參數(shù)資料
型號： ADC14161CIVT
廠商： NATIONAL SEMICONDUCTOR CORP
元件分類： ADC
英文描述： Low-Distortion, Self-Calibrating 14-Bit, 2.5 MSPS, 390 mW A/D Converter
中文描述： 1-CH 14-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PQFP52
封裝： TQFP-52
文件頁數(shù)： 6/20頁
文件大小： 471K
代理商： ADC14161CIVT
Absolute Maximum Ratings
(Note 1)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Supply Voltage (V
A
, V
D
, V
D
I/O)
Voltage on Any I/O Pin
Input Current at Any Pin (Note 3)
Package Input Current (Note 3)
Power Dissipation at T
A
= 25C
ESD Susceptibility (Note 5)
Human Body Model
Machine Model
Soldering Temp., Infrared, 10 sec. (Note 6)
6.5V
0.3V to V
+
+0.3V
±
25mA
±
50mA
(Note 4)
1500V
200V
300C
Storage Temperature
65C to +150C
Operating Ratings
(Notes 1, 2)
Operating Temperature
Range
V
A,
V
D
V
D
I/O
V
REF
IN
V
REF
IN
Digital Inputs
|V
A
V
D
|
|AGND - DGND |
40C
≤
T
A
≤
+85C
+4.75V to +5.25V
2.7V to V
D
1.0V to 3.0V
AGND to 1.0V
0.05V to V
D
+ 0.05V
≤
100 mV
0V to 100 mV
Converter Electrical Characteristics
The following specifications apply for AGND = DGND = DGND I/O = 0V, V
+
= V
= V
= +5.0V, V
I/O = 3.0V or 5.0V,
PD = +5V, V
= +2.0V, V
REF IN
= AGND, f
= 2.5 MHz, C
= 50 pF/pin. After Auto-Cal
@
Temperature.
Boldface
limits apply for T
A
= T
J
= T
MIN
MAX
:
all other limits T
A
= T
J
= 25C(Notes 7, 8, 9)
Symbol
Parameter
Conditions
Typical
(Note 10)
Limits
(Note 11)
Units
Static Converter Characteristics
Resolution with No
Missing Codes
INL
Integral Non Linearity
DNL
Differential Non Linearity
Full-Scale Error
Zero Offset Error
Reference and Analog Input Characteristics
V
IN
Input Voltage Range
(V
IN+
V
IN
)
14
Bits(min)
±
0.75
±
0.3
±
0.4
+0.1
±
2.5
±
1.0
±
2.8
±
0.6
LSB(max)
LSB(max)
% FS(max)
% FS(max)
V
REF
= V
REF
+
IN
V
REF
+
IN
2.0
1.8
2.2
V(min)
V(max)
C
IN
Input Capacitance
V
IN
= 1.0V + 0.7Vrms
(CLK
LOW)
(CLK
HIGH)
12
pF
28
pF
V
REF
Reference Voltage
Range [( V
REF
+
IN
)
(V
REF
IN
)] (Note 14)
Reference Input
Resistance
2.00
1.8
2.2
V(min)
V(max)
3.5
K
Dynamic Converter Characteristics
BW
Full Power Bandwidth
SNR
Signal-to-Noise Ratio
Signal-to-Noise &
Distortion
ENOB
Effective Number of Bits
Total Harmonic
Distortion
Spurious Free Dynamic
Range
Intermodulation
Distortion
8
80
MHz
dB(min)
f
IN
= 500 kHz, V
IN
= 1.9V
P-P
77
SINAD
f
IN
= 500 kHz, V
IN
= 1.9V
P-P
79
76
dB(min)
f
IN
= 500 kHz, V
IN
= 1.9V
P-P
12.8
12.3
Bits(min)
THD
f
IN
= 500 kHz, V
IN
= 1.9V
P-P
88
80
dB(min)
SFDR
f
IN
= 500 kHz, V
IN
= 1.9V
P-P
90
dB
IMD
f
IN1
= 95 kHz
f
IN2
= 105 kHz
97
dB
A
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