| 型号 | 功能描述 | 生产厂家 企业 | LOGO | 操作 |
|---|---|---|---|---|
HIGH VOLTAGE VIDEO AMPLIFIERS DESCRIPTION The BF257, BF258 and BF259 are silicon planar epitaxial NPN transistors in Jedec TO-39 metal case. They are particularly designed for videooutput stages in CTV and MTV sets, class A audio output stages and drivers for horizontal deflection circuits. | STMICROELECTRONICS 意法半导体 | |||
QUAD 2 CHANNEL MULTIPLEXER 3-STATE DESCRIPTION The 74VHC257 is an advanced high-speed CMOS QUAD 2-CHANNEL MULTIPLEXER (3-STATE) fabricated with sub-micron silicon gate and double-layer metal wiring C2MOS technology. ■ HIGH SPEED: tPD = 3.7ns (TYP.) at VCC = 5V ■ LOW POWER DISSIPATION: ICC = 4 µA (MAX.) at TA=25°C ■ HIGH NOISE I | STMICROELECTRONICS 意法半导体 | |||
WIDE BANDWIDTH SINGLE J-FET OPERATIONAL AMPLIFIERS DESCRIPTION These circuits are monolithic J-FET input operational amplifiers incorporating well matched, high voltage J-FET on the same chip with standard bipolar transistors. This amplifiers feature low input bias and offset currents, low input offset voltage and input offset voltage drift,coup | STMICROELECTRONICS 意法半导体 | |||
WIDE BANDWIDTH SINGLE J-FET OPERATIONAL AMPLIFIERS DESCRIPTION These circuits are monolithic J-FET input operational amplifiers incorporating well matched, high voltage J-FET on the same chip with standard bipolar transistors. This amplifiers feature low input bias and offset currents, low input offset voltage and input offset voltage drift,coup | STMICROELECTRONICS 意法半导体 | |||
TRISILTM DESCRIPTION The SMTPBxx series has been designedto protect telecommunication equipment against lightning and transient induced by AC power lines. FEATURES BIDIRECTIONAL CROWBAR PROTECTION. BREAKDOWNVOLTAGE RANGE: From 62 V To 270 V. HOLDING CURRENT: IH= 150 mA min REPETITIVE PE | STMICROELECTRONICS 意法半导体 |
| IC供应商 | 芯片型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
ST |
2016+ |
DIP8 |
6678 |
只做原装,假一罚十,公司可开17%增值税发票! |
|||
ST |
24+ |
SOP8 |
20000 |
全新原厂原装,进口正品现货,正规渠道可含税!! |
|||
ST |
2511 |
SOP-8 |
16900 |
电子元器件采购降本30%!原厂直采,砍掉中间差价 |
|||
SST |
原厂封装 |
9800 |
原装进口公司现货假一赔百 |
||||
NS/ST |
专业铁帽 |
CAN8 |
67500 |
铁帽原装主营-可开原型号增税票 |
|||
ST/意法半导体 |
25+ |
SOP-8 |
3876 |
全新原装正品支持含税 |
|||
NS/国半 |
23+ |
SOP-8 |
5336 |
一级代理原厂VIP渠道,专注军工、汽车、医疗、工业、 |
|||
NS |
2015+ |
SOP/DIP |
19889 |
一级代理原装现货,特价热卖! |
|||
NS |
22+ |
TO-39 |
20000 |
只做原装 品质保障 |
|||
ST/意法 |
22+ |
5000 |
只做原装鄙视假货15118075546 |
A257K规格书下载地址
A257K参数引脚图相关
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- A257
- A256-SBGA
- A256S30BTP-G75
- A2-56R-C
- A256-PBA
- A256BSURSYGWS530A3
- A256-9308-XX-2401
- A2569
- A2568-018
- A2559
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- A253B/G
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- A2536EL
- A2535EM
- A2535EL
A257K数据表相关新闻
A1-ILBT06
A1-ILBT06
2023-2-7A2T27S020GNR1
全新原装现货 支持第三方机构验证
2023-1-5A3213ELHLT-T
A3213ELHLT-TA3213ELHLT-TA3213ELHLT-TA3213ELHLT-T
2021-2-3A2106V-11
A2106V-11,全新原装当天发货或门市自取0755-82732291.
2019-3-3A2106V
A2106V,全新原装当天发货或门市自取0755-82732291.
2019-3-3A2916-双路全桥PWM电机驱动器
UDN2916B,UDN2916EB,并UDN2916LB电机驱动器设计用于驱动一个双极步进电机绕组或双向控制两个直流电机。这两种桥有能力维持45 V和包括内部脉冲宽度调制(PWM)控制输出电流为750毫安。输出都得到了优化低输出饱和压降(小于1.8伏总源,加上在500毫安接收器)。PWM电流控制,最大输出电流为确定用户的选择参考电压和感应电阻。选择两个逻辑电平输入输出电流限制为0,33,67,或100%的最高水平。每座桥的A相输入决定负载电流方向。桥梁包括接地夹和反激式二极管对感应瞬变保护。内部产生的延误防止交叉电流开关电流方向时。特别上电顺序不是必需的。热保护电路禁用的产出,如果芯片温度超
2012-12-7
DdatasheetPDF页码索引
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