ZHCSDS7A May 2015 – June 2015 LDC1101
PRODUCTION DATA.
- 1 特性
- 2 應(yīng)用
- 3 說(shuō)明
- 4 簡(jiǎn)化電路原理圖
- 5 修訂歷史記錄
- 6 Pin Configuration and Functions
- 7 Specifications
-
8 Detailed Description
- 8.1 Overview
- 8.2 Functional Block Diagram
- 8.3 Feature Description
- 8.4
Device Functional Modes
- 8.4.1 Measurement Modes
- 8.4.2 RP+L Measurement Mode
- 8.4.3 High Resolution L (LHR) Measurement Mode
- 8.4.4 Reference Count Setting
- 8.4.5 L-Only Measurement Operation
- 8.4.6 Minimum Sensor Frequency and Watchdog Setting
- 8.4.7 Low Power Modes
- 8.4.8 Status Reporting
- 8.4.9 Switch Functionality and INTB Reporting
- 8.5 Programming
- 8.6
Register Maps
- 8.6.1 Individual Register Listings
- 8.6.2 Register RP_SET (address = 0x01) [reset = 0x07]
- 8.6.3 Register TC1 (address = 0x02) [reset = 0x90]
- 8.6.4 Register TC2 (address = 0x03) [reset = 0xA0]
- 8.6.5 Register DIG_CONF (address = 0x04) [reset = 0x03]
- 8.6.6 Register ALT_CONFIG (address = 0x05) [reset = 0x00]
- 8.6.7 Register RP_THRESH_HI_LSB (address = 0x06) [reset = 0x00]
- 8.6.8 Register RP_THRESH_HI_MSB (address = 0x07) [reset = 0x00]
- 8.6.9 Register RP_THRESH_LO_LSB (address = 0x08) [reset = 0x00]
- 8.6.10 Register RP_THRESH_LO_MSB (address = 0x09) [reset = 0x00]
- 8.6.11 Register INTB_MODE (address = 0x0A) [reset = 0x00]
- 8.6.12 9.Register START_CONFIG (address = 0x0B) [reset = 0x01]
- 8.6.13 Register D_CONFIG (address = 0x0C) [reset = 0x00]
- 8.6.14 Register L_THRESH_HI_LSB (address = 0x16) [reset = 0x00]
- 8.6.15 Register L_THRESH_HI_MSB (address = 0x17) [reset = 0x00]
- 8.6.16 Register L_THRESH_LO_LSB (address = 0x18) [reset = 0x00]
- 8.6.17 Register L_THRESH_LO_MSB (address = 0x19) [reset = 0x00]
- 8.6.18 Register STATUS (address = 0x020 [reset = 0x00]
- 8.6.19 Register RP_DATA_LSB (address = 0x21) [reset = 0x00]
- 8.6.20 Register RP_DATA_MSB (address = 0x22) [reset = 0x00]
- 8.6.21 Register L_DATA_LSB (address = 0x23) [reset = 0x00]
- 8.6.22 Register L_DATA_MSB (address = 0x24) [reset = 0x00]
- 8.6.23 Register LHR_RCOUNT_LSB (address = 0x30) [reset = 0x00]
- 8.6.24 Register LHR_RCOUNT_MSB (address = 0x31) [reset = 0x00]
- 8.6.25 Register LHR_OFFSET_LSB (address = 0x32) [reset = 0x00]
- 8.6.26 Register LHR_OFFSET_MSB (address = 0x33) [reset = 0x00]
- 8.6.27 Register LHR_CONFIG (address = 0x34) [reset = 0x00]
- 8.6.28 Register LHR_DATA_LSB (address = 0x38) [reset = 0x00]
- 8.6.29 Register LHR_DATA_MID (address = 0x39) [reset = 0x00]
- 8.6.30 Register LHR_DATA_MSB (address = 0x3A) [reset = 0x00]
- 8.6.31 Register LHR_STATUS (address = 0x3B) [reset = 0x00]
- 8.6.32 Register RID (address = 0x3E) [reset = 0x02]
- 8.6.33 Register DEVICE_ID (address = 0x3F) [reset = 0xD4]
