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參數資料
| 型號： | ADS950 |
| 廠商： | Electronic Theatre Controls, Inc. |
| 元件分類： | 串行ADC |
| 英文描述： | 18-Bit, 500kHz, Low-Power Sampling A/D Converters |
| 中文描述： | 18位，為500kHz，低功耗采樣A / D轉換器 |
| 文件頁數： | 2/6頁 |
| 文件大小： | 184K |
| 代理商： | ADS950 |
ADS -950
2
+25°C
TYP.
0 to +70°C
TYP.
–55 to +125°C
TYP.
ANALOG INPUT
MIN.
MAX.
MIN.
MAX.
MIN.
MAX.
UNITS
Input Voltage Range
Input Resistance
Input Capacitance
—
—
—
±5
500
7
—
—
15
—
—
—
±5
500
7
—
—
15
—
—
—
±5
500
7
—
—
15
Volts
pF
DIGITAL INPUT
Logic Levels
Logic "1"
Logic "0"
Logic Loading "1"
Logic Loading "0"
Start Convert Positive Pulse Width
+2.0
—
—
—
20
—
—
—
—
500
—
+0.8
+20
–20
—
+2.0
—
—
—
20
—
—
—
—
500
—
+0.8
+20
–20
—
+2.0
—
—
—
20
—
—
—
—
500
—
+0.8
+20
–20
—
Volts
Volts
μA
μA
ns
STATIC PERFORMANCE
Resolution
Integral Nonlinearity
(f
in
= 10kHz)
Differential Nonlinearity
(f
in
= 10kHz)
Full Scale Absolute
Accuracy
Bipolar Zero Error
(Tech Note 2)
Bipolar Offset Error
(Tech Note 2)
Gain Error
(Tech Note 2)
No Mssing Codes
(f
in
= 10kHz)
—
—
18
—
—
+1
—
—
18
±1.5
±0.5
±0.25
±0.15
±0.2
±0.25
—
—
—
+1
±0.4
±0.25
±0.3
±0.4
—
—
—
18
±2
—
—
Bits
LSB
LSB
%FSR
%FSR
%FSR
%
Bits
±0.75
±0.5
±0.1
±0.1
±0.1
±0.1
—
–0.95
—
—
—
—
18
–0.95
—
—
—
—
18
–0.95
—
—
—
—
18
±0.50
±0.4
±0.25
±0.3
±0.4
—
+1.25
±0.8
±0.5
±0.6
±0.9
—
±0.25
±0.15
±0.2
±0.25
—
DYNAMIC PERFORMANCE
Peak Harmonics
(–0.5dB)
dc to 100kHz
Total Harmonics Distortion
(–0.5dB)
dc to 100kHz
Signal-to-Noise Ratio
(w/o distortion, –0.5dB)
dc to 100kHz
Signal-to-Noise Ratio
(& distortion, –0.5dB)
dc to 100kHz
Noise
Two-Tone Intermodulation
Distortion
(f
in
= 100kHz,
240kHz, f
s
= 1MHz, –0.5dB)
Input Bandwidth
(–3dB)
Small Signal (–20dB input)
Large Signal (–0.5dB input)
Feedthrough Rejection
(f
in
= 500kHz)
Slew Rate
Aperture Delay Time
Aperture Uncertainty
S/H Acquisition Time
( to ±0.003%FSR, 10V step)
Overvoltage Recovery Time
A/D Conversion Rate
—
–90
—
—
–90
—
—
–86
—
dB
—
–89
—
—
–89
—
—
–85
—
dB
92
94
—
92
94
—
—
92
—
dB
—
—
86
38
—
48
—
—
86
38
—
48
—
—
82
38
—
—
dB
μVrms
—
–85
—
—
–85
—
—
–85
—
dB
—
—
—
—
—
—
TBD
TBD
84
TBD
+20
5
—
—
—
—
—
—
—
—
—
—
—
—
TBD
TBD
84
TBD
+20
5
—
—
—
—
—
—
—
—
—
—
—
—
TBD
TBD
84
TBD
+20
5
—
—
—
—
—
—
MHz
MHz
dB
V/μs
ns
ps rms
—
—
500
260
1
—
—
—
—
—
—
500
260
1
—
—
—
—
—
—
500
260
1
—
—
—
—
ns
μs
kHz
PARAMETERS
LIMITS
UNITS
+15V Supply
(Pin 9)
–15V Supply
(Pin 8)
+5V Supply
(Pins 10, 14)
–5V Supply
(Pin 11)
Digital Input
(Pin 16)
Analog Input
(Pin 4)
Lead Temperature
(10 seconds)
0 to +16
0 to –16
0 to +6
0 to –6
Volts
Volts
Volts
Volts
Volts
Volts
°C
–0.3 to +V
DD
+0.3
±15
+300
PARAMETERS
MIN.
TYP.
MAX.
UNITS
Operating Temp. Range, Case
ADS-951MC
ADS-951MM
Thermal Impedance
jc
ca
Storage Temperature Range
Package Type
Weight
0
—
—
+70
+125
°C
°C
–55
—
—
–65
5
22
—
—
—
°C/Watt
°C/Watt
°C
+150
32-pin,side-brazed, metal-sealed, ceramc TDIP
0.46 ounces (13 grams)
ABSOLUTE MAXIMUM RATINGS
PHYSICAL/ENVIRONMENTAL
FUNCTIONAL SPECIFICATIONS
(T
A
= +25°C, ±V
CC
= ±15V, ±V
DD
= ±5V, 500kHz sampling rate, and a mnimum1 mnute warmup
unless otherwise specified.)
相關PDF資料 |
PDF描述 |
|---|---|
| ADS-950MC | 18-Bit, 500kHz, Low-Power Sampling A/D Converters |
| ADS-950MM | 18-Bit, 500kHz, Low-Power Sampling A/D Converters |
| ADT2450 | 5V Operating IR Receiver with Excellent Noise Performance for R/C |
| AFET01SC | Photoelectrics Fibre Optics, Plastic, Economy Line |
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相關代理商/技術參數 |
參數描述 |
|---|---|
| ADS-950MC | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:18-Bit, 500kHz, Low-Power Sampling A/D Converters |
| ADS-950MM | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:18-Bit, 500kHz, Low-Power Sampling A/D Converters |
| ADS-951 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:18-Bit, 1MHz, Low-Power Sampling A/D Converters |
| ADS-951MC | 功能描述:模數轉換器 - ADC 0 to +70C 1.45W A/D 32pinTDIP 18Bit 1MHz RoHS:否 制造商:Texas Instruments 通道數量:2 結構:Sigma-Delta 轉換速率: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 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-32 |
| ADS-951ME | 制造商:Murata Power Solutions 功能描述:Dual ADC 2-Step Flash 1Msps 18-bit Parallel 32-Pin TDIP |
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