參數資料
型號： ADS8330IRSAT
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，模擬到數字串行接口變換器
文件頁數： 6/42頁
文件大小： 1768K
代理商： ADS8330IRSAT
www.ti.com
ADS8329
ADS8330
SLAS516–DECEMBER 2006
SPECIFICATIONS (continued)
T
= –40°C to 85°C, +VBD = +VA × 1.5 to +1.65 V, V
= 2.5 V, f
SAMPLE
= 1 MHz for 3 V
≤
+VA
≤
3.6 V, f
SAMPLE
= 900 kHz for
3 V < +VA
≤
2.7 V using external clock (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
DYNAMIC CHARACTERISTICS
V
IN
= 2.5 V
pp
at 10 kHz
V
IN
= 2.5 V
pp
at 100 kHz
V
IN
= 2.5 V
pp
at 10 kHz
V
IN
= 2.5 V
pp
at 100 kHz
V
IN
= 2.5 V
pp
at 10 kHz
V
IN
= 2.5 V
pp
at 100 kHz
V
IN
= 2.5 V
pp
at 10 kHz
V
IN
= 2.5 V
pp
at 100 kHz
–102
THD
Total harmonic distortion
(4)
dB
–93
89
SNR
Signal-to-noise ratio
dB
88
88.5
SINAD
Signal-to-noise + distortion
dB
88
104
SFDR
Spurious free dynamic range
dB
94.2
-3dB Small signal bandwidth
30
MHz
CLOCK
Internal conversion clock frequency
21
22.3
23.5
MHz
Used as I/O clock only
42
SCLK External serial clock
MHz
As I/O clock and conversion clock
1
42
EXTERNAL VOLTAGE REFERENCE INPUT
V
ref
[REF+ – (REF–)]
(REF–) – AGND
3.6 V
≥
+VA
≥
2.7 V
2.475
3
Input reference
range
V
ref
V
–0.1
0.1
Resistance
(5)
Reference input
40
k
DIGITAL INPUT/OUTPUT
Logic family — CMOS
V
IH
V
IL
I
I
C
i
High-level input voltage
(+VA × 1.5) V
≥
+VBD
≥
1.65 V
(+VA × 1.5) V
≥
+VBD
≥
1.65 V
V
I
= +VBD or BDGND
0.65
×
(+VBD)
+VBD + 0.3
V
Low-level input voltage
–0.3
0.35
×
(+VBD)
V
Input current
-50
50
nA
Input capacitance
5
pF
(+VA × 1.5) V
≥
+VBD
≥
1.65 V,
I
O
= 100
μ
A
(+VA × 1.5) V
≥
+VBD
≥
1.65 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
+VA
1.5 × (+VA)
V
Power supply
voltage
f
s
≤
1 MHz
f
s
≤
900 kHz
1-MHz Sample rate,
3 V
≤
+VA
≤
3.6 V
900-kHz Sample rate,
2.7 V
≤
+VA
≤
3 V
Nap mode
3
3.6
+VA
V
2.7
3.6
5.1
6.1
mA
4.84
Supply current
0.25
0.4
PD Mode
2
50
nA
Buffer I/O supply current
1 MSPS, +VBD = 1.8 V
0.05
mA
+VBD = 1.8 V, 3 V
≤
+VA
≤
3.6 V
+VBD = 1.8 V, 2.7 V
≤
+VA
≤
3 V
15.5
19
Power dissipation
mW
13.2
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%
6
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相關代理商/技術參數
參數描述
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ADS8331 制造商:TI 制造商全稱:Texas Instruments 功能描述:Low-Power, 16-Bit, 500kSPS, 4-/8-Channel Unipolar Input ANALOG-TO-DIGITAL CONVERTERS with Serial Interface
ADS8331_10 制造商:TI 制造商全稱:Texas Instruments 功能描述:Low-Power, 16-Bit, 500kSPS, 4-/8-Channel Unipolar Input ANALOG-TO-DIGITAL CONVERTERS with Serial Interface
ADS8331_1003 制造商:TI 制造商全稱:Texas Instruments 功能描述:Low-Power, 16-Bit, 500kSPS, 4-/8-Channel Unipolar Input ANALOG-TO-DIGITAL CONVERTERS with Serial Interface
ADS8331_1007 制造商:TI 制造商全稱:Texas Instruments 功能描述:Low-Power, 16-Bit, 500kSPS, 4-/8-Channel Unipolar Input ANALOG-TO-DIGITAL CONVERTERS with Serial Interface
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