參數(shù)資料
型號(hào): 74ACTQ543
廠商: Fairchild Semiconductor Corporation
英文描述: Quiet Series⑩ Octal Registered Transceiver with 3-STATE Outputs
中文描述: 安靜系列⑩八路注冊(cè)收發(fā)器三態(tài)輸出
文件頁(yè)數(shù): 6/9頁(yè)
文件大?。?/td> 93K
代理商: 74ACTQ543
www.fairchildsemi.com
6
7
AC Electrical Characteristics for ACTQ
Note 16:
Voltage Range 5.0 is 5.0V
±
0.5V
Note 17:
Skew is defined as the absolute value of the difference between the actual propagation delay for any two outputs within the same packaged device.
The specification applies to any outputs switching in the same direction, either HIGH-to-LOW (t
OSHL
) or LOW-to-HIGH (t
OSLH
). Parameter guaranteed by
design. Not tested.
AC Operating Requirements for ACTQ
Note 18:
Voltage Range 5.0 is 5.0V
±
0.5V
Capacitance
V
CC
T
A
=
+
25
°
C
C
L
=
50 pF
Typ
T
A
=
40
°
C to
+
85
°
C
C
L
=
50 pF
Min
Symbol
Parameter
(V)
Units
(Note 16)
Min
Max
Max
t
PLH
t
PHL
Propagation Delay
Transparent Mode
5.0
1.5
5.5
7.5
1.5
8.0
ns
A
n
to B
n
or B
n
to A
n
Propagation Delay
LEBA, LEAB
t
PLH
t
PHL
5.0
1.5
6.5
8.5
1.5
9.0
ns
to A
n
, B
n
Output Enable Time
OEBA or OEAB to A
n
or B
n
CEBA or CEAB to A
n
or B
n
Output Disable Time
OEBA or OEAB to A
n
or B
n
CEBA or CEAB to A
n
or B
n
Output to Output
Skew (Note 17)
t
PZH
t
PZL
5.0
1.5
8.0
10.0
1.5
10.5
ns
t
PHZ
t
PLZ
5.0
1.0
5.5
7.5
1.0
8.0
ns
t
OSHL
t
OSLH
5.0
0.5
1.0
1.0
ns
V
CC
T
A
=
+
25
°
C
C
L
=
50 pF
Typ
T
A
=
40
°
C to
+
85
°
C
C
L
=
50 pF
Guaranteed Minimum
Symbol
Parameter
(V)
Units
(Note 18)
t
S
Setup Time, HIGH or LOW
5.0
3.0
3.0
ns
A
n
or B
n
to LEBA or LEAB
Hold Time, HIGH or LOW
A
n
or B
n
to LEBA or LEAB
Latch Enable
Pulse Width, LOW
t
S
5.0
1.5
1.5
ns
t
W
5.0
4.0
4.0
ns
Symbol
Parameter
Typ
4.5
70.0
Units
pF
pF
Conditions
V
CC
=
OPEN
V
CC
=
5.0V
C
IN
C
PD
Input Capacitance
Power Dissipation Capacitance
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74ACTQ543SC 功能描述:總線收發(fā)器 Octal Reg Trans RoHS:否 制造商:Fairchild Semiconductor 邏輯類型:CMOS 邏輯系列:74VCX 每芯片的通道數(shù)量:16 輸入電平:CMOS 輸出電平:CMOS 輸出類型:3-State 高電平輸出電流:- 24 mA 低電平輸出電流:24 mA 傳播延遲時(shí)間:6.2 ns 電源電壓-最大:2.7 V, 3.6 V 電源電壓-最小:1.65 V, 2.3 V 最大工作溫度:+ 85 C 封裝 / 箱體:TSSOP-48 封裝:Reel
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