डेटा पत्रक ( Datasheet PDF ) |
भाग संख्या | विवरण | मैन्युफैक्चरर्स | |
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 synchronous UP / DOWN Modulo-1 |
Motorola |
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74LS191 | Synchronous Up/Down 4-bit Binary Counters 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 (reference value)
+ 0.1 |
Hitachi Semiconductor |
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74LS191 | Synchronous 4-Bit Up/Down Counter 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 DM74LS191 circuit is a syn |
Fairchild Semiconductor |
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74LS191 | Synchronous Up/Down Counters SN54190, SN54191, SN54LS190, SN54LS191,
SN74190, SN74191, SN74LS190, SN74LS191 SYNCHRONOUS UP/DOWN COUNTERS WITH DOWN/UP MODE CONTROL
SDLS072 – DECEMBER 1972 – REVISED MARCH 1988
PRODUCTION DATA informatio |
etcTI |
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