HD74HC670P 데이터 시트보기 (PDF) - Renesas Electronics
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HD74HC670P Datasheet PDF : 9 Pages
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HD74HC670
Switching Characteristics (CL = 50 pF, Input tr = tf = 6 ns)
Item
Propagation delay
time
Output enable
time
Output disable
time
Pulse width
Setup time
Hold time
Latch time for new
data
Output rise/fall
time
Input capacitance
Symbol VCC (V)
tPLH
2.0
tPHL
4.5
6.0
tPLH
2.0
tPHL
4.5
6.0
tPLH
2.0
tPHL
4.5
6.0
tZH
2.0
tZL
4.5
6.0
tHZ
2.0
tLZ
4.5
6.0
tw
2.0
4.5
6.0
tsu
2.0
4.5
6.0
2.0
4.5
6.0
th
2.0
4.5
6.0
2.0
4.5
6.0
tlatch
2.5
4.5
6.0
tTLH
2.0
tTHL
4.5
6.0
Cin
—
Ta = 25°C
Ta = –40 to +85°C
Min Typ Max Min Max Unit
Test Conditions
— — 160
—
200 ns Read select to Q
— 21 32
—
40
— — 27
—
34
— — 200
—
250 ns Write enable to Q
— 24 40
—
50
— — 34
—
43
— — 150
—
190 ns Data to Q
— 18 30
—
38
— — 26
—
33
— — 150
—
190 ns
— 18 30
—
38
— — 26
—
33
— — 150
—
190 ns
— 17 30
—
38
— — 26
—
33
80 — —
100
— ns
16 — —
20
—
14 — —
17
—
60 — —
75
— ns Data to Write enable
12 4 —
15
—
10 — —
13
—
60 — —
75
— ns Write select to Write enable
12 — —
15
—
10 — —
13
—
50 — —
63
— ns Write enable to Data
10 6 —
13
—
9 ——
11
—
50 — —
63
— ns Write enable to Write select
10 — —
13
—
9 ——
11
—
100 — —
125
— ns
20 — —
25
—
17 — —
21
—
— — 75
—
95 ns
— 5 15
—
19
— — 13
—
16
— 5 10
—
10 pF
Rev.2.00 Mar 30, 2006 page 5 of 8
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