购买 SN74HC14PW | SN74HC14PW数据表 | Heisener.com
联系我们
SalesDept@heisener.com +86-755-83210559-827
登入/注册
BOM
购物车 0

SN74HC14PW

hot SN74HC14PW

SN74HC14PW

仅供参考

零件编号 SN74HC14PW
制造商 Texas Instruments
描述 IC HEX INVERTER SCHMITT 14-TSSOP
数据表
封装 14-TSSOP (0.173", 4.40mm Width)
ECAD
库存 15,048 piece(s)
单价 $ 1.1942 *
交货时间 可立即发货
预计送达时间 十一月 25 - 十一月 30 (选择速递服务)
请求报价
支付方式
送货服务
  • 我们提供的 SN74HC14PW 具有全球市场竞争力的价格，如有需要请发送询价单给我们。谢谢！
  • 添加 SN74HC14PW 及其数量至BOM以便提交您的报价请求。 Heisener.com 无需注册便可以提交 SN74HC14PW 的报价请求。

SN74HC14PW参数

制造商Texas Instruments
类别集成电路（IC） - 逻辑 - 栅极和逆变器
封装14-TSSOP (0.173", 4.40mm Width)
ECAD
系列74HC
逻辑类型Inverter
电路数量6
输入数量6
特征Schmitt Trigger
电压 - 电源2 V ~ 6 V
电流 - 静态（最大）2µA
电流 - 输出高，低5.2mA, 5.2mA
逻辑电平 - 低0.3 V ~ 1.2 V
逻辑电平 - 高1.5 V ~ 4.2 V
最大传播延迟@ V，最大CL21ns @ 6V, 50pF
工作温度-40°C ~ 85°C
安装类型Surface Mount
供应商设备包14-TSSOP
包/箱14-TSSOP (0.173", 4.40mm Width)

SN74HC14PW Packaging

Customized Labels
Sealing
Packing
Insepction

SN74HC14PW FAQ

  • 1. How to order SN74HC14PW on Heisener?
    Currently, Heisener only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.
  • 2. How does Heisener guarantee that SN74HC14PW is from the original manufacturer or authorized agents?
    We have a professional and experienced quality control team to strictly verify and test the SN74HC14PW. All suppliers must pass our qualification reviews before they can publish their products including SN74HC14PW on Heisener; we pay more attention to the channels and quality of SN74HC14PW products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
  • 3. Are the SN74HC14PW price and inventory displayed accurate?
    The price and inventory of SN74HC14PW fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.
  • 4. What forms of payment are accepted?
    Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.
    Warm Tips: Some orders in certain payment forms may require handling fee.
  • 5. How is the shipping arranged?
    Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.
    Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.
    Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.
  • 6. What is the process for return or replacement of SN74HC14PW?
    All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the SN74HC14PW we delivered, we will accept the replacement or return of the SN74HC14PW only when all of the below conditions are fulfilled:
    (1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.
    (2)We are informed of the defect described above within 90 days after the delivery of SN74HC14PW.
    (3)The PartNo is unused and only in the original unpacked packaging.
    Two processes to return the products:
    (1)Inform us within 90 days
    (2)Obtain Requesting Return Authorizations
  • 7.How to contact us to get technical supports, such as SN74HC14PW pin diagram, SN74HC14PW datasheet?
    If you need any after-sales service, please do not hesitate to contact us.

