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參數(shù)資料
| 型號(hào)： | MC14522BCP |
| 廠商： | MOTOROLA INC |
| 元件分類： | 通用總線功能 |
| 英文描述： | Presettable 4-Bit Down Counters |
| 中文描述： | 4000/14000/40000 SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT DOWN DECADE COUNTER, PDIP16 |
| 封裝： | PLASTIC, DIP-16 |
| 文件頁數(shù)： | 3/10頁 |
| 文件大?。?/td> | 272K |
| 代理商： | MC14522BCP |
MOTOROLA CMOS LOGIC DATA
3
MC14522B MC14526B
Output Rise and Fall Time
tTLH, tTHL = (1.5 ns/pF) CL + 25 ns
tTLH, tTHL = (0.75 ns/pF) CL + 12.5 ns
tTLH, tTHL = (0.55 ns/pF) CL + 9.5 ns
Propagation Delay Time (Inhibit Used as Negative
Edge Clock)
Clock or Inhibit to Q
tPLH, tPHL = (1.7 ns/pF) CL + 465 ns
tPLH, tPHL = (0.66 ns/pF) CL + 197 ns
tPLH, tPHL = (0.5 ns/pF) CL + 135 ns
tTLH,
tTHL
(Figures 4, 5)
5.0
10
15
—
—
—
100
50
40
200
100
80
ns
tPLH,
tPHL
(Figures 4, 5, 6)
5.0
10
15
—
—
—
550
225
160
1100
450
320
ns
Clock or Inhibit to “0”
tPLH, tPHL = (1.7 ns/pF) CL + 155 ns
tPLH, tPHL = (0.66 ns/pF) CL + 87 ns
tPLH, tPHL = (0.5 ns/pF) CL + 65 ns
5.0
10
15
—
—
—
240
130
100
480
260
200
Propagation Delay Time
Pn to Q
tPLH,
tPHL
(Figures 4, 7)
5.0
10
15
—
—
—
260
120
100
520
240
200
ns
Propagation Delay Time
Reset to Q
tPHL
(Figure 8)
5.0
10
15
—
—
—
250
110
80
500
220
160
ns
Propagation Delay Time
Preset Enable to “0”
tPHL,
tPLH
(Figures 4, 9)
5.0
10
15
—
—
—
220
100
80
440
200
160
ns
Clock or Inhibit Pulse Width
tw
(Figures 5, 6)
5.0
10
15
250
100
80
125
50
40
—
—
—
ns
Clock Pulse Frequency (with PE = low)
fmax
(Figures 4, 5, 6)
5.0
10
15
—
—
—
2.0
5.0
6.6
1.5
3.0
4.0
MHz
Clock or Inhibit Rise and Fall Time
tr,
tf
(Figures 5, 6)
5.0
10
15
—
—
—
—
—
—
15
5
4
μ
s
Setup Time
Pn to Preset Enable
tsu
(Figure 10)
5.0
10
15
90
50
40
40
15
10
—
—
—
ns
Hold Time
Preset Enable to Pn
th
(Figure 10)
5.0
10
15
30
30
30
– 15
– 5
0
—
—
—
ns
Preset Enable Pulse Width
tw
(Figure 10)
5.0
10
15
250
100
80
125
50
40
—
—
—
ns
Reset Pulse Width
tw
(Figure 8)
5.0
10
15
350
250
200
175
125
100
—
—
—
ns
Reset Removal Time
trem
(Figure 8)
5.0
10
15
10
20
30
– 110
– 30
– 20
—
—
—
ns
* The formulas given are for the typical characteristics only at 25 C.
#Data labelled “Typ” is not to be used for design purposes but is intended as an indication of the IC’s potential performance.
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| MC14526BCP | 功能描述:計(jì)數(shù)器移位寄存器 3-18V Presettable RoHS:否 制造商:Texas Instruments 計(jì)數(shù)器類型: 計(jì)數(shù)順序:Serial to Serial/Parallel 電路數(shù)量:1 封裝 / 箱體:SOIC-20 Wide 邏輯系列: 邏輯類型: 輸入線路數(shù)量:1 輸出類型:Open Drain 傳播延遲時(shí)間:650 ns 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝:Reel |
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