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M74HC190C1R中文资料意法半导体数据手册PDF规格书
M74HC190C1R规格书详情
DESCRIPTION
The M54/74HC190/191 are high speed CMOS4-BIT SYNCHRONOUS UP/DOWN COUNTERS fabricated in silicon gate C2MOS technology.
■ HIGH SPEED
fMAX = 48 MHz (TYP.) AT VCC = 5 V
■ LOW POWER DISSIPATION
ICC = 4 µA (MAX.) AT TA = 25 °C
■ HIGH NOISE IMMUNITY
VNIH = VNIL = 28 VCC (MIN.)
■ OUTPUT DRIVE CAPABILITY
10 LSTTL LOADS
■ SYMMETRICAL OUTPUT IMPEDANCE
|IOH| = IOL = 4 mA (MIN.)
■ BALANCED PROPAGATION DELAYS
tPLH = tPHL
■ WIDE OPERATING VOLTAGE RANGE
VCC (OPR) = 2 V TO 6 V
■ PIN AND FUNCTION COMPATIBLE
WITH 54/74LS190/191
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
ST/意法 |
23+ |
DIP16 |
50000 |
全新原装正品现货,支持订货 |
询价 | ||
ST |
23+ |
SOP16 |
8560 |
受权代理!全新原装现货特价热卖! |
询价 | ||
ST/意法 |
2022+ |
DIP-16 |
8000 |
只做原装支持实单,有单必成。 |
询价 | ||
ST/意法 |
22+ |
DIP-16 |
14100 |
原装正品 |
询价 | ||
STMICROELECT |
05+ |
原厂原装 |
5045 |
只做全新原装真实现货供应 |
询价 | ||
ST |
22+ |
16SO |
9000 |
原厂渠道,现货配单 |
询价 | ||
STM |
23+ |
16-SOIC (0.154 3.90mm Width) |
33500 |
原装正品现货库存QQ:2987726803 |
询价 | ||
ST/意法 |
24+ |
DIP-16 |
5800 |
只做原装,欢迎询价,量大价优 |
询价 | ||
ST |
23+ |
DIP16 |
6000 |
原装正品假一罚百!可开增票! |
询价 | ||
ST |
24+ |
SO-16 |
3200 |
十年品牌!原装现货!!! |
询价 |