SN74HC14PW相关产品

TZB4P300AA10R00 TZB4P300AA10R00 Murata, CAP TRIMMER 6.5-30PF 100V SMD, -, 74HC 查看
1206J0100223GCT 1206J0100223GCT Knowles Syfer, CAP CER 1206, 1206 (3216 Metric), 74HC 查看
277LBB450M2DF 277LBB450M2DF Illinois Capacitor, CAP ALUM 270UF 20% 450V SNAP, Radial, Can - Snap-In, 74HC 查看
MB90349CASPFV-G-232E1 MB90349CASPFV-G-232E1 Cypress Semiconductor Corp, IC MCU 16BIT 256KB MROM 100LQFP, 100-LQFP, 74HC 查看
9T12062A5233BBHFT 9T12062A5233BBHFT Yageo, RES SMD 523K OHM 0.1% 1/8W 1206, 1206 (3216 Metric), 74HC 查看
EVA-JQLR15B14 EVA-JQLR15B14 Panasonic Electronic Components, POT SLIDE 10K OHM .5W 100MM, -, 74HC 查看
540-44-044-24-000000 540-44-044-24-000000 Mill-Max Manufacturing Corp., CONN SOCKET PLCC 44POS TIN, -, 74HC 查看
CLP-133-02-L-D-BE-PA CLP-133-02-L-D-BE-PA Samtec Inc., .050" X .050, -, 74HC 查看
DW-46-13-F-D-915 DW-46-13-F-D-915 Samtec Inc., .025" BOARD SPACERS, -, 74HC 查看
242A19170X 242A19170X Conec, CONN D-SUB RCPT 9POS R/A SOLDER, -, 74HC 查看
KJB6T19W32JN KJB6T19W32JN ITT Cannon, LLC, CONN PLUG 32POS CABLE SKT, -, 74HC 查看
8D021K75PN-LC 8D021K75PN-LC Souriau, CONN RCPT HSNG MALE 4POS PNL MNT, -, 74HC 查看

SN74HC14PW 保证

Service Guarantee

服务保证

我们保证100％的客户满意度。

我们经验丰富的销售团队和技术支持团队支持我们的服务以满足所有客户。

Quality Guarantee

质量保证

我们提供90天保修。

如果您收到的物品质量不合格，我们将负责您的退款或更换，但物品必须以原始状态退回。

全球供应链-可靠的授权分销商资源

零件编号 制造商 描述 库存

SN74HC14PW

D# V36:1790_07336691

 Texas Instruments

Inverter Schmitt Trigger 6-Element CMOS 14-Pin TSSOP Tube

RoHS: Compliant
 0

SN74HC14PWT

D# V36:1790_07336697

 Texas Instruments

Inverter Schmitt Trigger 6-Element CMOS 14-Pin TSSOP T/R

RoHS: Compliant
 0

SN74HC14PWR

D# V72:2272_07336694

 Texas Instruments

Inverter Schmitt Trigger 6-Element CMOS 14-Pin TSSOP T/R

RoHS: Compliant
 0

SN74HC14PWRG4

D# V36:1790_07336696

 Texas Instruments

Inverter Schmitt Trigger 6-Element CMOS 14-Pin TSSOP T/R

RoHS: Compliant
 0
零件编号 制造商 描述 库存

SN74HC14PW

D# SN74HC14PW

 Texas Instruments

Inverter Schmitt Trigger 6-Element CMOS 14-Pin TSSOP Tube - Bulk (Alt: SN74HC14PW)

 0
零件编号 制造商 描述 库存

SN74HC14PWLE

 Texas Instruments

555

SN74HC14PW

 Texas Instruments

1368

SN74HC14PWR

 Texas Instruments

85

SN74HC14PWRG4

 Texas Instruments

4185
零件编号 制造商 描述 库存

SN74HC14PWR

 Texas Instruments

- Tape and Reel

 29591

SN74HC14PWE4

 Texas Instruments

IC HEX INVERTER SCHMITT 14-TSSOP

 0

SN74HC14PWG4

 Texas Instruments

IC HEX INVERTER SCHMITT 14-TSSOP

 0

SN74HC14PWTE4

 Texas Instruments

HEX INVERTER SCHMITT TRIGGER TSSOP-14, Logic Type:Inverter Schmitt Trigger, Output Current:5.2mA, No. of Inputs:1, Supply Voltage Min:6V, Supply Voltage Max:2V, Logic Case Style:TSSOP, No. of Pins:14, Operating Temperature Min:-40C , RoHS Compliant: Yes

 0

SN74HC14PWRG4

 Texas Instruments

HEX INVERTER SCHMITT TRIGGER TSSOP-14, FULL REEL, Logic Type:Inverter Schmitt Trigger, Output Current:5.2mA, No. of Inputs:1, Supply Voltage Min:2V, Supply Voltage Max:6V, Logic Case Style:TSSOP, No. of Pins:14, Packaging:Tape & Reel, RoHS Compliant: Yes

