電能計量及管理

TM9937是靜止式三相電子電度表專用集成電路，電路采用CMOS 工藝制造。電路設(shè)計先進，內(nèi)部集成有電流緩沖放大器，乘法器， A/D轉(zhuǎn)換器等電路。本品性能優(yōu)良，質(zhì)量安全可靠。封裝采用SOP24封裝。 \n\n\t? 精確測量單相，二相和三相的功率和電能\n\n? 可測量正負兩個方向的有功功率，且有負方向指示\n\n? 跳變小，線性度高，動態(tài)工作范圍寬\n\n? 采用電流互感器作為電流取樣\n\n? 具有防潛動功能，低功耗\n\n? F1和F2可直接驅(qū)動步進電機\n\n? CF校驗脈沖輸出，可用MCU處理\n\n? 芯片消耗功率小于15mW\n\n? 芯片內(nèi)置振蕩器，降低系統(tǒng)成本;

TM

天微

Three-phase electron-electrIc circuit

文件：135.29 Kbytes 頁數(shù)：7 Pages

TITAN

天微電子

RS232/423 Low Cap, #24-25c, FPE, O/A FoilBraid, PVC Jkt, CM

Product Description Computer EIA RS-232/423 Cable, 24 AWG stranded (7x32) tinned copper conductors, Datalene? insulation, overall Beldfoil? (100 coverage) + tinned copper braid shield (65 coverage), drain wire, PVC jacket.

文件：163.3 Kbytes 頁數(shù)：2 Pages

BELDEN

百通

Fast Ethernet Cat5e Data Single-Ended Cordset

Product Description Fast Ethernet Cat5e Data Single-Ended Cordset: M12 Railway, male, straight, 4-pin, D-coded, shielded, black body, 50 V AC / 60 V DC, 4 A; X-FRNC black cable, 4-wires, 0.34 mm2

文件：384.94 Kbytes 頁數(shù)：3 Pages

BELDEN

百通

CCD Signal Processor with Precision Timing??Generator

GENERAL DESCRIPTION The AD9937 is a highly integrated CCD signal processor. It includes a complete analog front end with A/D conversion, combined with a full-function programmable timing generator. A Precision Timing core allows adjustment of high speed clocks with 1.7 ns resolution at 12 MHz ope

文件：399.05 Kbytes 頁數(shù)：44 Pages

AD

亞德諾