-
9 Application and Implementation
- 9.1
Application Information
- 9.1.1 Theory of Operation
- 9.1.2 RP+L Mode Calculations
- 9.1.3 LDC1101 RP Configuration
- 9.1.4 Setting Internal Time Constant 1
- 9.1.5 Setting Internal Time Constant 2
- 9.1.6 MIN_FREQ and Watchdog Configuration
- 9.1.7 RP+L Sample Rate Configuration with RESP_TIME
- 9.1.8 High Resolution Inductance Calculation (LHR mode)
- 9.1.9 LHR Sample Rate Configuration with RCOUNT
- 9.1.10 Setting RPMIN for LHR Measurements
- 9.1.11 Sensor Input Divider
- 9.1.12 Reference Clock Input
- 9.1.13 INTB Reporting on SDO
- 9.1.14 DRDY (Data Ready) Reporting on SDO
- 9.1.15 Comparator Functionality
- 9.2 Typical Application
- 9.1
Application Information
- 10Power Supply Recommendations
- 11Layout
- 12器件和文檔支持
- 13機(jī)械、封裝和可訂購(gòu)信息
封裝選項(xiàng)
機(jī)械數(shù)據(jù) (封裝 | 引腳)
- DRC|10
散熱焊盤機(jī)械數(shù)據(jù) (封裝 | 引腳)
- DRC|10
訂購(gòu)信息
12 器件和文檔支持
12.1 器件支持
12.1.1 開發(fā)支持
要獲取在線 LDC 系統(tǒng)設(shè)計(jì)工具，請(qǐng)?jiān)L問(wèn)德州儀器的 Webench® 工具
LDC 計(jì)算器工具提供了一系列在 MS Excel® 下運(yùn)行的計(jì)算工具，這些工具對(duì)于 LDC 的系統(tǒng)開發(fā)非常有用。
12.2 文檔支持
12.2.1 相關(guān)文檔
有關(guān) LDC 傳感器設(shè)計(jì)的詳細(xì)信息，請(qǐng)參見(jiàn)《LDC 傳感器設(shè)計(jì)應(yīng)用報(bào)告》（文獻(xiàn)編號(hào)：SNOA930）。
有關(guān)使用 LDC 進(jìn)行橫向位置感測(cè)（其中目標(biāo)點(diǎn)移動(dòng)時(shí)與傳感器保持一定高度的距離，然后測(cè)量偏差）的詳細(xì)信息，請(qǐng)參見(jiàn)《LDC1612/LDC1614 線性位置感測(cè)》（文獻(xiàn)編號(hào)：SNOA931）。 LDC1101 LHR 模式的功能相當(dāng)于單通道 LDC1612/LDC1614。
有關(guān)溫度補(bǔ)償?shù)男畔?，?qǐng)參見(jiàn)《LDC1000 溫度補(bǔ)償》（文獻(xiàn)編號(hào)：SNAA212）。
12.3 社區(qū)資源
The following links connect to TI community resources. Linked contents are provided "AS IS" by the respective contributors. They do not constitute TI specifications and do not necessarily reflect TI's views; see TI's Terms of Use.
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TI E2E™ Online Community TI's Engineer-to-Engineer (E2E) Community. Created to foster collaboration among engineers. At e2e.ti.com, you can ask questions, share knowledge, explore ideas and help solve problems with fellow engineers.
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Design Support TI's Design Support Quickly find helpful E2E forums along with design support tools and contact information for technical support.
12.4 商標(biāo)
E2E is a trademark of Texas Instruments.
Webench is a registered trademark of Texas Instruments.
Excel is a registered trademark of Microsoft Corporation.
SPI is a trademark of Motorola.
All other trademarks are the property of their respective owners.
12.5 靜電放電警告
這些裝置包含有限的內(nèi)置 ESD 保護(hù)。 存儲(chǔ)或裝卸時(shí)，應(yīng)將導(dǎo)線一起截短或?qū)⒀b置放置于導(dǎo)電泡棉中，以防止 MOS 門極遭受靜電損傷。