 0

SN74HC14PWRE4

 Texas Instruments

IC HEX INVERTER SCHMITT 14-TSSOP

 0

SN74HC14PW

 Texas Instruments

- Tape and Reel

 29591

SN74HC14PWTG4

 Texas Instruments

IC HEX INVERTER SCHMITT 14-TSSOP

 0

SN74HC14PWT

 Texas Instruments

HEX INVERTER SCHMITT TRIGGER TSSOP-14, FULL REEL, Logic Type:Inverter Schmitt Trigger, Output Current:5.2mA, No. of Inputs:1, Supply Voltage Min:2V, Supply Voltage Max:6V, Logic Case Style:TSSOP, No. of Pins:14, Packaging:Tape & Reel, RoHS Compliant: Yes

 0
零件编号 制造商 描述 库存

SN74HC14PWR

D# C1S746201312567

 Texas Instruments

Inverter Schmitt Trigger 6-Element CMOS 14-Pin TSSOP T/R

RoHS: Compliant
pbFree: Yes
Min Qty: 25
 40033
零件编号 制造商 描述 库存

SN74HC14PWR

 Texas Instruments

74HC Inverted 6 6 2V ~ 6V TSSOP-14 Gates and Inverters RoHS

 9725
零件编号 制造商 描述 库存

SN74HC14PWR

 Texas Instruments

RoHS (ship within 1day) - D/C 2014

 2736
零件编号 制造商 描述 库存

SN74HC14PWR

D# 296-8234-1-ND

 Texas Instruments

IC INVERTER 6CH 6-INP 14TSSOP

 18260

SN74HC14PWRE4

D# SN74HC14PWRE4-ND

 Texas Instruments

IC INVERTER 6CH 6-INP 14TSSOP

 0

SN74HC14PWTG4

D# SN74HC14PWTG4-ND

 Texas Instruments

IC INVERTER 6CH 6-INP 14TSSOP

 0

SN74HC14PWT

D# 296-SN74HC14PWTCT-ND

 Texas Instruments

IC INVERTER 6CH 6-INP 14TSSOP

 957

SN74HC14PWRG4

D# 296-49888-1-ND

 Texas Instruments

IC INVERTER 6CH 6-INP 14TSSOP

 3810

SN74HC14PWE4

D# SN74HC14PWE4-ND

 Texas Instruments

IC INVERTER 6CH 6-INP 14TSSOP

 0

SN74HC14PW

D# 296-26469-5-ND

 Texas Instruments

IC INVERTER 6CH 6-INP 14TSSOP

 2207

SN74HC14PWG4

D# SN74HC14PWG4-ND

 Texas Instruments

IC INVERTER 6CH 6-INP 14TSSOP

 0
零件编号 制造商 描述 库存

SN74HC14PWR

 Texas Instruments

In stock shipping within 2days

 8260

SN74HC14PW

 Texas Instruments

In stock shipping within 2days

 267
零件编号 制造商 描述 库存

SN74HC14PW

D# 3120460

 Texas Instruments

HEX INVERTER SCHMITT TRIGGER TSSOP-14

RoHS: Compliant
Min Qty: 1
Container: Each
 0

SN74HC14PWR .

D# 9591133

 Texas Instruments

IC, SCHMITT TRIGGER, SMD, 74HC14

RoHS: Compliant
Min Qty: 5
Container: Each
 0

SN74HC14PWR

D# 3006565

 Texas Instruments

IC, SCHMITT TRIGGER, SMD, 74HC14

RoHS: Compliant
Min Qty: 5
Container: Cut Tape
 4
零件编号 制造商 描述 库存

SN74HC14PW

 Texas Instruments

OEM/CM QUOTES ONLY | NO BROKERS

 6553

SN74HC14PWG4

 Texas Instruments

OEM/CM QUOTES ONLY | NO BROKERS

 676

SN74HC14PWRG4

 TI(RoHS)

