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参数资料
| 型号： | DC1337A |
| 厂商： | Linear Technology |
| 文件页数： | 11/26页 |
| 文件大小： | 0K |
| 描述： | BOARD SAR ADC LTC2309 |
| 软件下载： | QuikEval System |
| 设计资源： | DC1337A Design File DC1337A Schematic |
| 标准包装： | 1 |
| 系列： | QuikEval™ |
| ADC 的数量： | 1 |
| 位数： | 12 |
| 采样率（每秒）： | 14k |
| 数据接口： | I²C，串行 |
| 在以下条件下的电源（标准）： | 1.5mW @ 1kSPS |
| 已用 IC / 零件： | LTC2309 |
| 已供物品： | 板 |
| 相关产品： | LTC2309IUF#TRPBF-ND - IC ADC 12BIT SAR 24-QFN LTC2309IF#TRPBF-ND - IC ADC 12BIT SAR 20-TSSOP LTC2309IF#PBF-ND - IC ADC 12BIT SAR 20-TSSOP LTC2309HF#TRPBF-ND - IC ADC 12BIT SAR 20-TSSOP LTC2309HF#PBF-ND - IC ADC 12BIT SAR 20-TSSOP LTC2309CUF#TRPBF-ND - IC ADC 12BIT SAR 24-QFN LTC2309CF#TRPBF-ND - IC ADC 12BIT SAR 20-TSSOP LTC2309CF#PBF-ND - IC ADC 12BIT SAR 20-TSSOP LTC2309IUF#PBF-ND - IC ADC 12BIT SAR 24-QFN LTC2309CUF#PBF-ND - IC ADC 12BIT SAR 24-QFN |
LTC2309
2309fd
AppLICAtIOns InFORMAtIOn
Acquisition
TheLTC2309beginsacquiringtheinputsignalatdif-
ferentinstancesdependingonwhetherareadorwrite
operationisbeingperformed.Ifareadoperationis
beingperformed,acquisitionoftheinputsignalbegins
ontherisingedgeofthe9thclockpulsefollowingthe
addressframe,asshowninFigure13a.
Ifawriteoperationisbeingperformed,acquisitionof
theinputsignalbeginsonthefallingedgeofthesixth
clockcycleaftertheDINwordhasbeenshiftedin,as
shown in Figure 13b. The LTC2309 will acquire the
signalfromtheinputchannelthatwasmostrecently
programmedbytheDINword.Aminimumof240nsis
requiredtoacquiretheinputsignalbeforeinitiatinga
newconversion.
1
2
A6
SDA
SCL
A5
A4
A3
A2
A1
A0 R/W
3
4
5
6
7
8
9
1
2
B11
ACQUISITION BEGINS
tACQ
2309 F13a
B10
1
2
A2
A1
A0 R/W
SDA
SCL
S/D O/S
S1
S0
UNI
X
3
4
5
6
7
8
9
6
7
8
9
ACQUISITION BEGINS
tACQ
2309 F13b
SLP
Figure 13a. Timing Diagram Showing Acquisition During a Read Operation
Figure 13b. Timing Diagram Showing Acquisition During a Write Operation
INPUT VOLTAGE (V)
0V
OUTPUT
CODE
(TWO’S
COMPLEMENT)
–1
LSB
2309 F14
011...111
011...110
000...001
000...000
100...000
100...001
111...110
1
LSB
BIPOLAR
ZERO
111...111
FS/2 – 1LSB
–FS/2
FS = 4.096V
1LSB = FS/212
1LSB = 1mV
INPUT VOLTAGE (V)
OUTPUT
CODE
2309 F15
111...111
111...110
100...001
100...000
000...000
000...001
011...110
011...111
FS – 1LSB
0V
UNIPOLAR
ZERO
FS = 4.096V
1LSB = FS/212
1LSB = 1mV
Figure 14. Bipolar Transfer Characteristics (2’s Complement)
Figure 15. Unipolar Transfer Characteristics (Straight Binary)
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相关代理商/技术参数 |
参数描述 |
|---|---|
| DC1337A | 制造商:Linear Technology 功能描述:LTC2309: 12-BIT 8-CHANNEL SAR |
| DC1338A | 功能描述:BOARD DEMO LTC2990 RoHS:否 类别:编程器，开发系统 >> 评估演示板和套件 系列:QuikEval™ 标准包装:1 系列:- 主要目的:数字电位器 嵌入式:- 已用 IC / 零件:AD5258 主要属性:- 次要属性:- 已供物品:板 相关产品:AD5258BRMZ1-ND - IC POT DGTL I2C1K 64P 10MSOPAD5258BRMZ10-ND - IC POT DGTL I2C 10K 64P 10MSOPAD5258BRMZ100-ND - IC POT DGTL I2C 100K 64P 10MSOPAD5258BRMZ50-ND - IC POT DGTL I2C 50K 64P 10MSOPAD5258BRMZ1-R7-ND - IC POT DGTL I2C 1K 64P 10MSOPAD5258BRMZ10-R7-ND - IC POT DGTL I2C 10K 64P 10MSOPAD5258BRMZ50-R7-ND - IC POT DGTL I2C 50K 64P 10MSOPAD5258BRMZ100-R7-ND - IC POT DGTL I2C 100K 64P 10MSOP |
| DC1338B | 制造商:Linear Technology 功能描述:BOARD EVAL FOR LTC2990 制造商:Linear Technology 功能描述:LTC2990 AMP / VOLT / TEMP MON 制造商:Linear Technology 功能描述:DEMO BOARD, LTC2990 POWER MONITOR; Silicon Manufacturer:Linear Technology; Silicon Core Number:LTC2990; Kit Application Type:Power Management; Application Sub Type:Power Monitor; Kit Contents:Demo Board LTC2990 |
| DC1339A | 功能描述:BOARD SAR ADC LTC2302 RoHS:是 类别:编程器，开发系统 >> 评估板 - 模数转换器 (ADC) 系列:QuikEval™ 产品培训模块:Obsolescence Mitigation Program 标准包装:1 系列:- ADC 的数量:1 位数:12 采样率（每秒）:94.4k 数据接口:USB 输入范围:±VREF/2 在以下条件下的电源（标准）:- 工作温度:-40°C ~ 85°C 已用 IC / 零件:MAX11645 已供物品:板，软件 |
| DC1342B | 制造商:Linear Technology 功能描述:DEV BOARD FOR LT3758AEMSE |
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