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參數(shù)資料
| 型號(hào)： | DM74ALS109A |
| 廠(chǎng)商： | Fairchild Semiconductor Corporation |
| 英文描述： | Dual J-K Positive-Edge-Triggered Flip-Flop with Preset and Clear(雙正邊緣觸發(fā)的J-K觸發(fā)器（帶預(yù)置、清除端）) |
| 中文描述： | 雙JK上升沿觸發(fā)器的預(yù)置和清除（雙正邊緣觸發(fā)的JK觸發(fā)器（帶預(yù)置，清除端）） |
| 文件頁(yè)數(shù)： | 4/6頁(yè) |
| 文件大?。?/td> | 55K |
| 代理商： | DM74ALS109A |
www.fairchildsemi.com
4
D
Electrical Characteristics
over recommended operating free-air temperature range. All typical values are measured at V
CC
=
5V, T
A
=
25
°
C.
Symbol
Parameter
Note 4:
The output conditions have been chosen to produce a current that closely approximates one half of the true short circuit output current, I
OS
.
Note 5:
I
CC
is measured with J, K, CLK and PRESET grounded, then with J, K, CLK and CLEAR grounded.
Switching Characteristics
over recommended operating free air temperature range
Symbol
Parameter
Conditions
Min
Typ
Max
Units
V
IK
V
OH
Input Clamp Voltage
V
CC
=
4.5V, I
I
=
18 mA
I
OH
=
400
μ
A
V
CC
=
4.5V to 5.5V
V
CC
=
4.5V
V
IH
=
2V
1.5
V
HIGH Level
Output Voltage
LOW Level
V
CC
2
V
V
OL
I
OL
=
4 mA
0.25
0.4
V
Output Voltage
I
OL
=
8 mA
0.35
0.5
V
I
I
Input Current at Max
V
CC
=
5.5V,
Clock, J, K
0.1
mA
Input Voltage
V
IH
=
7V
Preset, Clear
0.2
I
IH
High Level
V
CC
=
5.5V,
Clock, J, K
20
μ
A
Input Current
V
IH
=
2.7V
Preset, Clear
40
I
IL
Low Level
V
CC
=
5.5V,
Clock, J, K
0.2
mA
Input Current
V
IL
=
0.4V
V
CC
=
5.5V, V
O
=
2.25V
V
CC
=
5.5V (Note 5)
Preset, Clear
0.4
112
4
I
O
(Note 4)
I
CC
Output Drive Current
Supply Current
30
mA
mA
2.4
Conditions
From
To
Min
Max
Units
f
MAX
t
PLH
Maximum Clock Frequency
V
CC
=
4.5V to 5.5V
R
L
=
500
C
L
=
50 pF
34
MHz
Propagation Delay Time
LOW-to-HIGH Level Output
Preset or Clear
Q or Q
3
13
ns
t
PHL
Propagation Delay Time
HIGH-to-LOW Level Output
Preset or Clear
Q or Q
5
15
ns
t
PLH
Propagation Delay Time
LOW-to-HIGH Level Output
Clock
Q or Q
5
16
ns
t
PHL
Propagation Delay Time
HIGH-to-LOW Level Output
Clock
Q or Q
5
18
ns
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| DM74ALS109AMX | J-K-Type Flip-Flop |
| DM74ALS109AM | Dual J-K Positive-Edge-Triggered Flip-Flop |
| DM74ALS109AN | Dual J-K Positive-Edge-Triggered Flip-Flop |
| DM74ALS10AM | Replaced by SN74LVC652A : Octal Bus Transceiver And Register With 3-State Outputs 24-SOIC -40 to 85 |
| DM74ALS10A | Triple 3-Input NAND Gate(三3輸入與非門(mén)) |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| DM74ALS109AJ/A+ | 制造商:未知廠(chǎng)家 制造商全稱(chēng):未知廠(chǎng)家 功能描述:J-K-Type Flip-Flop |
| DM74ALS109AM | 功能描述:觸發(fā)器 Dl J-K Flip-Flop RoHS:否 制造商:Texas Instruments 電路數(shù)量:2 邏輯系列:SN74 邏輯類(lèi)型:D-Type Flip-Flop 極性:Inverting, Non-Inverting 輸入類(lèi)型:CMOS 輸出類(lèi)型: 傳播延遲時(shí)間:4.4 ns 高電平輸出電流:- 16 mA 低電平輸出電流:16 mA 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:X2SON-8 封裝:Reel |
| DM74ALS109AM/A+ | 制造商:未知廠(chǎng)家 制造商全稱(chēng):未知廠(chǎng)家 功能描述:J-K-Type Flip-Flop |
| DM74ALS109AM/B+ | 制造商:未知廠(chǎng)家 制造商全稱(chēng):未知廠(chǎng)家 功能描述:J-K-Type Flip-Flop |
| DM74ALS109AM_Q | 功能描述:觸發(fā)器 Dl J-K Flip-Flop RoHS:否 制造商:Texas Instruments 電路數(shù)量:2 邏輯系列:SN74 邏輯類(lèi)型:D-Type Flip-Flop 極性:Inverting, Non-Inverting 輸入類(lèi)型:CMOS 輸出類(lèi)型: 傳播延遲時(shí)間:4.4 ns 高電平輸出電流:- 16 mA 低電平輸出電流:16 mA 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:X2SON-8 封裝:Reel |
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