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參數資料
| 型號： | ADS947 |
| 廠商： | Electronic Theatre Controls, Inc. |
| 元件分類： | 串行ADC |
| 英文描述： | 14-Bit, 10MHz Sampling A/D Converters |
| 中文描述： | 14位，10MHz的采樣A / D轉換器 |
| 文件頁數： | 2/8頁 |
| 文件大?。?/td> | 169K |
| 代理商： | ADS947 |
ADS -947
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
—
—
—
±2
250
6
—
—
15
—
—
—
±2
250
6
—
—
15
—
—
—
±2
250
6
—
—
15
Volts
pF
DIGITAL INPUT
Logic Levels
Logic "1"
Logic "0"
Logic Loading "1"
Logic Loading "0"
Start Convert Positive Pulse Width
+2.0
—
—
—
10
—
—
—
—
20
—
+0.8
+20
–20
—
+2.0
—
—
—
10
—
—
—
—
20
—
+0.8
+20
–20
—
+2.0
—
—
—
10
—
—
—
—
20
—
+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)
Gain Error
(Tech Note 2)
No Mssing Codes
(f
in
= 10kHz)
—
—
14
—
—
—
—
14
—
—
—
—
14
±1
±0.5
±0.4
±0.3
±0.4
—
—
—
+1.5
±0.8
±0.6
±1.5
—
Bits
LSB
LSB
%FSR
%FSR
%
Bits
±0.75
±0.5
±0.15
±0.1
±0.2
—
±0.75
±0.5
±0.15
±0.1
±0.2
—
–0.95
—
—
—
14
+1.25
±0.4
±0.3
±0.4
—
–0.95
—
—
—
14
+1.25
±0.4
±0.3
±0.4
—
–0.95
—
—
—
14
DYNAMIC PERFORMANCE
Peak Harmonics
(–0.5dB)
dc to 1MHz
1MHz to 2.5MHz
2.5MHz to 5MHz
Total Harmonic Distortion
(–0.5dB)
dc to 1MHz
1MHz to 2.5MHz
2.5MHz to 5MHz
Signal-to-Noise Ratio
(w/o distortion, –0.5dB)
dc to 1MHz
1MHz to 2.5MHz
2.5MHz to 5MHz
Signal-to-Noise Ratio
(& distortion, –0.5dB)
dc to 1MHz
1MHz to 2.5MHz
2.5MHz to 5MHz
Noise
Two-tone Intermodulation
Distortion
(f
in
= 2.45MHz,
1.975MHz, f
s
= 10MHz, –0.5dB)
Input Bandwidth
(–3dB)
Small Signal (–20dB input)
Large Signal (–0.5dB input)
Feedthrough Rejection
(f
in
= 5MHz)
Slew Rate
Aperture Delay Time
Aperture Uncertainty
—
—
—
–83
–78
–76
–76
–72
–71
—
—
—
–83
–78
–76
–75
–72
–71
—
—
—
–79
–73
–71
–71
–68
–65
dB
dB
dB
—
—
—
–81
–76
–74
–74
–71
–69
—
—
—
–81
–76
–74
–74
–71
–69
—
—
—
–77
–72
–69
–70
–66
–63
dB
dB
dB
72
72
71
76
76
75
—
—
—
72
72
71
76
76
75
—
—
—
70
70
70
75
75
75
—
—
—
dB
dB
dB
70
70
68
—
74
74
73
150
—
—
—
—
70
70
68
—
74
74
73
150
—
—
—
—
68
66
65
—
73
71
70
150
—
—
—
—
dB
dB
dB
μVrms
—
–82
—
—
–82
—
—
–82
—
dB
—
—
—
—
—
—
30
10
85
±400
+5
2
—
—
—
—
—
—
—
—
—
—
—
—
30
10
85
±400
+5
2
—
—
—
—
—
—
—
—
—
—
—
—
30
10
85
±400
+5
2
—
—
—
—
—
—
MHz
MHz
dB
V/μs
ns
ps rms
FUNCTIONAL SPECIFICATIONS
(T
A
= +25°C, +V
DD
= +5V, –V
DD
= –5.2V, 10MHz sampling rate, and a mnimum3 mnute warmup
unless otherwise specified.)
PARAMETERS
MIN.
TYP.
MAX.
UNITS
Operating Temp. Range, Case
ADS-947MC, GC
ADS-947MM GM 883
Thermal Impedance
θ
jc
θ
ca
Storage Temperature Range
Package Type
Weight
0
—
—
+70
+125
°C
°C
–55
—
—
–65
24-pin, metal-sealed, ceramc DDIP or SMT
0.46 ounces (13 grams)
6
23
—
—
—
°C/Watt
°C/Watt
°C
+150
ABSOLUTE MAXIMUM RATINGS
PARAMETERS
LIMITS
UNITS
+5V Supply
(Pins 13, 22)
–5.2V Supply
(Pin 20)
Digital Input
(Pin 18)
Analog Input
(Pin 21)
Lead Temperature
(10 seconds)
0 to +6
0 to –5.5V
–0.3 to +V
DD
+0.3
±5
+300
Volts
Volts
Volts
Volts
°C
PHYSICAL/ENVIRONMENTAL
相關PDF資料 |
PDF描述 |
|---|---|
| ADS-947 | 14-Bit, 10MHz Sampling A/D Converters |
| ADS-947GC | 14-Bit, 10MHz Sampling A/D Converters |
| ADS-947GM | 14-Bit, 10MHz Sampling A/D Converters |
| ADS-947MC | 14-Bit, 10MHz Sampling A/D Converters |
| ADS-947MM | 14-Bit, 10MHz Sampling A/D Converters |
相關代理商/技術參數 |
參數描述 |
|---|---|
| ADS-947 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:14-Bit, 10MHz Sampling A/D Converters |
| ADS947/883 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Converter IC |
| ADS-947/883 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:14-Bit, 10MHz Sampling A/D Converters |
| ADS947GC | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Converter IC |
| ADS-947GC | 制造商:Murata Power Solutions 功能描述:ADC Dual 2-Step Flash 10Msps 14-bit Parallel 24-Pin CDDIP |
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