ADS-112 データシートの表示（PDF） - Murata Power Solutions
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ADS-112 Datasheet PDF : 6 Pages
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ABSOLUTE MAXIMUM RATINGS
PARAMETERS
+15V Supply (Pin 22)
–15V Supply (Pin 24)
+5V Supply (Pin 13)
Digital Inputs (Pin 16, 17, 18)
Analog Input (Pin 19)
Lead Temp. (10 seconds)
LIMITS
0 to +18
0 to –18
0 to +6
–0.3 to +VDD +0.3
–9 to +15
+300
UNITS
Volts
Volts
Volts
Volts
Volts
°C
Functional Specifications
(TA = +25°C, ±VCC = ±15V, +VDD =+5V, 1MHz sampling rate, and a minimum 1 minute
warmup unless otherwise specified.)
ANALOG INPUTS
MIN. TYP.
MAX.
UNITS
Input Voltage Range ➀
Bipolar
Unipolar
Input Impedence
Input Capacitance
—
±5
—
Volts
— 0 to +10 —
Volts
4.5
5
—
kW
—
6
15
pF
DIGITAL INPUTS
Logic Levels
Logic "1"
Logic "0"
Logic Loading "1"
Logic Loading "0"
+2.0
—
—
Volts
—
—
+0.8
Volts
—
—
+10
μA
—
—
-600
μA
PERFORMANCE
Resolution
No Missing Codes
(12 Bits; fin = 1MHz)
12 Bits
Over the operating temperature range
Integral Non-Linearity
+25°C
0°C to +70°C
–55°C to +125°C
—
±1/4 ±3/4
LSB
—
±1/4 ±3/4
LSB
—
±1/2 ±1.5 LSB
Differential Non-Linearity
+25°C
0°C to +70°C
–55°C to +125°C
—
±1/4 ±3/4
LSB
—
±1/4 ±3/4
LSB
—
±1/2
±1
LSB
Full Scale Absolute Accuracy
+25°C
0°C to +70°C
–55°C to +125°C
—
±0.13 ±0.25
%FSR
—
±0.15 ±0.44
%FSR
—
±0.25 ±0.78 %FSR
Unipolar Zero Error †
0°C to +70°C
–55°C to +125°C
—
±0.074 ±0.265
%FSR
— ±0.224 ±0.43 %FSR
Bipolar Zero Error †
0°C to +70°C
–55°C to +125°C
—
±0.074 ±0.166
%FSR
— ±0.124 ±0.210 %FSR
Bipolar Offset Error †
0°C to +70°C
–55°C to +125°C
—
±0.1 ±0.38
%FSR
—
±0.3 ±0.60 %FSR
Gain Error †
0°C to +70°C
–55°C to +125°C
—
±0.1 ±0.38
%
—
±0.3 ±0.60 %
Internal Reference Voltage, +25°C
Drift
External Current
+9.98
—
—
+10.0
±5
—
+10.02
±30
1.5
Volts
ppm/°C
mA
DYNAMIC PERFORMANCE
In-Band Harmonics (–0.5dB)
dc to 100kHz
—
–81 –75
dB
100kHz to 500kHz
—
–75 –70
dB
Total Harm. Distort. (–0.5dB)
dc to 100kHz
—
–78 –75
dB
100kHz to 500kHz
—
–73 –68
dB
† See Tech Note 1
www.murata-ps.com
ADS-112
12-Bit, 1MHz, Low-Power Sampling A/D Converters
DYNAMIC PERFORMANCE, CONT.
MIN. TYP.
MAX.
UNITS
Signal-to-Noise Ratio
(wo/distort., –0.5dB)
dc to 100kHz
68
72
—
dB
100kHz to 500kHz
67
71
—
dB
Signal-to-Noise Ratio ➁
(& distort., –0.5dB)
dc to 100kHz
66
70
—
dB
100kHz to 500kHz
66
70
—
dB
Two-tone Intermodulation
Distortion (fin = 75kHz,
105kHz, fs = 1MHz, –0.7dB)
—
–88
–80
dB
Two-tone Intermodulation
Distortion (fin = 480kHz,
490kHz, fs = 1MHz, –0.7dB)
—
–68
–65
dB
Input Bandwith (–3dB)
Small Signal (–20dB input)
8
10
—
MHz
Large Signal (–0.5dB input)
6
8
—
MHz
Slew Rate
—
±150
—
V/μs
Apperture Delay TIme
—
—
20
ns
Effect. Aperture Delay Time
—
—
16
ns
Apperture Uncertainity (Jitter)
RMS
—
—
15
ps
Peak
—
—
±50
ps
Overvoltage Recovery Time
—
—
1000
ns
S/H Acquisition Time
160
250
280
ns
Conversion Rate
(Changing Inputs)
+25°C
1
—
—
MHz
0°C to +70°C
1
—
—
MHz
–55°C to +125°C
1
—
—
MHz
DIGITAL OUTPUTS
Data Coding
Pin 18 High
Pin 18 Low
Logic Level
Logic "1"
Logic "0"
Logic Loading "1"
Logic Loading "0"
Straight binary/Offset binary
Complementary binary
Complementary offset binary
+2.4
—
—
Volts
—
—
+0.4
Volts
—
—
–160
μA
—
—
+6.4
mA
POWER REQUIREMENTS
Power Supply Ranges ③
+15V Supply
–15V Supply
+5V Supply
Power Supply Current
+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
+24
+35
–40
–48
+80
+95
1.3
1.7
— ±0.07
Volts
Volts
Volts
mA
mA
mA
Watts
%FSR%V
PHYSICAL/ENVIRONMENTAL
Operating Temp. Range, Case
ADS-112MC
ADS-112MM, 883
Storage Temperature Range
Package Type
Weight
0
—
+70
°C
–55
—
+125
°C
–65
—
+150
°C
24-pin, metal-sealed, ceramic DDIP
0.42 ounces (12 grams)
➀ See Table 3 also
➁ Effective bits is equal to:
Full Scale Amplitude
(SNR + Distortion) – 1.76 + 20 log
Actual Input Amplitude
6.02
➂ For ±12V, +5V operation, contact DATEL
Technical enquiries email: sales@murata-ps.com, tel: +1 508 339 3000
MDA_ADS-112.B01 Page 2 of 6
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