參數(shù)資料
型號(hào): M74HC259B1R
廠商: 意法半導(dǎo)體
元件分類: 通用總線功能
英文描述: 8 BIT ADDRESSABLE LATCH
中文描述: 8位可尋址鎖存
文件頁數(shù): 5/12頁
文件大?。?/td> 264K
代理商: M74HC259B1R
AC ELECTRICAL CHARACTERISTICS
(C
L
= 50 pF, Input t
r
= t
f
= 6 ns)
Symbol
Parameter
Test Conditions
Value
-40 to 85
o
C
74HC
Min.
Unit
V
CC
(V)
T
A
= 25
o
C
54HC and 74HC
Min.
Typ.
30
-55 to 125
o
C
54HC
Min.
Max.
75
15
13
140
28
24
190
38
32
150
30
26
115
23
20
75
15
13
75
15
13
50
10
9
25
5
5
5
5
5
0
0
0
10
Max.
95
19
16
175
35
30
240
48
41
190
38
32
145
29
25
90
19
16
90
19
16
60
12
11
30
6
5
5
5
5
0
0
0
10
Max.
110
22
19
210
42
36
285
57
48
225
45
38
175
35
30
115
23
20
115
23
20
75
15
13
40
8
7
5
5
5
0
0
0
10
t
TLH
t
THL
Output Transition
Time
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
ns
8
7
t
PLH
t
PHL
Propagation
Delay Time
(DATA - Q)
56
18
15
76
24
20
57
19
16
45
15
13
28
7
6
24
6
5
12
3
3
ns
t
PLH
t
PHL
Propagation
Delay Time
(A, B, C - Q)
ns
t
PLH
t
PHL
Propagation
Delay Time
(G - Q)
ns
t
PLH
t
PHL
Propagation
Delay Time
(CLEAR - Q)
ns
t
W(L)
Minimum Pulse
Width
(ENABLE)
ns
t
W(L)
Minimum Pulse
Width
(CLEAR)
ns
t
s
Minimum Set-up
Time
(DATA)
ns
t
s
Minimum Set-up
Time
(A, B, C)
ns
t
h
Minimum Hold
Time
(DATA)
ns
t
h
Minimum Hold
Time
(A, B, C)
ns
C
IN
Input Capacitance
Power Dissipation
Capacitance
5
pF
C
PD
(*)
66
pF
(*) C
PD
isdefined asthe value ofthe IC’sinternal equivalent capactance which is calculated from the operating current consumption without load.
(Refer to Test Circuit).Average operting current can be obtained by thefollowingequation. I
CC
(opr) = C
PD
V
CC
f
IN
+ I
CC
M54/M74HC259
5/12
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PDF描述
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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M74HC259RM13TR 功能描述:閉鎖 8-Bit Addrsble Latch RoHS:否 制造商:Micrel 電路數(shù)量:1 邏輯類型:CMOS 邏輯系列:TTL 極性:Non-Inverting 輸出線路數(shù)量:9 高電平輸出電流: 低電平輸出電流: 傳播延遲時(shí)間: 電源電壓-最大:12 V 電源電壓-最小:5 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:SOIC-16 封裝:Reel
M74HC259TTR 功能描述:閉鎖 8B ADDRESSABLE LATCH RoHS:否 制造商:Micrel 電路數(shù)量:1 邏輯類型:CMOS 邏輯系列:TTL 極性:Non-Inverting 輸出線路數(shù)量:9 高電平輸出電流: 低電平輸出電流: 傳播延遲時(shí)間: 電源電壓-最大:12 V 電源電壓-最小:5 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:SOIC-16 封裝:Reel