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ADC12048CIV Arkusz danych(PDF) 5 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
Numer części ADC12048CIV
Szczegółowy opis  12-Bit Plus Sign 216 kHz 8-Channel Sampling Analog-to-Digital Converter
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Producent  NSC [National Semiconductor (TI)]
Strona internetowa  http://www.national.com
Logo NSC - National Semiconductor (TI)

ADC12048CIV Arkusz danych(HTML) 5 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+ and VD+)
6.0V
Voltage at all Inputs
−0.3V to V
+ + 0.3V
|V
A+−VD+|
300 mV
|AGND − DGND|
300 mV
Input Current at Any Pin (Note 3)
±30 mA
Package Input Current (Note 3)
±120 mA
Power Dissipation (Note 4)
at T
A = 25˚C
875 mW
Storage Temperature
−65˚C to +150˚C
Lead Temperature
VF Package
Vapor Phase (60 sec.)
210˚C
Infared (15 sec.)
220˚C
V Package, Infared (15 sec.)
300˚C
ESD Susceptibility (Note 5)
3.0 kV
Operating Ratings (Notes 1, 2, 6, 7, 8, 9)
Temperature Range
(T
min ≤ TA ≤ Tmax)
−40˚C
≤ T
A ≤ 85˚C
Supply Voltage
V
A+, VD+
4.5V to 5.5V
|V
A+−VD+|
≤100 mV
|AGND − DGND|
≤100 mV
V
IN Voltage Range
at all Inputs
GND
≤ V
IN ≤ VA+
V
REF+ Input Voltage
1V
≤ V
REF+ ≤ VA+
V
REF− Input Voltage
0
≤ V
REF− ≤ VREF+−1V
V
REF+−VREF−1V ≤ VREF ≤ VA+
V
REF Common Mode
(Note 16)
0.1 V
A+ ≤ VREFCM ≤ 0.6 VA+
Converter DC Characteristics
The following specifications apply to the ADC12048 for V
A+=VD+ = 5V, VREF+ = 4.096V, VREF− = 0.0V, 12-bit + sign conver-
sion mode, f
CLK = 12.0 MHz, RS =25Ω, source impedance for VREF+ and VREF− ≤ 1Ω, fully differential input with fixed 2.048V
common-mode voltage (V
INCM), and minimum acquisition time, unless otherwise specified. Boldface limits apply for TA =TJ
=T
MIN to TMAX; all other limits TA =TJ = 25˚C
Symbol
Parameter
Conditions
Typical
Limits
Unit
(Note 10)
(Note 11)
(Limit)
Resolution with No Missing
Codes
After Auto-Cal
13
Bits (max)
ILE
Integral Linearity Error
After Auto-Cal
(Notes 12, 17)
±0.6
±1
LSB (max)
DNL
Differential Non-Linearity
After Auto-Cal
±1
LSB (max)
Zero Error
After Auto-Cal (Notes 13, 17)
V
INCM = 5.0V
±5.5
LSB (max)
V
INCM = 2.048V
±2.5
LSB (max)
V
INCM =0V
±5.5
LSB (max)
Positive Full-Scale Error
After Auto-Cal (Notes 12, 17)
±1.0
±2.5
LSB (max)
Negative Full-Scale Error
After Auto-Cal (Notes 12, 17)
±1.0
±2.5
LSB (max)
DC Common Mode Error
After Auto-Cal (Note 14)
±2
±5.5
LSB (max)
TUE
Total Unadjusted Error
After Auto-Cal (Note 18)
±1
LSB
Power Supply Characteristics
The following specifications apply to the ADC12048 for V
A+=VD+ = 5V, VREF+ = 4.096V, VREF− = 0.0V, 12-bit + sign conver-
sion mode, f
CLK = 12.0 MHz, RS =25Ω, source impedance for VREF+ and VREF− ≤ 1Ω, fully differential input with fixed 2.048V
common-mode voltage, and minimum acquisition time, unless otherwise specified. Boldface limits apply for T
A =TJ =TMIN
to T
MAX; all other limits TA =TJ = 25˚C
Symbol
Parameter
Conditions
Typical
Limits
Unit
(Note 10)
(Note 11)
(Limit)
PSS
Power Supply Sensitivity
V
D+=VA+ = 5.0V ±10% (Note 15)
Zero Error
V
REF+ = 4.096V
±0.1
LSB
Full-Scale Error
V
REF−=0V
±0.5
LSB
Linearity Error
±0.1
LSB
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