ZHCSQK3I March 2003 – February 2025 SN54HCT244 , SN74HCT244
PRODUCTION DATA
- 1
- 1 特性
- 2 應用
- 3 說明
- 4 Pin Configuration and Functions
-
5 Specifications
- 5.1 Absolute Maximum Ratings
- 5.2 ESD Ratings
- 5.3 Recommended Operating Conditions
- 5.4 Thermal Information
- 5.5 Electrical Characteristics - SN54HCT244
- 5.6 Electrical Characteristics - SN74HCT244
- 5.7 Switching Characteristics: SN54HCT244
- 5.8 Switching Characteristics: SN74HCT244
- 5.9 Operating Characteristics
- 5.10 Typical Characteristics
- 6 Parameter Measurement Information
- 7 Detailed Description
- 8 Application and Implementation
- 9 Device and Documentation Support
- 10Revision History
- 11Mechanical, Packaging, and Orderable Information
封裝選項
請參考 PDF 數據表獲取器件具體的封裝圖。
機械數據 (封裝 | 引腳)
- DB|20
- NS|20
- N|20
- DW|20
- PW|20
- DGS|20
散熱焊盤機械數據 (封裝 | 引腳)
訂購信息
4 Pin Configuration and Functions
J, DB, DW, N, NS, PW or DGS Packages, 20-Pin CDIP, CFP, SSOP, SOIC, PDIP, SO, TSSOP, or VSSOP (Top View)
FK Package, 20-Pin LCCC (Top View)Table 4-1 Pin Functions
| PIN | TYPE(1) | DESCRIPTION | |
|---|---|---|---|
| NAME | NO. | ||
| 1 OE | 1 | I | Output enable |
| 1A1 | 2 | I | Input |
| 2Y4 | 3 | O | Output |
| 1A2 | 4 | I | Input |
| 2Y3 | 5 | O | Output |
| 1A3 | 6 | I | Input |
| 2Y2 | 7 | O | Output |
| 1A4 | 8 | I | Input |
| 2Y1 | 9 | O | Output |
| GND | 10 | — | Ground |
| 2A1 | 11 | I | Input |
| 1Y4 | 12 | O | Output |
| 2A2 | 13 | I | Input |
| 1Y3 | 14 | O | Output |
| 2A3 | 15 | I | Input |
| 1Y2 | 16 | O | Output |
| 2A4 | 17 | I | Input |
| 1Y1 | 18 | O | Output |
| 2 OE | 19 | I | Output enable |
| VCC | 20 | — | Power pin |
(1) Signal Types: I = Input, O = Output, I/O = Input or Output.