參數(shù)資料
型號： MM74HCT244SJ
廠商： FAIRCHILD SEMICONDUCTOR CORP
元件分類： 通用總線功能
英文描述： ANA AIRCORE TACH/SPEED; Package: PDIP-16; No of Pins: 16; Container: Tube; Qty per Container: 25
中文描述： HCT SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, PDSO20
封裝： 5.30 MM, EIAJ TYPE2, SOP-20
文件頁數(shù)： 4/7頁
文件大小： 94K
代理商： MM74HCT244SJ
www.fairchildsemi.com
4
M
AC Electrical Characteristics
MM74HCT240, MM74HCT244 V
CC
=
5.0V, t
r
=
t
f
=
6 ns, T
A
=
25
°
C (unless otherwise specified)
AC Electrical Characteristics
MM74HCT240, MM74HCT244 V
CC
=
5.0V
±
10%, t
r
=
t
f
=
6 ns (unless otherwise specified)
Note 5:
C
PD
determines the no load dynamic power consumption, P
D
=
C
PD
V
CC
2 f
+
I
CC
V
CC
, and the no load dynamic current consumption,
I
S
=
C
PD
V
CC
f
+
I
CC
.
Symbol
Parameter
Conditions
Typ
Guaranteed
Limits
18
Units
t
PHL
, t
PLH
Maximum Output
C
L
=
45 pF
14
ns
Propagation Delay
Maximum Output
Enable Time
t
PZL
, t
PZH
C
L
=
45 pF
R
L
=
1 k
C
L
=
5 pF
R
L
=
1 k
20
30
ns
t
PLZ
, t
PHZ
Maximum Output
Disable Time
16
25
ns
Symbol
Parameter
Conditions
T
A
=
25
°
C
Typ
14
20
21
T
A
=
40 to 85
°
C T
A
=
55
°
to 125
°
C
Guaranteed Limits
25
35
38
Units
t
PHL
, t
PLH
Maximum Output
Propagation Delay
Maximum Output
C
L
=
50 pF
C
L
=
150 pF
R
L
=
1 k
20
28
30
30
42
45
ns
ns
ns
t
PZH
, t
PZL
C
L
=
50 pF
C
L
=
150 pF
Enable Time
Maximum Output
Disable Time
26
16
42
25
53
32
63
38
ns
ns
t
PHZ
, t
PLZ
R
L
=
1 k
C
L
=
50 pF
C
L
=
50 pF
t
THL
, t
TLH
Maximum Output
Rise and Fall Time
Maximum Input
6
12
15
18
ns
C
IN
10
15
15
15
pF
Capacitance
Maximum Output
Capacitance
C
OUT
15
20
20
20
pF
C
PD
Power Dissipation
Capacitance (Note 5)
(per buffer)
G
=
V
CC
, G
=
GND
G
=
GND, G
=
V
CC
5
pF
90
pF
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MM74HCT244SJX 功能描述:緩沖器和線路驅(qū)動器 Octal 3-STATE Buffer RoHS:否 制造商:Micrel 輸入線路數(shù)量:1 輸出線路數(shù)量:2 極性:Non-Inverting 電源電壓-最大:+/- 5.5 V 電源電壓-最小:+/- 2.37 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Reel
MM74HCT244SJX_NL 功能描述:緩沖器和線路驅(qū)動器 FINISHED GOOD RoHS:否 制造商:Micrel 輸入線路數(shù)量:1 輸出線路數(shù)量:2 極性:Non-Inverting 電源電壓-最大:+/- 5.5 V 電源電壓-最小:+/- 2.37 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Reel
MM74HCT244WM 功能描述:緩沖器和線路驅(qū)動器 Octal 3-STATE Buffer RoHS:否 制造商:Micrel 輸入線路數(shù)量:1 輸出線路數(shù)量:2 極性:Non-Inverting 電源電壓-最大:+/- 5.5 V 電源電壓-最小:+/- 2.37 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Reel
MM74HCT244WM 制造商:Fairchild Semiconductor Corporation 功能描述:74HCT CMOS SMD 74HCT244 SOIC20
MM74HCT244WM_Q 功能描述:緩沖器和線路驅(qū)動器 Octal 3-STATE Buffer RoHS:否 制造商:Micrel 輸入線路數(shù)量:1 輸出線路數(shù)量:2 極性:Non-Inverting 電源電壓-最大:+/- 5.5 V 電源電壓-最小:+/- 2.37 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Reel
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