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M54HCT643F1R中文资料意法半导体数据手册PDF规格书
M54HCT643F1R规格书详情
DESCRIPTION
The M54/74HCT245, HCT640 and HCT643 utilise silicon gate C2MOS technology to achive operating speeds eqivalent to LSTTL devices.
■ HIGH SPEED
tPD = 10 ns (TYP.) at VCC = 5V
■ LOW POWER DISSIPATION
ICC = 4 µA (MAX.) at TA = 25 °C
■ COMPATIBLE WITH TTL OUTPUTS
VIH = 2V (MIN.) VIL = 0.8V (MAX.)
■ OUTPUT DRIVE CAPABILITY
15 LSTTL LOADS
■ SYMMETRICAL OUTPUT IMPEDANCE
|IOH| = IOL = 6 mA (MIN)
■ BALANCED PROPAGATION DELAYS
tPLH = tPHL
■ PIN AND FUNCTION COMPATIBLE
WITH 54/74LS245/640/643
| 供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
OKI. |
1715+ |
SOP |
251156 |
只做原装正品现货假一赔十! |
询价 | ||
OKI |
23+ |
SOP32 |
20000 |
全新原装假一赔十 |
询价 | ||
OKI |
23+ |
SOJ40 |
13000 |
原厂授权一级代理,专业海外优势订货,价格优势、品种 |
询价 | ||
OKI |
1902+ |
PLCC-40 |
2734 |
代理品牌 |
询价 | ||
OKI |
2447 |
SOJ |
100500 |
一级代理专营品牌!原装正品,优势现货,长期排单到货 |
询价 | ||
OKI |
23+ |
TSOP |
50000 |
全新原装正品现货,支持订货 |
询价 | ||
OKI |
08+ |
TSOP |
468 |
一级代理,专注军工、汽车、医疗、工业、新能源、电力 |
询价 | ||
OKI |
25+23+ |
SMD |
41375 |
绝对原装正品现货,全新深圳原装进口现货 |
询价 | ||
OKI |
24+ |
NA/ |
468 |
优势代理渠道,原装正品,可全系列订货开增值税票 |
询价 | ||
Weinschel |
2023+ |
2.92 mm Male - 2.92 mm Male |
200 |
weinschel 衰减器库存大量现货,欢迎电寻 |
询价 |
