ZHCSQ37F December 1982 – February 2022 SN54HC4020 , SN74HC4020
PRODUCTION DATA
- 1 特性
- 2 說明
- 3 Revision History
- 4 Pin Configuration and Functions
- 5 Specifications
- 6 Parameter Measurement Information
- 7 Detailed Description
- 8 Power Supply Recommendations
- 9 Layout
- 10Device and Documentation Support
- 11Mechanical, Packaging, and Orderable Information
封裝選項(xiàng)
請參考 PDF 數(shù)據(jù)表獲取器件具體的封裝圖。
機(jī)械數(shù)據(jù) (封裝 | 引腳)
- W|16
- J|16
- FK|20
散熱焊盤機(jī)械數(shù)據(jù) (封裝 | 引腳)
訂購信息
2 說明
’HC4020 器件是 14 級紋波進(jìn)位二進(jìn)制計(jì)數(shù)器，會在時(shí)鐘脈沖的負(fù)邊沿觸發(fā)一次計(jì)數(shù)。當(dāng)清零 (CLR) 輸入變?yōu)楦唠娖綍r(shí)，計(jì)數(shù)器將獨(dú)立于時(shí)鐘 (CLK) 輸入復(fù)位為零（所有輸出為低電平）。
器件信息
| 器件型號 | 封裝(1) | 封裝尺寸（標(biāo)稱值） |
|---|---|---|
| SN74HC4020D | SOIC (16) | 9.90mm × 3.90mm |
| SN74HC4020N | PDIP (16) | 19.31mm × 6.35mm |
| SN74HC4020NS | SO (16) | 6.20mm × 5.30mm |
| SN74HC4020PW | TSSOP (16) | 5.00mm × 4.40mm |
| SN54HC4020J | CDIP (16) | 24.38mm × 6.92mm |
| SNJ54HC4020FK | LCCC (20) | 8.89mm × 8.45mm |
| SNJ54HC4020W | CFP (16) | 10.16mm × 6.73mm |
(1) 如需了解所有可用封裝，請參閱數(shù)據(jù)表末尾的可訂購產(chǎn)品附錄。
功能方框圖