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MOTOROLA[Motorola, Inc]
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Part No. |
SN74LS669N SN54LS669 SN54LS669J SN74LS669D
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OCR Text |
...tions are provided by the carry look-ahead circuitry, without additional gating. Two count-enable inputs and a carry output help accomplish this function. Count-enable inputs (P and T) must both be low to count. The level of the up-down inp... |
Description |
SYNCHRONOUS 4-BIT UP/DOWN COUNTER
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File Size |
213.46K /
6 Page |
View
it Online |
Download Datasheet |
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TI
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Part No. |
CD54HCT161F3A
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OCR Text |
... as shown in state diagram. The look-ahead carry feature simplifies serial cascading of the counters. Both count enable inputs (PE and TE) must be high to count. The TE input is gated with the Q outputs of all four stages so that at the max... |
Description |
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File Size |
286.26K /
17 Page |
View
it Online |
Download Datasheet |
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Price and Availability
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