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PDF 74LS191 ( 数据表 ) |
零件编号 | 功能 ( 描述 ) | 制造商 | ||
4 | 74LS191 | Synchronous 4-Bit Up/Down Counter with Mode Control DM74LS191 Synchronous 4-Bit Up/Down Counter with Mode Control August 1986 Revised February 1999 DM74LS191 Synchronous 4-Bit Up/Down Counter with Mode Control General Description The DM74LS |
Fairchild Semiconductor |
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3 | 74LS191 | Synchronous Up/Down 4-bit Binary Counters(single clock line) 19.20 20.00 Max 16 9 7.40 Max 6.30 Unit: mm 1 1.3 1.11 Max 8 0.51 Min 2.54 Min 5.06 Max 7.62 2.54 ± 0.25 0.48 ± 0.10 0.25 – 0.05 0° – 15° Hitachi Code JEDEC EIAJ Weight (ref |
Hitachi Semiconductor |
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2 | 74LS191 | PRESETTABLE 4-BIT BINARY UP/DOWN COUNTERS PRESETTABLE BCD/DECADE UP/DOWN COUNTERS PRESETTABLE 4-BIT BINARY UP/DOWN COUNTERS The SN54 / 74LS190 is a synchronous UP/ DOWN BCD Decade (8421) Counter and the SN54/ 74LS191 is a synchronou |
Motorola Semiconductors |
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1 | 74LS191 | Synchronous Up/Down Counters With Down/Up Mode Control |
Texas Instruments |
零件编号 | 功能 ( 描述 ) | 制造商 | |
ASJD1200R085 | Normally-ON Trench Silicon Carbide Power JFET |
Micross |
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BA6343 | Stepping motor driver |
ROHM |
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BM63 | Bluetooth 4.2 Stereo Audio Module |
Microchip |
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