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參數(shù)資料
| 型號： | DM7490AN |
| 廠商： | FAIRCHILD SEMICONDUCTOR CORP |
| 元件分類： | 通用總線功能 |
| 英文描述： | Decade and Binary Counters |
| 中文描述： | TTL/H/L SERIES, ASYN NEGATIVE EDGE TRIGGERED 3-BIT UP DECADE COUNTER, PDIP14 |
| 封裝： | 0.300 INCH, PLASTIC, MS-001, DIP-14 |
| 文件頁數(shù)： | 4/5頁 |
| 文件大?。?/td> | 47K |
| 代理商： | DM7490AN |
www.fairchildsemi.com
4
D
AC Switching Characteristics
at V
CC
=
5V and T
A
=
25
°
C
Symbol
Parameter
From (Input)
R
L
=
400
, C
L
=
15 pF
Min
32
16
Units
To (Output)
A to Q
A
B to Q
B
Max
f
MAX
Maximum Clock
Frequency
Propagation Delay Time
MHz
t
PLH
A to Q
A
16
ns
LOW-to-HIGH Level Output
Propagation Delay Time
HIGH-to-LOW Level Output
t
PHL
A to Q
A
18
ns
t
PLH
Propagation Delay Time
LOW-to-HIGH Level Output
Propagation Delay Time
A to Q
D
48
ns
t
PHL
A to Q
D
50
ns
HIGH-to-LOW Level Output
Propagation Delay Time
LOW-to-HIGH Level Output
t
PLH
B to Q
B
16
ns
t
PHL
Propagation Delay Time
HIGH-to-LOW Level Output
Propagation Delay Time
B to Q
B
21
ns
t
PLH
B to Q
C
32
ns
LOW-to-HIGH Level Output
Propagation Delay Time
HIGH-to-LOW Level Output
t
PHL
B to Q
C
35
ns
t
PLH
Propagation Delay Time
LOW-to-HIGH Level Output
Propagation Delay Time
B to Q
D
32
ns
t
PHL
B to Q
D
35
ns
HIGH-to-LOW Level Output
Propagation Delay Time
LOW-to-HIGH Level Output
t
PLH
SET-9 to Q
A
, Q
D
30
ns
t
PHL
Propagation Delay Time
HIGH-to-LOW Level Output
Propagation Delay Time
SET-9 to Q
B
, Q
C
40
ns
t
PHL
SET-0
40
ns
HIGH-to-LOW Level Output
Any Q
相關PDF資料 |
PDF描述 |
|---|---|
| DM74ALS00 | Quad 2-Input NAND Gate |
| DM74ALS00AM | Quad 2-Input NAND Gate |
| DM74ALS00AN | Low-Offset Voltage Operational Amplifier 8-SOIC 0 to 70 |
| DM74ALS00ASJ | Low-Offset Voltage Operational Amplifier 8-SOIC 0 to 70 |
| DM74ALS00A | Quad 2-Input NAND Gate(四2輸入與非門) |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| DM7490AN/A+ | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Asynchronous Up Counter |
| DM7490AN/B+ | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Asynchronous Up Counter |
| DM7491AN | 制造商:Texas Instruments 功能描述: |
| DM7492AJ/A+ | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Asynchronous Up Counter |
| DM7492AN | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Asynchronous Up Counter |
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