VCC 5.0V, t
參數(shù)資料
型號(hào): MM74HCT245WMX
廠商: Fairchild Semiconductor
文件頁數(shù): 4/8頁
文件大?。?/td> 0K
描述: IC TRANSCVR TRI-ST 8BIT 20SOIC
標(biāo)準(zhǔn)包裝: 1
系列: 74HCT
邏輯類型: 收發(fā)器,非反相
元件數(shù): 1
每個(gè)元件的位元數(shù): 8
輸出電流高,低: 7.2mA,7.2mA
電源電壓: 4.5 V ~ 5.5 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 20-SOIC(0.295",7.50mm 寬)
供應(yīng)商設(shè)備封裝: 20-SOIC
包裝: 標(biāo)準(zhǔn)包裝
產(chǎn)品目錄頁面: 1210 (CN2011-ZH PDF)
其它名稱: MM74HCT245WMXDKR
www.fairchildsemi.com
4
MM
74HCT245
AC Electrical Characteristics
VCC 5.0V, tr tf 6 ns, TA
25
qC (unless otherwise specified)
AC Electrical Characteristics
VCC 5.0V r 10%, tr tf 6 ns (unless otherwise specified)
Note 5: CPD determines the no load power consumption, PD CPD VCC2 f ICCVCC, and the no load dynamic current consumption,
IS CPD VCC f ICC.
Symbol
Parameter
Conditions
Typ
Guaranteed
Units
Limit
tPHL, tPLH
Maximum Output
CL 45 pF
16
20
ns
Propagation Delay
tPZL, tPZH
Maximum Output
CL 45 pF
29
40
ns
Enable Time
RL 1 k:
tPLZ, tPHZ
Maximum Output
CL 5 pF
20
25
ns
Disable Time
RL 1 k:
Symbol
Parameter
Conditions
TA 25qCTA 40 to 85qCTA 55 to 125qC
Units
Typ
Guaranteed Limits
tPHL, tPLH Maximum Output
CL 50 pF
17
23
29
34
ns
Propagation Delay
CL 150 pF
24
30
38
45
ns
tPZL
Maximum Output
RL 1 k:
31
42
53
63
ns
Enable Time
CL 50 pF
tPZH
Maximum Output
RL 1 k:
23
33
41
49
ns
Enable Time
CL 50 pF
tPHZ, tPLZ
Maximum Output
RL 1 k:
21
30
38
45
ns
Disable Time
CL 50 pF
tTHL, tTLH
Maximum Output
CL 50 pF
8
12
15
18
ns
Rise and Fall Time
CIN
Maximum Input
10
15
pF
Capacitance
COUT
Maximum Output/Input
20
25
pF
Capacitance
CPD
Power Dissipation
G
VCC (Note 5)
7
pF
Capacitance
G
GND
100
pF
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