參數(shù)資料
型號: CD40192BM
廠商: National Semiconductor Corporation
元件分類: 通用總線功能
英文描述: Synchronous 4-Bit Up/Down Decade Counter
中文描述: 同步4位向上/向下十年計數(shù)器
文件頁數(shù): 5/6頁
文件大小: 141K
代理商: CD40192BM
Timing Diagrams
CD40192BM/CD40192BC
TL/F/5988–5
Sequence:
1. Clear outputs to zero.
2. Load (preset) to BCD seven.
3. Count up to eight, nine, carry, zero, one and two.
4. Count down to one, zero, borrow, nine, eight and seven.
CD40193BM/CD40193BC
TL/F/5988–6
Sequence:
1. Clear outputs to zero.
2. Load (preset) to binary thirteen.
3. Count up to fourteen, fifteen, carry, zero, one and two.
4. Count down to one, zero, borrow, fifteen, fourteen and thirteen.
5
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