參數(shù)資料
型號： ADS8330IRSATG4
英文描述： LOW POWER, 16-BIT, 1-MHz, SINGLE/DUAL UNIPOLAR INPUT, ANALOG-TO-DIGITAL CONVERTERS WITH SERIAL INTERFACE
中文描述： 低功耗，16位，1兆赫，單/雙單極性輸入，模擬到數(shù)字串行接口變換器
文件頁數(shù)： 4/42頁
文件大?。?/td> 1768K
代理商： ADS8330IRSATG4
www.ti.com
ADS8329
ADS8330
SLAS516–DECEMBER 2006
SPECIFICATIONS (continued)
T
A
= –40°C to 85°C, +VA = 5 V, +VBD = +5.5 V to +1.65 V, V
ref
= 5 V, f
SAMPLE
= 1 MHz (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
DYNAMIC CHARACTERISTICS
V
IN
= 5 V
pp
at 10 kHz
V
IN
= 5 V
pp
at 100 kHz
V
IN
= 5 V
pp
at 10 kHz
–102
THD
Total harmonic distortion
(4)
dB
–95
93
SNR
Signal-to-noise ratio
ADS8329/30IB
90
92
dB
V
IN
= 5 V
pp
at 100 kHz
ADS8329/30I
90
V
IN
= 5 V
pp
at 10 kHz
V
IN
= 5 V
pp
at 100 kHz
V
IN
= 5 V
pp
at 10 kHz
V
IN
= 5 V
pp
at 100 kHz
92
SINAD
Signal-to-noise + distortion
dB
90
105
SFDR
Spurious free dynamic range
dB
97
-3dB Small signal bandwidth
30
MHz
CLOCK
Internal conversion clock frequency
21
22.9
24.5
MHz
Used as I/O clock only
50
SCLK External serial clock
MHz
As I/O clock and conversion clock
1
42
EXTERNAL VOLTAGE REFERENCE INPUT
Input
reference
range
V
ref
[REF+ – (REF–)]
5.5 V
≥
+VA
≥
4.5 V
0.3
5
5
V
ref
V
(REF–) – AGND
–0.1
0.1
Resistance
(5)
Reference input
40
k
DIGITAL INPUT/OUTPUT
Logic family — CMOS
V
IH
High-level input voltage
5.5 V
≥
+VBD
≥
4.5 V
0.65 × (+VBD)
+VBD + 0.3
V
0.35 ×
(+VBD)
V
IL
Low-level input voltage
5.5 V
≥
+VBD
≥
4.5 V
–0.3
V
I
I
C
i
Input current
V
I
= +VBD or BDGND
-50
50
nA
Input capacitance
5
pF
5.5 V
≥
+VBD
≥
4.5 V,
I
O
= 100
μ
A
5.5 V
≥
+VBD
≥
4.5 V,
I
O
= 100
μ
A
V
OH
High-level output voltage
+VBD – 0.6
+VBD
V
V
OL
Low-level output voltage
0
0.4
V
C
O
C
L
Output capacitance
5
pF
Load capacitance
30
pF
Data format — straight binary
POWER SUPPLY REQUIREMENTS
+VBD
1.65
3.3
5.5
V
Power supply
voltage
+VA
4.5
5
5.5
V
1-MHz Sample rate
7.0
7.8
mA
Supply current
Nap mode
0.3
0.5
PD Mode
4
50
nA
Buffer I/O supply current
1 MSPS
1.7
mA
+VA = 5 V, +VBD = 5 V
44
48
Power dissipation
mW
+VA = 5 V, +VBD = 1.8 V
35
39.5
TEMPERATURE RANGE
T
A
Operating free-air temperature
–40
85
°C
(4)
(5)
Calculated on the first nine harmonics of the input frequency
Can vary ±30%
4
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