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参数资料
| 型号： | DC1337A |
| 厂商： | Linear Technology |
| 文件页数： | 8/26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
Input Data Format
WhentheLTC2309isaddressedforawriteoperation,
itacknowledgesbypullingSDALOWduringtheLOW
periodbeforethe9thcycleandactsasareceiver.The
master/transmittercanthensend1bytetoprogramthe
device.Theinputbyteconsistsofthe6-bitDINword
followedbytwobitsthatareignoredbytheADCand
are considered don’t cares (X) (see Figure8b). The
inputbitsarelatchedontherisingedgeofSCLduring
thewriteoperation.
After power-up, the ADC initiates an internal reset
cyclewhichsetstheDINwordtoall0s(S/D=O/S=
S0=S1=UNI=SLP=0).Awriteoperationmaybe
performedifthedefaultstateoftheADC’sconfiguration
isnotdesired.Otherwise,theADCmustbeproperly
addressedandfollowedbyaSTOPconditiontoinitiate
aconversion.
Initiating a New Conversion
TheLTC2309awakensfromeithernaporsleepwhen
properlyaddressedforaread/writeoperation.ASTOP
command may then be issued after performing the
read/writeoperationtotriggeranewconversion.
IssuingaSTOPcommandafterthe8thSCLclockpulse
oftheaddressframeandbeforethecompletionofa
Table 2. Address Assignment
AD1
AD0
ADDRESS
LOW
0001000
LOW
Float
0001001
LOW
HIGH
0001010
Float
HIGH
0001011
Float
0011000
Float
LOW
0011001
HIGH
LOW
0011010
HIGH
Float
0011011
HIGH
0101000
1
2
A6
SDA
START BY
MASTER
ACK BY
ADC
ACK BY
ADC
CONVERSION
INITIATED
STOP BY
MASTER
SCL
A5
A4
A3
A2
A1
A0 R/W
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
2309 F08b
S/D O/S
WRITE 1 BYTE
S1
S0
UNI
DIN WORD
SLP
X
ADDRESS FRAME
Figure 8b. Timing Diagram for Writing to the LTC2309
AppLICAtIOns InFORMAtIOn
read/writeoperationwillalsoinitiatenewconversion,
buttheoutputresultmaynotbevalidduetolackof
adequateacquisitiontime(seeAcquisitionsection).
LTC2309 Address
TheLTC2309hastwoaddresspins(AD0andAD1)that
maybetiedHIGH,LOW,orleftfloatingtoenableone
of9possibleaddresses(seeTable2).
In addition to the configurable addresses listed in
Table2,theLTC2309alsocontainsaglobaladdress
(1101011)whichmaybeusedforsynchronizingmul-
tipleLTC2309sorotherI2CLTC230XSARADCs(see
SynchronizingMultipleLTC2309swithGlobalAddress
Callsection).
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相关代理商/技术参数 |
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|---|---|
| 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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