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ADS-947GC Datasheet(PDF) 2 Page - Murata Power Solutions Inc.

Part # ADS-947GC
Description  14-Bit, 10MHz Sampling A/D Converters
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Manufacturer  MURATA-PS [Murata Power Solutions Inc.]
Direct Link  http://www.murata-ps.com
Logo MURATA-PS - Murata Power Solutions Inc.

ADS-947GC Datasheet(HTML) 2 Page - Murata Power Solutions Inc.

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ADS-947
2
®®
+25°C
0 to +70°C
–40 to +100°C
ANALOG INPUT
MIN.
TYP.
MAX.
MIN.
TYP.
MAX.
MIN.
TYP.
MAX.
UNITS
Input Voltage Range ➁
±2
±2
±2
Volts
Input Resistance
250
250
250
Input Capacitance
6
15
6
15
6
15
pF
DIGITAL INPUT
Logic Levels
Logic "1"
+2.0
+2.0
+2.0
Volts
Logic "0"
+0.8
+0.8
+0.8
Volts
Logic Loading "1"
+20
+20
+20
µA
Logic Loading "0"
–20
–20
–20
µA
Start Convert Positive Pulse Width ➂
10
20
10
20
10
20
ns
STATIC PERFORMANCE
Resolution
14
14—
14—
Bits
Integral Nonlinearity (fin = 10kHz)
±0.75
±0.75
±1
LSB
Differential Nonlinearity (fin = 10kHz)
–0.95
±0.5
+1.25
–0.95
±0.5
+1.25
–0.95
±0.5
+1.5
LSB
Full Scale Absolute Accuracy
±0.15
±0.4
±0.15
±0.4
±0.4
±0.8
%FSR
Bipolar Zero Error (Tech Note 2)
±0.1
±0.3
±0.1
±0.3
±0.3
±0.6
%FSR
Gain Error (Tech Note 2)
±0.2
±0.4
±0.2
±0.4
±0.4
±1.5
%
No Missing Codes (fin = 10kHz)
14
14
14
Bits
DYNAMIC PERFORMANCE
Peak Harmonics (–0.5dB)
dc to 1MHz
–83
–76
–83
–75
–79
–71
dB
1MHz to 2.5MHz
–78
–72
–78
–72
–73
–68
dB
2.5MHz to 5MHz
–76
–71
–76
–71
–71
–65
dB
Total Harmonic Distortion (–0.5dB)
dc to 1MHz
–81
–74
–81
–74
–77
–70
dB
1MHz to 2.5MHz
–76
–71
–76
–71
–72
–66
dB
2.5MHz to 5MHz
–74
–69
–74
–69
–69
–63
dB
Signal-to-Noise Ratio
(w/o distortion, –0.5dB)
dc to 1MHz
72
76
72
76
70
75
dB
1MHz to 2.5MHz
72
76
72
76
70
75
dB
2.5MHz to 5MHz
71
75
71
75
70
75
dB
Signal-to-Noise Ratio ➃
(& distortion, –0.5dB)
dc to 1MHz
70
74
70
74
68
73
dB
1MHz to 2.5MHz
70
74
70
74
66
71
dB
2.5MHz to 5MHz
68
73
68
73
65
70
dB
Noise
150
150
150
µVrms
Two-tone Intermodulation
Distortion (fin = 2.45MHz,
1.975MHz, fs = 10MHz, –0.5dB)
–82
–82
–82
dB
Input Bandwidth (–3dB)
Small Signal (–20dB input)
30
30
30
MHz
Large Signal (–0.5dB input)
10
10
10
MHz
Feedthrough Rejection (fin = 5MHz)
85
85
85
dB
Slew Rate
±400
±400
±400
V/µs
Aperture Delay Time
—+5
+5
+5
ns
Aperture Uncertainty
2
2
2
ps rms
FUNCTIONAL SPECIFICATIONS
(TA = +25°C, +VDD = +5V, –VDD = –5.2V, 10MHz sampling rate, and a minimum 3 minute warmup ➀ unless otherwise specified.)
PARAMETERS
MIN.
TYP.
MAX.
UNITS
Operating Temp. Range, Case
ADS-947MC, GC
0
+70
°C
ADS-947ME, GE, QL
–40
+100
° C
Thermal Impedance
θjc
6
°C/Watt
θca
23
°C/Watt
Storage Temperature Range
–65
+150
°C
Package Type
24-pin, metal-sealed, ceramic DDIP or SMT
Weight
0.46 ounces (13 grams)
ABSOLUTE MAXIMUM RATINGS
PARAMETERS
LIMITS
UNITS
+5V Supply (Pins 13, 22)
0 to +6
Volts
–5.2V Supply (Pin 20)
0 to –5.5V
Volts
Digital Input (Pin 18)
–0.3 to +VDD +0.3
Volts
Analog Input (Pin 21)
±5
Volts
Lead Temperature (10 seconds)
+300
°C
PHYSICAL/ENVIRONMENTAL


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