參數(shù)資料
型號： HS-32
廠商： C
元件分類： 串行ADC
英文描述： 14-Bit, 1MHz Sampling A/D Converters
中文描述： 14位，1MHz的采樣A / D轉(zhuǎn)換器
文件頁數(shù)： 2/6頁
文件大?。?/td> 86K
代理商： HS-32
ADS -941
2
OUTPUTS
MIN.
TYP.
MAX.
UNITS
Output Coding
Staight Bin./Offset Bin./Two's Comp.
Comp. Bin./Comp. Offset Bin./C2C
Logic Level
Logic "1"
Logic "0"
Logic Loading "1"
Logic Loading "0"
Internal Reference
Voltage, +25°C
Drift
External Current
+2.4
—
—
—
—
—
—
—
—
+0.4
–160
+6.4
Volts
Volts
μA
mA
+9.98
—
—
+10.0
±13
—
+10.02
±30
5
Volts
ppm/°C
mA
DYNAMIC PERFORMANCE
Slew Rate
Aperature Delay Time
Aperature Uncertainty
S/H Aquisition TIme
(to ±0.003%FS, 10V step)
Total Harm. Distort.
(–0.5dB)
dc to 100kHz
100kHz to 500kHz
Signal-to-Noise Ratio
(w/o distortion, –0.5dB
dc to 100kHz
100kHz to 500kHz
Signal-to-Noise Ratio
(and distortion, –0.5dB)
dc to 100kHz
100kHz to 500kHz
Spurious Free Dyn. Range
dc to 100kHz78
100 to 500kHz
Two-tone IMD
Distortion
(f
in
= 100kHz,
240kHz, fs = 2.0Mhz,
–0.5dB)
Input Bandwidth
(–3dB)
Small Signal (–20dB input)
Large Signal (–0dB input)
Feedthrough Rejection
(f
in
= 500KHz)
Overvoltage Recovery,
±12V
A/D Conversion Rate
Noise
—
—
—
±250
—
—
1
10
±5
V/μs
ns
ps
—
250
350
ns
–78
–77
–85
–80
—
—
dB
dB
75
74
80
77
—
—
dB
dB
74
73
80
78
—
—
dB
dB
78
77
86
83
—
—
dB
dB
—
–85
—
dB
—
—
6
—
—
MHz
MHz
1.75
—
—
1
—
87
1000
—
250
—
dB
ns
MHz
μVrms
2000
—
—
POWER REQUIREMENTS
Power Supply Ranges
+15V Supply
–15V Supply
+5V Supply
Power Supply Currents
+15V Supply
–15V Supply
+5V Supply
Power Dissipation
Power Supply Rejection
+14.25
–14.25
+4.75
+15.0
–15.0
+5.0
+15.75
–15.75
+5.25
Volts
Volts
Volts
—
—
—
—
—
+62
–80
+140
2.8
—
+85
–95
+160
3.3
±0.02
mA
mA
mA
Watts
%FSR%V
PHYSICAL/ENVIRONMENTAL
Operating Temp. Range, Case
ADS-941MC
ADS-941ME
Storage Temperature Range
Package Type
Weight
0
—
—
—
+70
+85
+150
°C
°C
°C
–40
–65
32-pin, metal-sealed, ceramc TDIP
0.46 ounces (13 grams)
ABSOLUTE MAXIMUM RATINGS
PARAMETERS
LIMITS
UNITS
+15V Supply
(Pin 12)
–15V Supply
(Pin 13)
+5V Supply
(Pin 10)
Digital Inputs
(Pin 8,9, 32)
Analog Input
(Pin 3)
Lead Temp.
(10 seconds)
0 to +16
0 to –16
0 to +6.0
–0.3 to +V
DD
+0.3
±15
300
Volts
Volts
Volts
Volts
Volts
°C
FUNCTIONAL SPECIFICATIONS
(T
A
= +25°C, ±V
CC
= ±15V, ±V
DD
= ±5V, 1MHz sampling rate, and a mnimum7 mnute
warmup unless otherwise specified.)
ANALOG INPUTS
MIN.
TYP.
MAX.
UNITS
Input Voltage Range
Unipolar
Bipolar
Input Impedence
Input Capacitance
—
—
2.2
—
0 to +10
±5
2.5
7
—
—
—
15
Volts
Volts
k
pF
DIGITAL INPUTS
Logic Levels
Logic "1"
Logic "0"
Logic Loading "1"
Logic Loading "0"
+2.0
—
—
—
—
—
—
—
—
+0.8
+10
–600
Volts
Volts
μA
μA
PERFORMANCE
Integral Non-Linearity
(f
in
= 10KHz)
+25°C
0 to +70°C
–40 to +85°C
Differential Non-Linearity
(f
in
= 10KHz)
+25°C
0 to +70°C
–40 to +85°C
Full Scale Absolute Accuracy
+25°C
0 to +70°C
–40 to +85°C
Unipolar Zero Error
+25°C (see Figure 3)
0 to +70°C
–40 to +85°C
Bipolar Zero Error
+25°C (see Figure 3)
0 to +70°C
–40 to +85°C
Bipolar Offset Error
+25°C (see Figure 3)
0 to +70°C
–40 to +85°C
Gain Error
+25°C (see Figure 3)
0 to +70°C
–40 to +85°C
No Missing Codes
(f
in
= 500kHz)
14 Bits
Resolution
—
—
—
±1
±1.5
±2
±2
±2
±3
LSB
LSB
LSB
–0.75
–0.95
–1
±0.5
±0.75
±0.95
±0.75
±0.95
+2.5
LSB
LSB
LSB
—
—
—
±0.1
±0.12
±0.45
±0.122
±0.36
±0.85
%FSR
%FSR
%FSR
—
—
—
±0.05
±0.1
±0.2
±0.122
±0.2
±0.3
%FSR
%FSR
%FSR
—
—
—
±0.05
±0.1
±0.2
±0.122
±0.2
±0.3
%FSR
%FSR
%FSR
—
—
—
±0.1
±0.12
±0.6
±0.12
±0.3
±0.8
%FSR
%FSR
%FSR
—
—
—
±0.018
±0.12
±0.6
±0.122
±0.3
±0.8
%
%
%
0 to +70°C
14 Bits
Footnote:
Same specification as In-Band Harmonics and Peak Harmonics.
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