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ANALOG INPUT
Input Range
±10V, ±5V, 0 to +10V
(12)
Input Bias Current
500 nA Typ.
Input Capacitance
10 pF Typ.
Input Impedance
100 k
Typ.
DIGITAL INPUTS
Logic Levels
Logic “0”
0.8V Max.
Logic “1”
2.0V Min.
Logic Currents
Logic “0”
–0.4 mA
Logic “1”
20 μA
Trigger Pulse Width
50 ns Min.
High Byte Enable
Active Low B1-B8, B1
Mid Byte Enable
Active Low B9-B16
Low Byte Enable
Active Low B17, B18
DIGITAL OUTPUTS
Fan-Out
1 TTL Load Max.
Output Coding
(12)
Offset Binary, Complementary Offset
Binary, Two’s Complement, Binary,
Complementary Binary
Output Voltage
Logic “0”
0.4V Max.
Logic “1”
2.4V Min.
End of Conversion (EOC)
High During Conversion
REFERENCE
Internal Reference Output Voltage
–6.5V Typ. (1 mA DC external load)
Recommended Input
(2)
–6.5V
Input Impedance
1.6 k
Typ.
DYNAMIC CHARACTERISTICS
Maximum Throughput Rate
ADC5020
144 kHz Min.
ADC5030
200 kHz Min.
A/D Conversion Time
5 Ms Max.
Signal-to-Noise Ratio
(3, 6, 7)
DC to 10 kHz
105 dB Typ. 100 dB Min.
Peak Distortion
(4, 6, 7)
1 kHz
–110 dB Typ., –100 dB Min.
10 kHz
–105 dB Typ., –95 dB Min.
Total Harmonic Distortion
(5, 6, 7)
1 kHz
–105 dB Typ., –96 dB Min.
10 kHz
–100 dB Typ., –92 dB Min.
S/H Acquisition
1.9 μs Typ.
S/H Aperture Delay
30 ns Typ., 60 ns Max.
S/H Aperture Jitter
0.2 ns Typ., 0.4 ns Max. RMS
S/H Feedthrough
(8)
–100 dB Max.
TRANSFER CHARACTERISTICS
Resolution
18 bits
Quantization Error
±0.5 LSB
Integral Nonlinearity
0.002% FSR Max., 0.0005% FSR Typ.
Differential Nonlinearity
±0.5 LSB Typ., ±0.8 LSB Max.
Offset Error
(9, 10)
±1 mV Max.
Gain Error
(9, 10)
0.01% FSR Max.
No Missing codes
Guaranteed from 0°C to 60°C
A/D Converter Noise
40 μV RMS ADC5020
(11
)
30 μV RMS ADC5030
STABILITY (0°C TO 60°C)
Differential Nonlinearity
±0.5 ppm FSR/°C Max.
Offset Voltage
±10 ppm FSR/°C Max.
Gain
±10 ppm FSR/°C Max.
Warm-Up Time
5 minutes Max.
Supply Rejection
Offset
±5 ppm FSR/% Typ.
Gain
±5 ppm FSR/% Typ.
POWER REQUIREMENTS
(14)
Supply Range
±15V Supplies
(13)
11.65V Min., 15.45V Max.
±5V Supplies
4.75V Min., 5.25V Max.
±15V Current Drain
ADC5020
52 mA Typ.
ADC5030
42 mA Typ.
+5V Current Drain
40 mA Typ.
–5V Current Drain
70 mA Typ.
Power Consumption
ADC5020
2.11W Typ.
ADC5030
1.96W Typ.
ENVIRONMENTAL & MECHANICAL
Temperature Range
Rated Performance
0°C to 60°C
Storage
–25°C to 80°C
Relative Humidity
0 to 85% Non-condensing up to 60°C
Dimensions
3" x 4" x 0.44"
Shielding
Electromagnetic 5 sides, Electrostatic 6
sides
Case Potential
Ground
ADC5020/ADC5030
Specifications