- 您現在的位置：買賣IC網 > PDF目錄359095 > M74HC191M1R (意法半導體) 4 BIT SYNCHRONOUS UP/DOWN COUNTERS PDF資料下載
參數資料
| 型號： | M74HC191M1R |
| 廠商： | 意法半導體 |
| 元件分類： | 通用總線功能 |
| 英文描述： | 4 BIT SYNCHRONOUS UP/DOWN COUNTERS |
| 中文描述： | 4上/下計數器位同步 |
| 文件頁數： | 8/14頁 |
| 文件大小： | 299K |
| 代理商： | M74HC191M1R |
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.
84
21
18
39
13
11
63
21
18
64
18
15
5
25
37
30
44
40
10
-55 to 125
o
C
54HC
Min.
Max.
175
35
30
105
21
18
180
36
31
160
32
27
Max.
220
44
37
130
26
22
225
45
38
200
40
34
Max.
265
53
45
160
32
27
270
54
46
240
48
41
t
PLH
t
PHL
Propagation
Delay Time
(DATA - Q)
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
t
PLH
t
PHL
Propagation
Delay Time
(ENABLE - RCO)
ns
t
PLH
t
PHL
Propagation
Delay Time
(D/U - RCO)
ns
t
PLH
t
PHL
Propagation
Delay Time
(D/U - MAX/MIN)
ns
f
MAX
Maximum Clock
Frequency
9
4
3.4
17
20
MHz
20
24
t
W(H)
t
W(L)
Minimum Pulse
Width
(CLOCK)
100
20
17
75
15
13
175
35
30
50
10
9
0
0
0
50
10
9
10
125
25
21
95
19
16
220
44
37
60
12
11
0
0
0
60
12
11
10
150
30
26
110
22
19
265
53
45
75
15
13
0
0
0
5
15
13
10
ns
9
t
W(L)
Minimum Pulse
Width
(LOAD)
36
9
8
80
20
17
16
4
3
ns
t
s
Minimum Set-up
Time
(SI, PI - CK)
ns
t
s
Minimum Set-up
Time
(S0, S1 - CK)
ns
t
h
Minimum Hold
Time
ns
t
REM
Minimum
Removal Time
12
3
3
5
111
112
ns
C
IN
Input Capacitance
Power Dissipation
Capacitance
pF
C
PD
(*)
for HC190
for HC191
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/M74HC190/191
8/14
相關PDF資料 |
PDF描述 |
|---|---|
| M74HC191F1R | CA-BAYONET |
| M74HC193 | SYNCHRONOUS UP/DOWN DECADE(,BINARY) COUNTER |
| M74HC193B1R | SYNCHRONOUS UP/DOWN DECADE(,BINARY) COUNTER |
| M74HC193C1R | IGBT Module; Transistor Polarity:N Channel; Collector Emitter Voltage, Vceo:1.2kV; Collector Emitter Saturation Voltage, Vce(sat):3V; Power Dissipation, Pd:2318W; Package/Case:Module; Collector Current:400A |
| M74HC193M1R | 10-Bit, 3 us Quad DAC, Serial Input, Simultaneous Update, Programmable Settling Time, PowerDown 16-TSSOP -40 to 85 |
相關代理商/技術參數 |
參數描述 |
|---|---|
| M74HC191RM13TR | 功能描述:計數器移位寄存器 Sync Up/Dn Counter RoHS:否 制造商:Texas Instruments 計數器類型: 計數順序:Serial to Serial/Parallel 電路數量:1 封裝 / 箱體:SOIC-20 Wide 邏輯系列: 邏輯類型: 輸入線路數量:1 輸出類型:Open Drain 傳播延遲時間:650 ns 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝:Reel |
| M74HC191TTR | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:4 BIT SYNCHRONOUS UP/DOWN COUNTERS |
| M74HC192 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:SYNCHRONOUS UP/DOWN DECADE COUNTER |
| M74HC192B1R | 功能描述:計數器 IC Sync Up/Dn Dec Cntr RoHS:否 制造商:NXP Semiconductors 計數器類型:Binary Counters 邏輯系列:74LV 位數:10 計數法: 計數順序: 工作電源電壓:1 V to 5.5 V 工作溫度范圍:- 40 C to + 125 C 封裝 / 箱體:SOT-109 封裝:Reel |
| M74HC192C1R | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:SYNCHRONOUS UP/DOWN DECADE(,BINARY) COUNTER |
發(fā)布緊急采購，3分鐘左右您將得到回復。