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ADC124S021 Datasheet(PDF) 3 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor. Click here to check the latest version.
No. de pieza ADC124S021
Descripción Electrónicos  4 Channel, 200 kSPS, 12-Bit A/D Converter
Download  19 Pages
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Fabricante Electrónico  NSC [National Semiconductor (TI)]
Página de inicio  http://www.national.com
Logo NSC - National Semiconductor (TI)

ADC124S021 Datasheet(HTML) 3 Page - National Semiconductor (TI)

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Absolute Maximum Ratings (Notes 1, 2)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Supply Voltage V
A
−0.3V to 6.5V
Voltage on Any Pin to GND
−0.3V to V
A +0.3V
Input Current at Any Pin (Note 3)
±10 mA
Package Input Current(Note 3)
±20 mA
Power Consumption at T
A = 25˚C
See (Note 4)
ESD Susceptibility (Note 5)
Human Body Model
Machine Model
2500V
250V
Junction Temperature
+150˚C
Storage Temperature
−65˚C to +150˚C
Operating Ratings (Notes 1, 2)
Operating Temperature Range
−40˚C
≤ T
A
≤ +85˚C
V
A Supply Voltage
+2.7V to +5.25V
Digital Input Pins Voltage Range
−0.3V to V
A
Clock Frequency
0.8 MHz to 3.2 MHz
Analog Input Voltage
0V to V
A
Package Thermal Resistance
Package
θ
JA
10-lead MSOP
190˚C / W
Soldering process must comply with National Semiconduc-
tor’s Reflow Temperature Profile specifications. Refer to
www.national.com/packaging. (Note 6)
ADC124S021 Converter Electrical Characteristics (Note 9)
The following specifications apply for V
A = +2.7V to 5.25V, GND = 0V, fSCLK = 0.8 MHz to 3.2 MHz, fSAMPLE = 50 kSPS to 200
kSPS, C
L = 35 pF, unless otherwise noted. Boldface limits apply for TA =TMIN to TMAX: all other limits TA = 25˚C.
Symbol
Parameter
Conditions
Typical
Limits
(Note 7)
Units
STATIC CONVERTER CHARACTERISTICS
Resolution with No Missing Codes
12
Bits
INL
Integral Non-Linearity
+0.35
+0.8
LSB (max)
−0.35
−1.1
LSB (min)
DNL
Differential Non-Linearity
+0.4
+1.1
LSB (max)
−0.2
−0.8
LSB (min)
V
OFF
Offset Error
+0.37
±1.3
LSB (max)
OEM
Channel to Channel Offset Error
Match
±0.1
±1.0
LSB (max)
FSE
Full-Scale Error
±0.52
±1.5
LSB (max)
FSEM
Channel to Channel Full-Scale Error
Match
±0.1
±1.0
LSB (max)
DYNAMIC CONVERTER CHARACTERISTICS
SINAD
Signal-to-Noise Plus Distortion Ratio
V
A = +2.7 to 5.25V
f
IN = 39.9 kHz, −0.02 dBFS
72
69.2
dB (min)
SNR
Signal-to-Noise Ratio
V
A = +2.7 to 5.25V
f
IN = 39.9 kHz, −0.02 dBFS
72
70.6
dB (min)
THD
Total Harmonic Distortion
V
A = +2.7 to 5.25V
f
IN = 39.9 kHz, −0.02 dBFS
−84
−75
dB (max)
SFDR
Spurious-Free Dynamic Range
V
A = +2.7 to 5.25V
f
IN = 39.9 kHz, −0.02 dBFS
86
76
dB (min)
ENOB
Effective Number of Bits
V
A = +2.7 to 5.25V
11.7
11.2
Bits (min)
Channel-to-Channel Crosstalk
V
A = +5.25V
f
IN = 39.9 kHz
−86
dB
IMD
Intermodulation Distortion, Second
Order Terms
V
A = +5.25V
f
a = 40.161 kHz, fb = 41.015 kHz
−87
dB
Intermodulation Distortion, Third
Order Terms
V
A = +5.25V
f
a = 40.161 kHz, fb = 41.015 kHz
−88
dB
FPBW
-3 dB Full Power Bandwidth
V
A = +5V
11
MHz
V
A = +3V
8
MHz
www.national.com
3


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