®
®
ADS-931
ABSOLUTE MAXIMUM RATINGS
PARAMETERS
+5V Supply
(Pins 31, 38)
–5V Supply
(Pin 37)
Digital Inputs
(Pins 8, 9, 12, 34, 35)
Analog Input
(Pin 3)
Bipolar
Unipolar
Lead Temperature
(10 seconds)
LIMITS
0 to +6
0 to –6
–0.3 to +V
DD
+0.3
±5
–10 to +5
+300
UNITS
Volts
Volts
Volts
Volts
Volts
Volts
°C
PHYSICAL/ENVIRONMENTAL
PARAMETERS
Operating Temp. Range, Case
ADS-931MC
ADS-931MM
Thermal Impedance
θjc
θca
Storage Temperature Range
Package Type
Weight
MIN.
0
–55
—
—
– 65
TYP.
—
—
4
18
—
MAX.
+70
+125
—
—
+150
UNITS
°C
°C
°C/Watt
°C/Watt
°C
40-pin, metal-sealed, ceramic TDIP
0.56 ounces (16 grams)
FUNCTIONAL SPECIFICATIONS
(T
A
= +25°C, ±V
CC
= ±5V, +V
DD
= +5V, 1MHz sampling rate, and a minimum 3 minute warm-up
unless otherwise specified.)
+25°C
ANALOG INPUTS
Input Voltage Ranges
Unipolar
Bipolar
Input Resistance
(pin 3)
Input Resistance
(pin 2)
Input Capacitance
DIGITAL INPUTS
Logic Levels
Logic "1"
Logic "0"
Logic Loading "1"
Logic Loading "0"
Start Convert Positive Pulse Width
STATIC PERFORMANCE
Resolution
Integral Nonlinearity
Differential Nonlinearity
(f
in
= 10kHz)
Full Scale Absolute Accuracy
Bipolar Zero Error
(Tech Note 2)
Bipolar Offset Error
(Tech Note 2)
Gain Error
(Tech Note 2)
No Missing Codes
(f
in
= 10kHz)
DYNAMIC PERFORMANCE
Peak Harmonics
(–0.5dB)
dc to 250kHz
250kHz to 500kHz
Total Harmonic Distortion
(–0.5dB)
dc to 250kHz
250kHz to 500kHz
Signal-to-Noise Ratio
(w/o distortion, –0.5dB)
dc to 250kHz
250kHz to 500kHz
Signal-to-Noise Ratio
(& distortion, –0.5dB)
dc to 250kHz
250kHz to 500MHz
Noise
Two-Tone Intermodulation
Distortion
(f
in
= 98kHz,
240kHz, f
s
= 1MHz, –0.5dB)
Input Bandwidth
(–3dB)
Small Signal (–20dB input)
Large Signal (–0.5dB input)
Feedthrough Rejection
(f
in
= 480kHz)
Slew Rate
Aperture Delay Time
Aperture Uncertainty
S/H Acquisition Time
( to ±0.001%FSR, 5.5V step)
—
—
—
—
84
83
80
79
—
—
—
—
—
—
—
—
700
–91
–91
–89
–87
87
86
85
84
82
–89
4.8
4.1
90
±51
+8
5
725
–85
–85
–83
–80
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
84
83
80
79
—
—
—
—
—
—
—
—
700
–91
–91
–89
–87
87
86
85
84
82
–89
4.8
4.1
90
±51
+8
5
725
–85
–85
–83
–80
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
82
80
77
76
—
—
—
—
—
—
—
—
700
–90
–90
–87
–85
86
84
83
82
82
–89
4.8
4.1
90
±51
+8
5
725
–83
–83
–81
–79
—
—
—
—
—
—
—
—
—
—
—
—
—
dB
dB
dB
dB
dB
dB
dB
dB
µVrms
dB
MHz
MHz
dB
V/µs
ns
ps rms
ns
—
—
–0.95
—
—
—
—
16
16
±1
±0.5
±0.1
±0.1
±0.1
±0.1
—
—
—
+1.0
±0.3
±0.2
±0.3
±0.3
—
—
—
–0.95
—
—
—
—
16
16
±1.5
±0.5
±0.15
±0.2
±0.2
±0.15
—
—
—
+1.0
±0.5
±0.4
±0.5
±0.5
—
—
—
–0.95
—
—
—
—
16
16
±2
±0.5
±0.5
±0.5
±0.4
±0.5
—
—
—
+1.5
±0.8
±0.9
±0.9
±0.9
—
Bits
LSB
LSB
%FSR
%FSR
%FSR
%
Bits
+2.0
—
—
—
40
—
—
—
—
100
—
+0.8
+20
–20
—
+2.0
—
—
—
40
—
—
—
—
100
—
+0.8
+20
–20
—
+2.0
—
—
—
40
—
—
—
—
100
—
+0.8
+20
–20
—
Volts
Volts
µA
µA
ns
MIN.
—
—
—
—
—
TYP.
0 to –5.5
±2.75
685
400
10
MAX.
—
—
—
—
15
MIN.
—
—
—
—
—
0 to +70°C
TYP.
0 to –5.5
±2.75
685
426
10
MAX.
—
—
—
—
15
–55 to +125°C
MIN.
—
—
—
—
—
TYP.
0 to –5.5
±2.75
685
426
10
MAX.
—
—
—
—
15
UNITS
Volts
Volts
Ω
Ω
pF
2
MURATA-PS [ MURATA POWER SOLUTIONS INC. ]
