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?? HC20器件包含两个独立的4输入与非门。它们在正逻辑中执行布尔函数Y =(A ?? B ?? C ?? D)\或Y = A \ + B \ + C \ + D \。
Technology Family |
VCC (Min) (V) |
VCC (Max) (V) |
Bits (#) |
Schmitt Trigger |
F @ Nom Voltage (Max) (Mhz) |
ICC @ Nom Voltage (Max) (mA) |
tpd @ Nom Voltage (Max) (ns) |
IOL (Max) (mA) |
Input Type |
Output Type |
Rating |
Operating Temperature Range (C) |
Package Group |
Package Size: mm2:W x L (PKG) |
SN54HC20 | SN74HC20 |
---|---|
HC | HC |
2 | 2 |
6 | 6 |
2 | 2 |
No | No |
70 | 70 |
0.02 | 0.02 |
28 | 28 |
5.2 | 5.2 |
CMOS | CMOS |
CMOS | CMOS |
Military | Catalog |
-55 to 125 | -40 to 85 |
CDIP CFP LCCC | PDIP SO SOIC TSSOP |
See datasheet (CDIP) See datasheet (CFP) 20LCCC: 79 mm2: 8.89 x 8.89(LCCC) | See datasheet (PDIP) 14SO: 80 mm2: 7.8 x 10.2(SO) 14SOIC: 52 mm2: 6 x 8.65(SOIC) 14TSSOP: 32 mm2: 6.4 x 5(TSSOP) |
无样片 |