ADS-112
12-Bit, 1MHz, Low-Power Sampling A/D Converters
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
DYNAMIC PERFORMANCE, CONT.
Signal-to-Noise Ratio
(wo/distort., –0.5dB)
dc to 100kHz
100kHz to 500kHz
Signal-to-Noise Ratio
➁
(& distort., –0.5dB)
dc to 100kHz
100kHz to 500kHz
Two-tone Intermodulation
Distortion
(fin = 75kHz,
105kHz, fs = 1MHz, –0.7dB)
Two-tone Intermodulation
Distortion
(fin = 480kHz,
490kHz, fs = 1MHz, –0.7dB)
Input Bandwith
(–3dB)
Small Signal (–20dB input)
Large Signal (–0.5dB input)
Slew Rate
Apperture Delay TIme
Effect. Aperture Delay Time
Apperture Uncertainity (Jitter)
RMS
Peak
Overvoltage Recovery Time
S/H Acquisition Time
Conversion Rate
(Changing Inputs)
+25°C
0°C to +70°C
–55°C to +125°C
Data Coding
Pin 18 High
Pin 18 Low
Logic Level
Logic "1"
Logic "0"
Logic Loading "1"
Logic Loading "0"
Power Supply Ranges
③
+15V Supply
–15V Supply
+5V Supply
Power Supply Current
+15V Supply
–15V Supply
+5V Supply
Power Dissipation
Power Supply Rejection
Operating Temp. Range, Case
ADS-112MC
ADS-112MM, 883
Storage Temperature Range
Package Type
Weight
➀
See Table 3 also
➁
Effective bits is equal to:
MIN.
TYP.
MAX.
UNITS
68
67
72
71
—
—
dB
dB
66
66
70
70
—
—
dB
dB
Functional Specifications
(T
A
= +25°C, ±V
CC
= ±15V, +V
DD
=+5V, 1MHz sampling rate, and a minimum 1 minute
warmup unless otherwise specified.)
—
–88
–80
dB
ANALOG INPUTS
Input Voltage Range
➀
Bipolar
Unipolar
Input Impedence
Input Capacitance
Logic Levels
Logic "1"
Logic "0"
Logic Loading "1"
Logic Loading "0"
Resolution
No Missing Codes
(12 Bits; fin = 1MHz)
Integral Non-Linearity
+25°C
0°C to +70°C
–55°C to +125°C
Differential Non-Linearity
+25°C
0°C to +70°C
–55°C to +125°C
Full Scale Absolute Accuracy
+25°C
0°C to +70°C
–55°C to +125°C
Unipolar Zero Error
†
0°C to +70°C
–55°C to +125°C
Bipolar Zero Error
†
0°C to +70°C
–55°C to +125°C
Bipolar Offset Error
†
0°C to +70°C
–55°C to +125°C
Gain Error
†
0°C to +70°C
–55°C to +125°C
Internal Reference Voltage,
+25°C
Drift
External Current
MIN.
—
—
4.5
—
TYP.
±5
0 to +10
5
6
MAX.
—
—
—
15
UNITS
Volts
Volts
kW
pF
—
8
6
—
—
—
—
—
—
160
–68
10
8
±150
—
—
—
—
—
250
–65
—
—
—
20
16
15
±50
1000
280
dB
MHz
MHz
V/μs
ns
ns
ps
ps
ns
ns
DIGITAL INPUTS
+2.0
—
—
—
—
—
—
—
12 Bits
Over the operating temperature range
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
+9.98
—
—
±1/4
±1/4
±1/2
±1/4
±1/4
±1/2
±0.13
±0.15
±0.25
±0.074
±0.224
±0.074
±0.124
±0.1
±0.3
±0.1
±0.3
+10.0
±5
—
±3/4
±3/4
±1.5
±3/4
±3/4
±1
±0.25
±0.44
±0.78
±0.265
±0.43
±0.166
±0.210
±0.38
±0.60
±0.38
±0.60
+10.02
±30
1.5
LSB
LSB
LSB
LSB
LSB
LSB
%FSR
%FSR
%FSR
%FSR
%FSR
%FSR
%FSR
%FSR
%FSR
%
%
Volts
ppm/°C
mA
—
+0.8
+10
-600
Volts
Volts
μA
μA
PERFORMANCE
1
1
1
—
—
—
—
—
—
MHz
MHz
MHz
DIGITAL OUTPUTS
Straight binary/Offset binary
Complementary binary
Complementary offset binary
+2.4
—
—
—
—
—
—
—
—
+0.4
–160
+6.4
Volts
Volts
μA
mA
POWER REQUIREMENTS
+14.25
–14.25
+4.75
—
—
—
—
—
+15.0
–15.0
+5.0
+24
–40
+80
1.3
—
+15.75
–15.75
+5.25
+35
–48
+95
1.7
±0.07
Volts
Volts
Volts
mA
mA
mA
Watts
%FSR%V
PHYSICAL/ENVIRONMENTAL
0
—
+70
°C
–55
—
+125
°C
–65
—
+150
°C
24-pin, metal-sealed, ceramic DDIP
0.42 ounces (12 grams)
DYNAMIC PERFORMANCE
In-Band Harmonics
(–0.5dB)
dc to 100kHz
—
–81
100kHz to 500kHz
—
–75
Total Harm. Distort.
(–0.5dB)
dc to 100kHz
—
–78
100kHz to 500kHz
—
–73
† See Tech Note 1
–75
–70
–75
–68
dB
dB
dB
dB
Full Scale Amplitude
(SNR + Distortion) – 1.76 + 20 log
6.02
Actual Input Amplitude
➂
For ±12V, +5V operation, contact DATEL
www.murata-ps.com
Technical enquiries
email: sales@murata-ps.com, tel:
+1 508 339 3000
MDA_ADS-112.B01
Page 2 of 6
MURATA-PS [ MURATA POWER SOLUTIONS INC. ]
