參數(shù)資料
型號: SPT7830SCU
廠商: FAIRCHILD SEMICONDUCTOR CORP
元件分類: ADC
英文描述: 10-BIT, 2.5 MSPS, SERIAL OUTPUT A/D CONVERTER
中文描述: 1-CH 10-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, UUC8
封裝: DIE
文件頁數(shù): 6/8頁
文件大?。?/td> 61K
代理商: SPT7830SCU
6
12/29/99
SPT7830
5
A
4
A
Clock
Data Out
A9
A1
t
d
=8 ns
1
3
A
1
4
A
t
d
=8 ns
t
d
=8 ns
t
d
=8 ns
MSB
A0
LSB
VREF+
Analog In
VREF-
Ground
VDD
Data Out
Clock
SC
REF IN
VIN
+VDD
.01 μF
.01 μF
+VDD
0 V
+VDD
0 V
+VDD
0 V
VREF+
0 V
Figure 7 - Typical Interface Circuit
Figure 8 - Data Output Timing
Figure 4 - Single Shot Mode Timing Diagram
1
A
2
A
3
A
4
A
5
A
6
A
7
A
8
A
9
A
10
A
11
A
12
A
13
A
Start
Conversion
Sample
Analog Input
A9
A8
A7
A6
A5
A4
A3
A2
A1
A0
MSB
LSB
Clock
Serial Data Out
High Z State
14
A
t
SC
Latch
MSB
Start Convert
Figure 5 - Synchronous Mode Timing Diagram
1
B
2
B
3
B
4
B
5
B
1
A
2
A
3
A
4
A
5
A
6
A
7
A
8
A
13
A
Start
Sample
Analog Input
A
Start Convert
Clock
Serial Data Out
Sample
Analog Input
B
A9
A8
A7
A6
MSB
LSB
A0
A1
14
A
Latch
MSB
B9
Latch
MSB
t
SC
t
SC
15
A
16
A
High Z State
MSB
Figure 6 - Free Run Mode Timing Diagram
1
B
2
B
3
B
4
B
5
B
6
B
7
B
1
A
2
A
3
A
4
A
5
A
6
A
7
A
8
1
3
A
Start
Sample
Analog Input
A
Clock
Serial Data Out
Sample
Analog Input
B
B9
B8
B7
A9
A8
A7
A6
AA
MSB
LSB
A0
AA
AA
AA
AA
AA
AA
AA
A1
1
4
A
Latch
MSB
Start Convert
MSB
相關PDF資料
PDF描述
SPT7830SIS 10-BIT, 2.5 MSPS, SERIAL OUTPUT A/D CONVERTER
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相關代理商/技術(shù)參數(shù)
參數(shù)描述
SPT7830SIS 功能描述:模數(shù)轉(zhuǎn)換器 - ADC A/D CONVERTER 10-BIT 1KHz - 2.5MSPS RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)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
SPT7835 制造商:FAIRCHILD 制造商全稱:Fairchild Semiconductor 功能描述:10-BIT, 5 MSPS, 75 mW A/D CONVERTER
SPT7835SCT 制造商:CADEKA 制造商全稱:CADEKA 功能描述:10-BIT, 5 MSPS, 75 mW A/D CONVERTER
SPT7835SIS 制造商:FAIRCHILD 制造商全稱:Fairchild Semiconductor 功能描述:10-BIT, 5 MSPS, 75 mW A/D CONVERTER
SPT7840 制造商:CADEKA 制造商全稱:CADEKA 功能描述:10-BIT, 10 MSPS, 100 mW A/D CONVERTER