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Datasheet 74LS49 Equivalent ( PDF ) |
| N.º | Número de pieza | Descripción | Fabricantes | |
| 3 | 74LS49 | BCD-TO-SEVEN-SEGMENT DECODERS/DRIVERS |
 Texas Instruments |
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| 2 | 74LS49 | BCD-to-Seven Segment Decoder Driver(with Open collector outputs) Unit: mm
10.06 10.5 Max 14 8 5.5 1 7 *0.22 ± 0.05 0.20 ± 0.04 2.20 Max 7.80 – 0.30 1.15 0° – 8°
+ 0.20
1.42 Max
1.27 *0.42 ± 0.08 0.40 ± 0.06
0.10 ± 0.10
0.70 ± 0.20
0.15 0.12 M
Hitachi Code JEDEC EIAJ Weight (reference value) FP-14DA — Conforms 0.23 g
*Dimension including the pl |
 Hitachi Semiconductor |
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| 1 | 74LS49 | DUAL DECADE COUNTER SN54/74LS490 DUAL DECADE COUNTER
The SN54 / 74LS490 contains a pair of high-speed 4-stage ripple counters. Each half of the SN54 / 74LS490 has individual Clock, Master Reset and Master Set (Preset 9) inputs. Each section counts in the 8, 4, 2, 1 BCD code.
• • • •
Dual Version of SN54 / 74L |
 Motorola Semiconductors |
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