參數(shù)資料
型號： ADC128S022CIMTX
廠商： NATIONAL SEMICONDUCTOR CORP
元件分類： ADC
英文描述： 8-Channel, 50 kSPS to 200 kSPS, 12-Bit A/D Converter
中文描述： 8-CH 12-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO16
封裝： TSSOP-16
文件頁數(shù)： 3/18頁
文件大?。?/td> 848K
代理商： ADC128S022CIMTX
Absolute Maximum Ratings
(Note 1)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Analog Supply Voltage V
A
Digital Supply Voltage V
D
0.3V to 6.5V
0.3V to V
A
+ 0.3V,
max 6.5V
Voltage on Any Pin to GND
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 Temperature, Infrared,
10 seconds (Note 6)
Junction Temperature
Storage Temperature
0.3V to V
A
+0.3V
±
10 mA
±
20 mA
See (Note 4)
2500V
250V
260C
+150C
65C to +150C
Operating Ratings
(Notes 1, 2)
Operating Temperature
40C
≤
T
A
≤
+105C
+2.7V to +5.25V
+2.7V to V
A
0V to V
A
0V to V
A
0.8 MHz to 3.2 MHz
V
A
Supply Voltage
V
D
Supply Voltage
Digital Input Voltage
Analog Input Voltage
Clock Frequency
Package Thermal Resistance
Package
θ
JA
16-lead TSSOP on
4-layer, 2 oz. PCB
96C / W
Soldering process must comply with National Semiconduc-
tor’s Reflow Temperature Profile specifications. Refer to
www.national.com/packaging. (Note 6)
ADC128S022 Converter Electrical Characteristics
(Note 8)
The following specifications apply for AGND = DGND = 0V, f
SCLK
= 0.8 MHz to 3.2 MHz, f
SAMPLE
= 50 kSPS to 200 kSPS, C
L
= 50pF, unless otherwise noted.
Boldface limits apply for T
A
MIN
to T
MAX
: all other limits T
A
= 25C.
Symbol
Parameter
Conditions
Typical
Limits
(Note 7)
Units
STATIC CONVERTER CHARACTERISTICS
Resolution with No Missing Codes
Integral Non-Linearity (End Point
Method)
12
±
1
±
1
+0.9
0.7
+1.0
0.7
±
2.3
±
2.3
±
1.5
±
1.5
±
2.0
±
2.0
±
1.5
±
1.5
Bits
INL
V
A
= V
D
= +3.0V
V
A
= V
D
= +5.0V
±
0.3
±
0.4
+0.3
0.2
+0.5
0.3
0.8
1.2
±
0.05
±
0.2
0.5
0.3
±
0.05
±
0.2
LSB (max)
LSB (max)
LSB (max)
LSB (min)
LSB (max)
LSB (min)
LSB (max)
LSB (max)
LSB (max)
LSB (max)
LSB (max)
LSB (max)
LSB (max)
LSB (max)
DNL
Differential Non-Linearity
V
A
= V
D
= +3.0V
V
A
= V
D
= +5.0V
V
OFF
Offset Error
V
A
= V
D
= +3.0V
V
A
= V
D
= +5.0V
V
A
= V
D
= +3.0V
V
A
= V
D
= +5.0V
V
A
= V
D
= +3.0V
V
A
= V
D
= +5.0V
V
A
= V
D
= +3.0V
V
A
= V
D
= +5.0V
OEM
Offset Error Match
FSE
Full Scale Error
FSEM
Full Scale Error Match
DYNAMIC CONVERTER CHARACTERISTICS
FPBW
Full Power Bandwidth (3dB)
V
A
= V
D
= +3.0V
V
A
= V
D
= +5.0V
V
A
= V
D
= +3.0V,
f
IN
= 39.9 kHz, 0.02 dBFS
V
A
= V
D
= +5.0V,
f
IN
= 39.9 kHz, 0.02 dBFS
V
A
= V
D
= +3.0V,
f
IN
= 39.9 kHz, 0.02 dBFS
V
A
= V
D
= +5.0V,
f
IN
= 39.9 kHz, 0.02 dBFS
8
11
MHz
MHz
SINAD
Signal-to-Noise Plus Distortion Ratio
73
70
dB (min)
73
70
dB (min)
SNR
Signal-to-Noise Ratio
73
70.8
dB (min)
73
70.8
dB (min)
A
www.national.com
3
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