參數(shù)資料
型號： ADS-945
廠商： MURATA POWER SOLUTIONS INC
元件分類： ADC
中文描述： 1-CH 14-BIT FLASH METHOD ADC, PARALLEL ACCESS, MDIP75
封裝： ROHS COMPLIANT, PACKAGE-75
文件頁數(shù)： 2/8頁
文件大小： 285K
代理商： ADS-945
PHYSICAL/ENVIRONMENTAL
PARAMETERS
Operating Temp. Range, Case
ADS-945
ADS-945EX
Thermal Impedance
jc
ca
Storage Temperature Range
Package Type
Weight
MIN.
TYP.
MAX.
UNITS
0
—
—
+70
+125
°C
°C
–55
—
—
–65
10
8
—
2" x 4" module
2.1 oz. (60 grams)
—
—
°C/Watt
°C/Watt
°C
+150
ABSOLUTE MAXIMUM RATINGS
PARAMETERS
+15V Supply (Pins 14)
–15V Supply (Pin 12)
+5V Supply (Pins 55, 69)
–5V Supply (Pin 57, 63)
Digital Input (Pin 32, 34)
Analog Input (Pin 4)
Lead Temperature (10 seconds)
LIMITS
0 to +16
0 to –16
0 to +6
0 to –6
UNITS
Volts
Volts
Volts
Volts
Volts
Volts
°C
–0.3 to +VDD +0.3
–15 to +15
+300
+25°C
TYP.
±1.25
500
10
±3
0 TO +70°C
TYP.
±1.25
500
10
±3
–55 TO +125°C
TYP.
±1.25
500
10
±3
ANALOG INPUT
nput Voltage Range
nput Resistance
Input Capacitance
Input Bias Current
DIGITAL INPUT
Logic Levels
Logic "1"
Logic "0"
Logic Loading "1"
Logic Loading "0"
Start Convert Positive Pulse Width
STATIC PERFORMANCE
Resolution
Integral Nonlinearity (dc input)
Differential Nonlinearity (fin = 10kHz)
Full Scale Absolute Accuracy
Bipolar Offset Error (Tech Note 2)
Gain Error (Tech Note 2)
No Missing Codes (fin = 10kHz)
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
100kHz to 2.5MHz
2.5MHz to 5MHz
Signal-to-Noise Ratio (& distortion, –0.5dB)
dc to 100kHz
1MHz to 2.5MHz
2.5MHz to 5MHz
Noise
Two-Tone Intermodulation Distortion
(fin = 2.45MHz, 1.975MHz, fs = 10MHz, –0.5dB)
nput Bandwidth (–3dB)
Small Signal (–20dB input)
Large Signal (–0.5dB input)
Feedthrough Rejection (fin = 4.85MHz)
Slew Rate
Aperture Delay Time
Aperture Uncertainty
S/H Acquisition Time ( to ±0.003%FSR, 2.5V step)
Overvoltage Recovery Time
A/D Conversion Rate
MIN.
—
300
—
—
MAX.
—
—
15
—
MIN.
—
300
—
—
MAX.
—
—
15
—
MIN.
—
300
—
—
MAX.
—
—
15
—
UNITS
Volts
kΩ
pF
μA
+2.0
—
—
—
10
—
—
—
—
50
—
+0.8
+20
–20
—
+2.0
—
—
—
10
—
—
—
—
50
—
+0.8
+20
–20
—
+2.0
—
—
—
10
—
—
—
—
50
—
+0.8
+20
–20
—
Volts
Volts
μA
μA
ns
—
—
–0.99
—
—
—
14
14
±0.5
±0.5
±0.2
±0.15
±0.1
—
—
—
+1.5
±0.4
±0.25
±0.2
—
—
—
–0.99
—
—
—
14
14
—
—
+1.5
±0.5
±0.5
±0.4
—
—
—
–0.99
—
—
—
14
14
±1
±0.75
±0.3
±0.3
±0.3
—
—
—
+2.5
±0.7
±0.7
±0.7
—
Bits
LSB
LSB
%FSR
%FSR
%
Bits
±0.75
±0.5
±0.3
±0.25
±0.2
—
—
—
—
–80
–80
–79
–75
–75
–73
—
—
—
—
—
–79
—
—
–73
—
—
—
—
—
–75
—
—
–69
dB
dB
dB
—
—
—
–80
–80
–78
–75
–74
–71
—
—
—
—
—
–78
—
—
–71
—
—
—
—
—
–75
—
—
–68
dB
dB
dB
71
71
70
75
75
74
—
—
—
—
—
69
—
—
74
—
—
—
—
—
67
—
—
72
—
—
—
dB
dB
dB
70
70
69
—
77
74
73
110
—
—
—
—
—
—
69
—
—
—
73
110
—
—
—
—
—
—
65
—
—
—
70
110
—
—
—
—
dB
dB
dB
μVrms
—
–84
—
—
–84
—
—
–84
—
dB
—
—
—
—
—
—
—
—
10
100
50
90
±650
±8
2
40
30
—
—
—
—
—
—
—
—
100
—
—
—
—
—
—
—
—
—
10
100
50
90
±650
±8
2
40
30
—
—
—
—
—
—
—
—
100
—
—
—
—
—
—
—
—
—
10
100
50
90
±650
±8
2
40
30
—
—
—
—
—
—
—
—
100
—
MHz
MHz
dB
V/μs
ns
ps rms
ns
ns
MHz
FUNCTIONAL SPECIFICATIONS
(T
A
= +25°C, ±V
CC
= ±15V, +V
DD
= +5V,V
DD
= –5.2V, 10MHz sampling rate, and a minimum 10 minute warmup
unless otherwise specified.)
ADS-945
14-Bit, 10MHz Sampling A/D Converters
DATEL
11 Cabot Boulevard, Mansfield, MA 02048-1151 USA Tel: (508) 339-3000 www.datel.com e-mail: help@datel.com
01 Apr 2011 MDA_ADS-945.B02
Page 2 of 8
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ADS-946G/883 制造商:Murata Power Solutions 功能描述:ADC Single 2-Step Flash 8Msps 14-bit Parallel 24-Pin SMT
ADS-946GC 制造商:Murata Power Solutions 功能描述:ADC Single 2-Step Flash 8Msps 14-bit Parallel 24-Pin SMT
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