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參數(shù)資料
| 型號： | DC570A |
| 廠商： | Linear Technology |
| 文件頁數(shù)： | 6/28頁 |
| 文件大?。?/td> | 0K |
| 描述： | BOARD DELTA SIGMA ADC LTC2440 |
| 軟件下載： | QuikEval System |
| 設(shè)計(jì)資源： | DC570A Design File DC570A Schematic |
| 標(biāo)準(zhǔn)包裝： | 1 |
| 系列： | QuikEval™ |
| ADC 的數(shù)量： | 2 |
| 位數(shù)： | 24 |
| 采樣率（每秒）： | 3.5k |
| 數(shù)據(jù)接口： | MICROWIRE?，串行，SPI? |
| 工作溫度： | 0°C ~ 70°C |
| 已用 IC / 零件： | LTC2440 |
| 已供物品： | 板 |
| 相關(guān)產(chǎn)品： | LTC2440CGN#TRPBF-ND - IC ADC DIFFER 24-BIT HS 16-SSOP LTC2440IGN#TRPBF-ND - IC ADC DIFFER 24-BIT HS 16-SSOP LTC2440IGN#PBF-ND - IC ADC DIFFER 24-BIT HS 16-SSOP LTC2440CGN#PBF-ND - IC ADC DIFFER 24-BIT HS 16-SSOP LTC2440IGN#TR-ND - IC CONV A/D 24-BIT DIFF 16-SSOP LTC2440CGN#TR-ND - IC CONV A/D 24-BIT DIFF 16-SSOP LTC2440IGN-ND - IC ADC DIFFER 24-BIT HS 16-SSOP LTC2440CGN-ND - IC ADC DIFFER 24-BIT HS 16-SSOP |
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LTC2440
14
2440fd
APPLICATIONS INFORMATION
Figure 4. SDI Speed/Resolution Programming
MSB
BIT 28
BIT 27
BIT 26
BIT 25
BIT 1
BIT 0
LSB
Hi-Z
2440 F04
SIG
BIT 29
“0”
BIT 30
EOC
Hi-Z
CS
SCK
SDI
SDO
BUSY
BIT 31
*OSR4 BIT MUST BE AT FIRST SCK RISING EDGE DURING SERIAL DATA OUT CYCLE
OSR4*
OSR3
OSR2
OSR1
OSR0
Table 3. SDI Speed/Resolution Programming
OSR4
OSR3
OSR2
OSR1
OSR0
CONVERSION RATE
RMS
NOISE
ENOB
OSR
INTERNAL
9MHz CLOCK
EXTERNAL
10.24MHz CLOCK
X
0
1
3.52kHz
4kHz
23μV
17
64
X
0
1
0
1.76kHz
2kHz
3.5μV
20
128
0
880Hz
1kHz
2μV
21.3
256*
X
0
1
880Hz
1kHz
2μV
21.3
256
X
0
1
0
440Hz
500Hz
1.4μV
21.8
512
X
0
1
0
1
220Hz
250Hz
1μV
22.4
1024
X
0
1
0
110Hz
125Hz
750nV
22.9
2048
X
0
1
55Hz
62.5Hz
510nV
23.4
4096
X
1
0
27.5Hz
31.25Hz
375nV
24
8192
X
1
0
1
13.75Hz
15.625Hz
250nV
24.4
16384
X
1
6.875Hz
7.8125Hz
200nV
24.6
32768**
**Address allows tying SDI HIGH *Additional address to allow tying SDI LOW
↑
Table 4. LTC2440 Interface Timing Modes
Conguration
SCK
Source
Conversion
Cycle
Control
Data
Output
Control
Connection
and
Waveforms
External SCK, Single Cycle Conversion
External
CS and SCK
Figures 5, 6
External SCK, 2-Wire I/O
External
SCK
Figure 7
Internal SCK, Single Cycle Conversion
Internal
CS
Figures 8, 9
Internal SCK, 2-Wire I/O, Continuous Conversion
Internal
Continuous
Internal
Figure 10
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相關(guān)代理商/技術(shù)參數(shù) |
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| DC57-10G-5PN | 制造商:Conesys 功能描述:CONN 26482 CIRC PIN 5 POS CRMP ST CBL MNT - Bulk |
| DC57-12J12PN | 制造商:Conesys 功能描述:CONN 26482 CIRC PIN 12 POS CRMP ST CBL MNT - Bulk |
| DC57-14-04PN | 制造商:Conesys 功能描述:CONN 26482 CIRC PIN 4 POS CRMP ST CBL MNT - Bulk |
| DC57-14-04PN-CO | 制造商:Conesys 功能描述:CONN 26482 CIRC PIN 4 POS CRMP ST CBL MNT - Bulk |
| DC57-18G31PN | 制造商:Conesys 功能描述:CONN 26482 CIRC PIN 31 POS CRMP ST CBL MNT - Bulk |
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