OEM/CM QUOTES ONLY | NO BROKERS

 4760

SN74HC14PWR

 Texas Instruments

OEM/CM QUOTES ONLY | NO BROKERS

 88198

SN74HC14PWLE

 Texas Instruments

OEM/CM QUOTES ONLY | NO BROKERS

 4660
零件编号 制造商 描述 库存

SN74HC14PWT

 Texas Instruments

OEM/CM ONLY

 292

SN74HC14PW

 Texas Instruments

OEM/CM ONLY

 444

SN74HC14PWTE4

 Texas Instruments

OEM/CM ONLY

 833

SN74HC14PWHA14

 Texas Instruments

OEM/CM ONLY

 315

SN74HC14PWG4

 Texas Instruments

OEM/CM ONLY

 886

SN74HC14PWRG4

 Texas Instruments

OEM/CM ONLY

 569

SN74HC14PWHC14

 Texas Instruments

OEM/CM ONLY

 200

SN74HC14PWRE4

 Texas Instruments

OEM/CM ONLY

 1061

SN74HC14PWLE

 Texas Instruments

OEM/CM ONLY

 1029

SN74HC14PWR

 Texas Instruments

OEM/CM ONLY

 120

SN74HC14PWLESN74HC14PWR

 Texas Instruments

OEM/CM ONLY

 451

SN74HC14PWB

 Texas Instruments

OEM/CM ONLY

 269

SN74HC14PWRTI

 Texas Instruments

OEM/CM ONLY

 212

SN74HC14PWRG

 Texas Instruments

OEM/CM ONLY

 503

SN74HC14PWE4

 Texas Instruments

OEM/CM ONLY

 739

SN74HC14PWTG4

 Texas Instruments

OEM/CM ONLY

 856
零件编号 制造商 描述 库存

SN74HC14PWR

 Texas Instruments

in stock

 85

SN74HC14PW

 Texas Instruments

In Stock

 70
零件编号 制造商 描述 库存

SN74HC14PWR

 Texas Instruments

Inverter IC 6 Channel Schmitt Trigger 14-TSSOP

RoHS: Compliant
 20000
零件编号 制造商 描述 库存

SN74HC14PWR

D# C6821

 Texas Instruments

9445
零件编号 制造商 描述 库存

SN74HC14PWLE

 Texas Instruments

OEM/CM Immediate delivery

 883

SN74HC14PWR

 Texas Instruments

OEM/CM Immediate delivery

 2000

SN74HC14PW

 Texas Instruments

OEM/CM Immediate delivery

 167
零件编号 制造商 描述 库存

SN74HC14PW

D# 595-SN74HC14PW

 Texas Instruments

Inverters Hex Schmitt-Trigger Inverters

RoHS: Compliant
 2869

SN74HC14PWRE4

D# 595-SN74HC14PWRE4

 Texas Instruments

Inverters Hex Schmitt-Trigger Inverters

RoHS: Compliant
 2000

SN74HC14PWT

D# 595-SN74HC14PWT

 Texas Instruments

Inverters Hex Schmitt-Trigger Inverters

RoHS: Compliant
 168

SN74HC14PWR

D# 595-SN74HC14PWR

 Texas Instruments

Inverters Hex Schmitt-Trigger

RoHS: Compliant
 10421

SN74HC14PWRG4

D# 595-SN74HC14PWRG4

 Texas Instruments

Inverters Hex Schmitt-Trigger Inverters

RoHS: Compliant
 2000

SN74HC14PWG4

D# 595-SN74HC14PWG4

 Texas Instruments

Inverters Hex Schmitt-Trigger Inverters

RoHS: Compliant
 587

SN74HC14PWE4

D# 595-SN74HC14PWE4

 Texas Instruments

Inverters Hex Schmitt-Trigger Inverters

RoHS: Compliant
 785
零件编号 制造商 描述 库存

SN74HC14PW

D# 02H5414

 Texas Instruments

HEX INVERTER SCHMITT TRIGGER TSSOP-14, Logic Function:Inverter, No. of Elements:Hex, No. of Inputs:1Inputs, No. of Pins:14Pins, Logic Case Style:TSSOP, Product Range:74HC14, Logic IC Family:74HC, Supply Voltage Min:2V, Family Type:HCRoHS Compliant: Yes

