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參數(shù)資料
型號: MC74LCX574MEL
廠商: ON Semiconductor
文件頁數(shù): 2/9頁
文件大?。?/td> 0K
描述: IC FLIP FLOP NONINV OCT 20SOEIAJ
產(chǎn)品變化通告: Product Obsolescence 24/Jan/2011
標(biāo)準(zhǔn)包裝: 2,000
系列: 74LCX
功能: 標(biāo)準(zhǔn)
類型: D 型總線
輸出類型: 三態(tài)非反相
元件數(shù): 1
每個(gè)元件的位元數(shù): 8
頻率 - 時(shí)鐘: 150MHz
延遲時(shí)間 - 傳輸: 1.5ns
觸發(fā)器類型: 正邊沿
輸出電流高,低: 24mA,24mA
電源電壓: 2 V ~ 3.6 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 20-SOIC(0.209",5.30mm 寬)
包裝: 帶卷 (TR)
MC74LCX574
http://onsemi.com
2
Figure 1. Pinout: 20Lead (Top View)
19
20
18
17
16
15
14
2
1
3456
7
VCC
13
8
12
9
11
10
O0
O1
O2
O3
O4
O5
O6
O7
CP
OE
D0
D1
D2
D3
D4
D5
D6
D7
GND
Figure 2. Logic Diagram
PIN NAMES
Function
Output Enable Input
Clock Pulse Input
Data Inputs
3State Outputs
Pins
OE
CP
D0D7
O0O7
O0
D0
O1
D1
O2
D2
O3
D3
O4
D4
O5
D5
O6
D6
O7
D7
CP
Q
D
CP
Q
D
CP
Q
D
CP
Q
D
CP
Q
D
CP
Q
D
CP
Q
D
CP
Q
D
CP
OE
11
1
2
3
4
5
6
7
8
9
19
18
17
16
15
14
13
12
TRUTH TABLE
INPUTS
INTERNAL
LATCHES
OUTPUTS
OE
CP
Dn
Q
On
OPERATING MODE
L
l
h
L
H
L
H
Load and Read Register
L
X
NC
Hold and Read Register
H
X
NC
Z
Hold and Disable Outputs
H
l
h
L
H
Z
Load Internal Register and Disable Outputs
H
= High Voltage Level
h
= High Voltage Level One Setup Time Prior to the LowtoHigh Clock Transition
L
= Low Voltage Level
l
= Low Voltage Level One Setup Time Prior to the LowtoHigh Clock Transition
NC = No Change
X
= High or Low Voltage Level and Transitions are Acceptable
Z
= High Impedance State
= LowtoHigh Transition
= Not a LowtoHigh Transition; For ICC Reasons, DO NOT FLOAT Inputs
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