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參數(shù)資料
| 型號： | I74F50729D-T |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 鎖存器 |
| 英文描述： | F/FAST SERIES, DUAL POSITIVE EDGE TRIGGERED D FLIP-FLOP, COMPLEMENTARY OUTPUT, PDSO14 |
| 封裝： | PLASTIC, SO-14 |
| 文件頁數(shù)： | 8/12頁 |
| 文件大?。?/td> | 104K |
| 代理商： | I74F50729D-T |
Philips Semiconductors
Product data
74F50729
Synchronizing dual D-type flip-flop with edge-triggered
set and reset and metastable immune characteristics
2003 Jan 20
5
MEAN TIME BETWEEN FAILURES (MTBF) VERSUS t’
78910
1012
1011
1010
109
108
107
106
1014
1015 = fCfI
t’ in nanoseconds
MTBF in seconds
one year
106
108
1010
1012
one week
10,000 years
100 years
SF00589
NOTE: VCC = 5 V, Tamb = 25 °C, τ =135 ps, To = 9.8 × 106 sec
Figure 4.
TYPICAL VALUES FOR
τ AND T0 AT VARIOUS VCCS AND TEMPERATURES
VCC
Tamb = 0 °C
Tamb = 25 °C
Tamb = 70 °C
VCC
τ
T0
τ
T0
τ
T0
5.5 V
125 ps
1.0
× 109 sec
138 ps
5.4
× 106 sec
160 ps
1.7
× 105 sec
5.0 V
115 ps
1.3
× 1010 sec
135 ps
9.8
× 106 sec
167 ps
3.9
× 104 sec
4.5 V
115 ps
3.4
× 1013 sec
132 ps
5.1
× 108 sec
175 ps
7.3
× 104 sec
FUNCTION TABLE
INPUTS
OUTPUTS
OPERATING
SD
RD
CP
D
Q
MODE
↑
X
H
L
Asynchronous set
↑
X
L
H
Asynchronous reset
↑
h
H
L
Load ”1”
↑
l
L
H
Load ”0”
↑
X
Hold
NOTES:
1. H = High-voltage level
2. h
= High-voltage level one set-up time prior to low-to-high clock
transition
3. L
= Low-voltage level
4. l
= Low-voltage level one set-up time prior to low-to-high clock
transition
5. NC= No change from the previous set-up
6. X = Don’t care
7.
↑ = Low-to-high clock transition
8.
↑ = Not low-to-high clock transition
LOGIC DIAGRAM
VCC = Pin 14
GND = Pin 7
4, 10
3, 11
SD
CP
Q
5, 9
SF00614
2, 12
D
1, 13
RD
6, 8
Q
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| I74F50729N | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Synchronizing dual D-type flip-flop with edge-triggered set and reset with metastable immune characteristics |
| I74F50729N-B | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Dual D-Type Flip-Flop |
| I74F652AD | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Transceivers/registers |
| I74F652AD-T | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Single 8-bit Bus Transceiver |
| I74F652AN | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Transceivers/registers |
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