RoHS: Compliant
Min Qty: 3600
Container: Bulk
 0

SN74HC14PWR

D# 29AH1486

 Texas Instruments

IC, SCHMITT TRIGGER, SMD, 74HC14, Logic Family / Base Number:74HC14, Logic Type:Inverter Schmitt Trigger, Output Current:5.2mA, No. of Inputs:1, Supply Voltage Min:2V, Supply Voltage Max:6V, Logic Case Style:TSSOP, No. of RoHS Compliant: Yes

RoHS: Compliant
Min Qty: 5
Container: Cut Tape
 4
零件编号 制造商 描述 库存

SN74HC14PWE4

D# NS-SN74HC14PWE4

 Texas Instruments

OEM/CM ONLY

 5992

SN74HC14PWTE4

D# NS-SN74HC14PWTE4

 Texas Instruments

OEM/CM ONLY

 5171

SN74HC14PWRG4

D# NS-SN74HC14PWRG4

 Texas Instruments

OEM/CM ONLY

 7246

SN74HC14PWRE4

D# NS-SN74HC14PWRE4

 Texas Instruments

OEM/CM ONLY

 3422

SN74HC14PW

D# NS-SN74HC14PW

 Texas Instruments

OEM/CM ONLY

 3666

SN74HC14PWTG4

D# NS-SN74HC14PWTG4

 Texas Instruments

OEM/CM ONLY

 1113

SN74HC14PWT

D# NS-SN74HC14PWT

 Texas Instruments

OEM/CM ONLY

 6057

SN74HC14PWR

D# NS-SN74HC14PWR

 Texas Instruments

OEM/CM ONLY

 1574

SN74HC14PWG4

D# NS-SN74HC14PWG4

 Texas Instruments

OEM/CM ONLY

 4378
零件编号 制造商 描述 库存

SN74HC14PWRG4

 Texas Instruments

HC/UH SERIES, HEX 1-INPUT INVERT GATE, PDSO14

 3388

SN74HC14PWLE

 Texas Instruments

HC/UH SERIES, HEX 1-INPUT INVERT GATE, PDSO14

 719

SN74HC14PWG4

 Texas Instruments

HC/UH SERIES, HEX 1-INPUT INVERT GATE, PDSO14

 568

SN74HC14PW

 Texas Instruments

HC/UH SERIES, HEX 1-INPUT INVERT GATE, PDSO14

 25

SN74HC14PWR

 Texas Instruments

Logic Circuit, HEX Inverter, HC-CMOS, 14 Pin, Plastic, TSSOP

 1252
零件编号 制造商 描述 库存

SN74HC14PW

D# 6631947

 Texas Instruments

Texas Instruments SN74HC14PW Hex Schmitt Trigger CMOS Inverter, 14-Pin TSSOP, PK

Min Qty: 10
Container: Package
 90
零件编号 制造商 描述 库存

SN74HC14PWT

 Texas Instruments

SN74HC14 Hex Schmitt-Trigger Inverters

RoHS: Compliant
 7747

SN74HC14PW

 Texas Instruments

SN74HC14 Hex Schmitt-Trigger Inverters

RoHS: Compliant
 10911

SN74HC14PWG4

 Texas Instruments

SN74HC14 Hex Schmitt-Trigger Inverters

RoHS: Compliant
 250
零件编号 制造商 描述 库存

SN74HC14PW

 Texas Instruments

OEM/CM ONLY

 11444

SN74HC14PWLE

 Texas Instruments

OEM/CM ONLY

 2844

SN74HC14PWRG4

 Texas Instruments

OEM/CM ONLY

 12247

SN74HC14PWG4

 Texas Instruments

OEM/CM ONLY

 584

SN74HC14PWR

 Texas Instruments

OEM/CM ONLY

 74132
零件编号 制造商 描述 库存

SN74HC14PWLE

 Texas Instruments

IN stock Immediate delivery

 878

SN74HC14PW

 Texas Instruments

IN stock Immediate delivery

 162

SN74HC14PWR

