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参数资料
| 型号： | MM74HCT574WMX |
| 厂商： | Fairchild Semiconductor |
| 文件页数： | 4/9页 |
| 文件大小： | 0K |
| 描述： | IC FLIP FLOP OCTAL D 3ST 20-SOIC |
| 标准包装： | 1 |
| 系列： | 74HCT |
| 功能： | 标准 |
| 类型： | D 型总线 |
| 输出类型： | 三态非反相 |
| 元件数： | 1 |
| 每个元件的位元数： | 8 |
| 频率 - 时钟： | 33MHz |
| 延迟时间 - 传输： | 18ns |
| 触发器类型： | 正边沿 |
| 输出电流高，低： | 7.2mA，7.2mA |
| 电源电压： | 4.5 V ~ 5.5 V |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 20-SOIC（0.295"，7.50mm 宽） |
| 包装： | 标准包装 |
| 其它名称： | MM74HCT574WMXDKR |
www.fairchildsemi.com
4
MM
74
H
C
T5
73
MM
74HCT574
AC Electrical Characteristics MM74HCT573
VCC
5.0V, tr tf
6 ns, TA 25qC (unless otherwise specified)
AC Electrical Characteristics MM74HCT573
VCC 5.0V r 10%, tr
tf 6 ns (unless otherwise specified)
Note 5: CPD determines the no load dynamic power consumption, PD CPD VCC2 fICC VCC, and the no load dynamic current consumption,
IS
CPD VCC fICC.
Symbol
Parameter
Conditions
Typ
Guaranteed Limit
Units
tPHL
Maximum Propagation Delay
CL 45 pF
17
27
ns
tPLH
Data to Output
tPHL
Maximum Propagation Delay
CL 45 pF
16
27
ns
tPLH
Latch Enable to Output
tPZH
Maximum Enable Propagation Delay
CL 45 pF
21
30
ns
tPZL
Control to Output
RL 1 k:
tPHZ
Maximum Disable Propagation Delay CL 5 pF
14
23
ns
tPLZ
Control to Output
RL 1 k:
tW
Minimum Clock Pulse Width
15
ns
tS
Minimum Setup Time Data to Clock
5
ns
tH
Minimum Hold Time Clock to Data
12
ns
Symbol
Parameter
Conditions
TA 25q
TA 40 to 85qCTA 55 to 125qC
Units
Typ
Guaranteed Limits
tPHL
Maximum Propagation
CL 50 pF
18
30
38
45
ns
tPLH
Delay Data to Output
tPHL
Maximum Propagation Delay
CL 50 pF
17
30
44
53
ns
tPLH
Latch Enable to Output
tPZH
Maximum Enable Propagation
CL 50 pF
22
30
38
45
ns
tPZL
Delay Control to Output
RL 1 k:
tPHZ
Maximum Disable Propagation
CL 50 pF
15
30
38
45
ns
tPLZ
Delay Control to Output
RL 1 k:
tTHL
Maximum Output
CL 50 pF
6
12
15
18
ns
tTLH
Rise and Fall Time
tW
Minimum Clock Pulse Width
15
20
24
ns
tS
Minimum Setup Time Data to Clock
35
6
8
ns
tH
Minimum Hold Time Clock to Data
4
12
15
18
ns
CIN
Maximum Input Capacitance
10
pF
COUT
Maximum Output Capacitance
20
pF
CPD
Power Dissipation Capacitance
OC
VCC
5pF
(Note 5)
OC
GND
52
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