Bits
LSB
LSB
LSB
V
REF
= 2.5V, 1 LSB = 610μV
±0.75
±0.5
±0.5
±1.5
±1
±6
±0.2
±1
LSB
±1
±6
LSB
±0.2
±1
LSB
1
mV
Dynamic Performance
Throughput Frequency
Conversion Time
50
6.67
kHz
μs
AC Accuracy
THD
Total Harmonic Distortion
2
Signal-to-Noise Ratio
Signal-to-Noise (+ Distortion)
Ratio
Spurious-Free Dynamic Range
Voltage Reference Output
V
IN
= 2.5V
P-P
@ 10kHz
-75
dB
V
IN
= 2.5V
P-P
@ 10kHz
72
dB
V
IN
= 2.5V
P-P
@ 10kHz
69.5
dB
V
IN
= 2.5V
P-P
@ 10kHz
75
dB
Range
2.475
2.5
30
30
440
2.525
V
Internal Reference Drift
Output Impedance
Quiescent Current
ppm/oC
Ω
μA
Voltage Reference Input
Range
1
V
DD
V
Input Resistance
1
G
Ω
Reference Input Current
PD = 01 Internal Ref. OFF, ADC ON
@ 50kSPS
4
μA
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
AS1538BTSU 制造商:AMS 功能描述:IC ADC 12BIT 50KSPS TSSOP-16 制造商:AMS 功能描述:IC, ADC, 12BIT, 50KSPS, TSSOP-16 制造商:AMS 功能描述:IC, ADC, 12BIT, 50KSPS, TSSOP-16; Resolution (Bits):12bit; Sampling Rate:50kSPS; Supply Voltage Type:Single; Supply Voltage Min:2.7V; Supply Voltage Max:5.25V; Supply Current:850A; Digital IC Case Style:TSSOP; No. of Pins:16 ;RoHS Compliant: Yes
AS1538-BTSU 功能描述:模數(shù)轉(zhuǎn)換器 - ADC RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
AS1538-EB 制造商:ams 功能描述:AS1538 Evaluation Board
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