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参数资料
| 型号： | MC74AC4040N |
| 厂商： | MOTOROLA INC |
| 元件分类： | 通用总线功能 |
| 英文描述： | 12-STAGE BINARY RIPPLE COUNTER |
| 中文描述： | AC SERIES, ASYN NEGATIVE EDGE TRIGGERED 12-BIT UP BINARY COUNTER, PDIP16 |
| 封装： | PLASTIC, DIP-16 |
| 文件页数： | 4/5页 |
| 文件大小： | 120K |
| 代理商： | MC74AC4040N |
MC74AC4040
5-4
FACT DATA
AC CHARACTERISTICS
(For Figures and Waveforms — See Section 3)
Symbol
Parameter
(V)
74AC
74AC
Unit
No.
VCC*
TA = +25
°
C
CL = 50 pF
TA = –40
°
C
to +85
°
C
CL = 50 pF
Fig.
Min
Typ
Max
Min
Max
fmax
Maximum Clock
Frequency
3.3
5.0
110
130
120
140
100
120
MHz
nCP to Q1
Propagation Delay
nCP to Q1
Propagation Delay
Qn to Qn +1
Propagation Delay
MR to Q
3.3
5.0
2.0
2.0
11
8.0
2.0
2.0
14
10
ns
Qn to Qn +1
3.3
5.0
0
0
5.5
3.5
0
0
6.5
4.5
ns
MR to Q
tHL
3.3
5.0
3.0
3.0
12
10
3.0
3.0
15
12
ns
trec
nCP to MR
Recovery Time
3.3
5.0
0
0
–2.5
–1.5
0
0
ns
tw nCP
Minimum Pulse Width
Clock Pin
3.3
5.0
4.0
3.0
3.5
2.5
4.5
3.5
ns
tw MR
Minimum Pulse Width
Master Reset
3.3
3.0
4.0
3.0
3.5
2.5
4.5
3.5
ns
* Voltage Range 3.3 V is 3.3 V
±
0.3 V.
Voltage Range 5.0 V is 5.0 V
±
0.5 V.
CAPACITANCE
Symbol
Parameter
Value
Typ
Unit
Test Conditions
CIN
Input Capacitance
4.5
pF
VCC = 5.0 V
CPD
Power Dissipation Capacitance
50
pF
VCC = 5.0 V
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| MC74AC4040NG | 功能描述:计数器移位寄存器 2-6V 12-Stage Binary RoHS:否 制造商:Texas Instruments 计数器类型: 计数顺序:Serial to Serial/Parallel 电路数量:1 封装 / 箱体:SOIC-20 Wide 逻辑系列: 逻辑类型: 输入线路数量:1 输出类型:Open Drain 传播延迟时间:650 ns 最大工作温度:+ 125 C 最小工作温度:- 40 C 封装:Reel |
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| MC74AC521 | 制造商:MOTOROLA 制造商全称:Motorola, Inc 功能描述:8-BIT IDENTITY COMPARATOR |
| MC74AC521DW | 制造商:MOTOROLA 制造商全称:Motorola, Inc 功能描述:8-BIT IDENTITY COMPARATOR |
| MC74AC521N | 制造商:MOTOROLA 制造商全称:Motorola, Inc 功能描述:8-BIT IDENTITY COMPARATOR |
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