參數資料
型號： ADS8328IB
英文描述： LOW POWER, 16-BIT, 500-kHz, SINGLE/DUAL UNIPOLAR INPUT, ANALOG-TO-DIGITAL CONVERTERS WITH SERIAL INTERFACE
中文描述： 低功耗，16位，500千赫，單/雙單極性輸入，模擬到數字串行接口變換器
文件頁數： 4/40頁
文件大?。?/td> 2759K
代理商： ADS8328IB
www.ti.com
ADS8327
ADS8328
SLAS415A–APRIL 2006–REVISED MAY 2006
SPECIFICATIONS (continued)
T
A
= –40°C to 85°C, +VA = 2.7 V, +VBD = +VA × 1.5 to +1.65 V, V
ref
= 2.5 V, f
SAMPLE
= 500 kHz (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
-98
THD
Total harmonic distortion
(4)
dB
-83.5
88.5
SNR
Signal-to-noise ratio
dB
85
88.5
SINAD
Signal-to-noise + distortion
dB
81
101
SFDR
Spurious free dynamic range
dB
84
-3dB Small signal bandwidth
30
MHz
CLOCK
Internal conversion clock frequency
10.5
11
12.2
MHz
Used as I/O clock only
33
SCLK External serial clock
MHz
As I/O clock and conversion clock
1
21
EXTERNAL VOLTAGE REFERENCE INPUT
V
ref
(REF+ – REF–)
(REF–) – AGND
3.6 V
≥
+VA
≥
2.7 V
0.3
2.525
Input reference
range
V
ref
V
–0.1
0.1
Resistance
(5)
Reference input
80
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
+VA
2.7
3.6
V
500-kHz Sample rate
3.8
5
mA
Supply current
Nap mode
0.2
0.4
PD Mode
2
50
nA
Buffer I/O supply current
500 KSPS
0.2
mA
Power dissipation
+VA = 2.7 V, +VBD = 1.8 V
10.6
14
mW
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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相關PDF資料
PDF描述
ADS8328IBPW LOW POWER, 16-BIT, 500-kHz, SINGLE/DUAL UNIPOLAR INPUT, ANALOG-TO-DIGITAL CONVERTERS WITH SERIAL INTERFACE
ADS8328IBPWR LOW POWER, 16-BIT, 500-kHz, SINGLE/DUAL UNIPOLAR INPUT, ANALOG-TO-DIGITAL CONVERTERS WITH SERIAL INTERFACE
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相關代理商/技術參數
參數描述
ADS8328IBPW 功能描述:模數轉換器 - ADC 2.7-5.5V 16-Bit 500KSPS Serial ADC RoHS:否 制造商:Texas Instruments 通道數量:2 結構:Sigma-Delta 轉換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-32
ADS8328IBPWG4 功能描述:模數轉換器 - ADC 2.7-5.5V 16-Bit 500KSPS Serial ADC RoHS:否 制造商:Texas Instruments 通道數量:2 結構:Sigma-Delta 轉換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-32
ADS8328IBPWR 功能描述:模數轉換器 - ADC 2.7-5.5V 16-Bit 500KSPS Serial ADC RoHS:否 制造商:Texas Instruments 通道數量:2 結構:Sigma-Delta 轉換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-32
ADS8328IBPWRG4 功能描述:模數轉換器 - ADC 2.7-5.5V 16-Bit 500KSPS Serial ADC RoHS:否 制造商:Texas Instruments 通道數量:2 結構:Sigma-Delta 轉換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-32
ADS8328IBRSAR 功能描述:模數轉換器 - ADC 2.7V-5.5V 16B 500 KSPS Ser ADC RoHS:否 制造商:Texas Instruments 通道數量:2 結構:Sigma-Delta 轉換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-32
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