HD74HC190中文资料日立数据手册PDF规格书
HD74HC190规格书详情
The HD74HC190 and HD74HC191 are synchronous, reverside up/down counters. The HD74HC190 is a 4-bit decade counter and the HD74HC191 is a 4-bit binary counter. Synchronous counting operation is provided by having all flip-flops clocked simultaneously so that the outputs change coincident with each other when so instructed by the steering logic. This mode of operation eliminates the output counting spikes normally associated with asynchronous (ripple clock) counters.
产品属性
- 型号:
HD74HC190
- 制造商:
Renesas Electronics
- 功能描述:
74HC Counter
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
HITACHI |
DIP16 |
9850 |
一级代理 原装正品假一罚十价格优势长期供货 |
询价 | |||
HITACHI |
22+ |
DIP16 |
9600 |
原装现货,优势供应,支持实单! |
询价 | ||
HIT |
三年内 |
1983 |
纳立只做原装正品13590203865 |
询价 | |||
RENESAS/瑞萨 |
23+ |
7300 |
专注配单,只做原装进口现货 |
询价 | |||
RENESAS/瑞萨 |
23+ |
7300 |
专注配单,只做原装进口现货 |
询价 | |||
HITACHI |
2023+ |
DIP16 |
6893 |
十五年行业诚信经营,专注全新正品 |
询价 | ||
HITACHI |
22+ |
DIP16 |
21000 |
原厂原包装。假一罚十。可开13%增值税发票。 |
询价 | ||
Renesas |
589220 |
16余年资质 绝对原盒原盘 更多数量 |
询价 | ||||
22+ |
SOP |
3200 |
绝对原装自家现货!真实库存!欢迎来电! |
询价 | |||
HITACHI |
2102+ |
DIP |
6854 |
只做原厂原装正品假一赔十! |
询价 |