HD74HC490の購入情報と機能
| この部品の機能は「Dual 4-bit Decade Counters」です。 |
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製品の詳細 ( データシート PDF )
| 部品番号 | 部品情報 | メーカー | PDF / カテゴリー |
|---|---|---|---|
| HD74HC490 Data | Dual 4-bit Decade Counters HD74HC490
Dual 4-bit Decade Counters
Description
This circuit contains eight master-slave flip-flops and additional gating to implement two individual 4-bit decade counters. Each decade counter has individual clock, clear and set-to-9 inputs. BCD count sequences of any length up to divide-by-100 ma |
Hitachi Semiconductor |
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関連検索結果
| 部品番号 | 部品情報 | メーカー | |
|---|---|---|---|
| HD74LS152 | 1-of-8 Data Selectors/Multiplexers Unit: mm
19.20 20.32 Max 14 8 6.30 7.40 Max 1
2.39 Max
1.30
7 7.62
0.51 Min
2.54 Min 5.06 Max
2.54 ± 0.25
0.48 ± 0.10
0.25 0.05 0° 15°
+ 0.10
Hitachi Code JEDEC EIAJ Weight (reference value)
DP-14 Conforms Conforms 0.97 g
Unit: mm
10.06 10.5 Max 14 8 5.5 1 7 *0.22 ± 0.05 0.20 ± 0. |
Hitachi Semiconductor |
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| HD74HC534 | Octal D-type Flip-Flops (with 3-state outputs)/Octal D-type Flip-flops (with inverted 3-state outputs) HD74HC374, HD74HC534
Octal D-type Flip-Flops (with 3-state outputs) Octal D-type Flip-flops (with inverted 3-state outputs)
Description
These devices are positive edge triggered flip-flops. The difference between HD74HC374 and HD74HC534 is only that the former is a true outputs and the latter is a |
Hitachi Semiconductor |
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| HD74LVC245A | Octal Bidirectional Transceivers with 3-state Outputs
HD74LVC245A
Octal Bidirectional Transceivers with 3-state Outputs
ADE-205-111B(Z) 3rd Edition December 1996 Description
The HD74LVC245A has eight buffers with three state outputs in a 20 pin package. When (T , R ) is high, data flows from the A inputs to the B outputs, and when (T , R ) is low, |
Hitachi Semiconductor |
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| HD74LS04 | (HD74LS04 / HD74LS05) Hex Inverters(with Open Collector Outputs) HD74LS04 , HD74LS05
Hex Inverters , Hex Inverters (with Open Collector Outputs)
REJ03D0391 0300 Rev.3.00 Jul.13.2005
Features
Ordering Information HD74LS04
Part Name HD74LS04P
Package Type DILP-14 pin SOP-14 pin (JEITA) SOP-14 pin (JEDEC)
Package Code (Previous Code) PRDP0014AB-B (DP-14AV) P |
Hitachi Semiconductor |
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