AC ELECTRICAL CHARACTERISTICS (VCC
參數(shù)資料
型號: MC74HCT241ADTR2G
廠商: ON Semiconductor
文件頁數(shù): 4/9頁
文件大?。?/td> 0K
描述: BUFFER NONINERVRTING DR TSSOP 20
標(biāo)準包裝: 2,500
系列: 74HCT
邏輯類型: 緩沖器/線路驅(qū)動器,非反相
元件數(shù): 2
每個元件的位元數(shù): 4
輸出電流高,低: 6mA,6mA
電源電壓: 4.5 V ~ 5.5 V
工作溫度: -55°C ~ 125°C
安裝類型: 表面貼裝
封裝/外殼: 20-TSSOP(0.173",4.40mm 寬)
供應(yīng)商設(shè)備封裝: 20-TSSOP
包裝: 帶卷 (TR)
MC74HCT241A
http://onsemi.com
4
AC ELECTRICAL CHARACTERISTICS (VCC = 5.0 V ± 10%, CL = 50 pF, Input tr = tf = 6 ns)
Symbol
Parameter
Guaranteed Limit
Unit
– 55 to
25_C
v 85_C
v 125_C
tPLH,
tPHL
Maximum Propagation Delay, A to YA or B to YB
(Figures 1 and 3)
23
29
35
ns
tPLZ,
tPHZ
Maximum Propagation Delay, Output Enable to YA or YB
(Figures 2 and 4)
30
38
45
ns
tPZL,
tPZH
Maximum Propagation Delay, Output Enable to YA or YB
(Figures 2 and 4)
26
33
39
ns
tTLH,
tTHL
Maximum Output Transition Time, Any Output
(Figures 1 and 3)
12
15
18
ns
Cin
Maximum Input Capacitance
10
pF
Cout
Maximum ThreeState Output Capacitance (Output in HighImpedance
State)
15
pF
CPD
Power Dissipation Capacitance (Per Enabled Output)*
Typical @ 25°C, VCC = 5.0 V
pF
55
* Used to determine the noload dynamic power consumption: PD = CPD VCC2f + ICC VCC.
SWITCHING WAVEFORMS
Figure 1.
Figure 2.
*Includes all probe and jig capacitance
CL*
TEST POINT
DEVICE
UNDER
TEST
OUTPUT
Figure 3. Test Circuit
*Includes all probe and jig capacitance
CL*
TEST POINT
DEVICE
UNDER
TEST
OUTPUT
Figure 4. Test Circuit
CONNECT TO VCC WHEN
TESTING tPLZ AND tPZL.
CONNECT TO GND WHEN
TESTING tPHZ AND tPZH.
1 k
Ω
ENABLE A
ENABLE B
OUTPUT Y
3 V
GND
3 V
GND
HIGH
IMPEDANCE
HIGH
IMPEDANCE
VOL
VOH
1.3 V
90%
10%
tPZL
tPLZ
tPZH
tPHZ
3 V
GND
tf
tr
INPUT
A OR B
OUTPUT
YA OR YB
0.3 V
1.3 V
2.7 V
10%
1.3 V
90%
tTLH
tPLH
tPHL
tTHL
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