 Texas Instruments

IN stock Immediate delivery

 2015
零件编号 制造商 描述 库存

SN74HC14PWR

1800
零件编号 制造商 描述 库存

SN74HC14PW

 Texas Instruments

6-ch, 2-V to 6-V inverters with Schmitt-Trigger inputs

 3

SN74HC14PWT

 Texas Instruments

6-ch, 2-V to 6-V inverters with Schmitt-Trigger inputs

 6

SN74HC14PWRG4

 Texas Instruments

6-ch, 2-V to 6-V inverters with Schmitt-Trigger inputs

 1

SN74HC14PWR

 Texas Instruments

6-ch, 2-V to 6-V inverters with Schmitt-Trigger inputs

 527
零件编号 制造商 描述 库存

SN74HC14PW

 Texas Instruments

shipping today

 281

SN74HC14PWR

 Texas Instruments

shipping today

 16096
零件编号 制造商 描述 库存

SN74HC14PWR

D# 40076493

 Texas Instruments

Inverter Schmitt Trigger 6-Element CMOS 14-Pin TSSOP T/R

RoHS: Compliant
 0
零件编号 制造商 描述 库存

SN74HC14PWT

 Texas Instruments

RFQ

 1047

SN74HC14PW

 Texas Instruments

RFQ

 14234

SN74HC14PWG4

 Texas Instruments

RFQ

 10756

SN74HC14PWLE

 Texas Instruments

RFQ

 1097

SN74HC14PWR

 Texas Instruments

RFQ

 631
零件编号 制造商 描述 库存

SN74HC14PWRG4

 Texas Instruments

IC HEX INVERTER SCHMITT 14-TSSOP

 3400

SN74HC14PWR

 Texas Instruments

IC HEX SCHMITT-TRIG INV 14-TSSOP

 1617
零件编号 制造商 描述 库存

SN74HC14PW

D# 3120460

 Texas Instruments

HEX INVERTER SCHMITT TRIGGER TSSOP-14

RoHS: Compliant
Min Qty: 5
Container: Each
 0

SN74HC14PWR .

D# 9591133

 Texas Instruments

IC, SCHMITT TRIGGER, SMD, 74HC14

RoHS: Compliant
Min Qty: 5
Container: Each
 0

SN74HC14PWR

D# 3006565

 Texas Instruments

IC, SCHMITT TRIGGER, SMD, 74HC14

RoHS: Compliant
Min Qty: 5
Container: Cut Tape
 4

Quick Inquiry

SN74HC14PW

质量认证

黑森尔对质量的承诺，塑造了我们的采购、测试、运输流程以及它们之间的每一步。这个基准是我们所销售的每一个元器件的基础。

广东省“守合同重信用”企业ISO9001:2015, ICAS, IAF, UKAS

查看证书

联系我们

您有关于 SN74HC14PW 的问题吗？

SN74HC14PW QRCode

扫描以查看此页面

推荐产品

S25FL064LABMFI010

IC FLASH NOR 8SOIC

FDV303N

MOSFET N-CH 25V 680MA SOT-23

PC28F256P30TFE

IC FLASH 256MBIT 100NS 64EASYBGA

HCS3920FTL500

RES SMD 0.0005 OHM 1% 5W 3920

CK45-R3DD102KAVRA

CAP CER DISC RADIAL

744043101

FIXED IND 100UH 510MA 600 MOHM

WSL0805R0500FEA

RES SMD 0.05 OHM 1% 1/8W 0805

LTC2870IFE#PBF

IC TXRX RS232/485/422 MULTIPRTCL

74HC74A

DIE CM FLIP-FLOP DUAL D

1N6283A

TVS DIODE 28.2VWM 45.7VC AXIAL

更多 »

SN74HC14PW Tags

  • SN74HC14PW
  • SN74HC14PW PDF
  • SN74HC14PW 数据表
  • SN74HC14PW 规格
  • SN74HC14PW 图片
  • Texas Instruments
  • Texas Instruments SN74HC14PW
  • 买 SN74HC14PW
  • SN74HC14PW 价格
  • SN74HC14PW 经销商
  • SN74HC14PW 供应商
  • SN74HC14PW 批发

SN74HC14PW可用于