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參數(shù)資料
| 型號： | DM7490A |
| 廠商： | Fairchild Semiconductor Corporation |
| 元件分類： | 通用總線功能 |
| 英文描述： | Decade and Binary Counters(十進制和二進制計數(shù)器) |
| 中文描述： | 十年二進制計數(shù)器（十進制和二進制計數(shù)器） |
| 文件頁數(shù)： | 4/5頁 |
| 文件大小： | 47K |
| 代理商： | DM7490A |
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(guān)PDF資料 |
PDF描述 |
|---|---|
| DM7490AN | Decade and Binary Counters |
| 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 |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| DM7490A DIE | 制造商:Texas Instruments 功能描述: |
| DM7490AJ/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 | 功能描述:計數(shù)器 IC RoHS:否 制造商:NXP Semiconductors 計數(shù)器類型:Binary Counters 邏輯系列:74LV 位數(shù):10 計數(shù)法: 計數(shù)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 |
| 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 |
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