SWITCHING CHARACTERISTICS (Note 5) (CL = 50 pF, T" />
參數(shù)資料
型號: MC14018BDR2
廠商: ON Semiconductor
文件頁數(shù): 4/7頁
文件大?。?/td> 0K
描述: IC COUNTER N PRESET 16-SOIC
標準包裝: 2,500
系列: 4000B
邏輯類型: 除以 N
元件數(shù): 1
每個元件的位元數(shù): 5
復位: 異步
計時: 同步
計數(shù)速率: 8MHz
觸發(fā)器類型: 正邊沿
電源電壓: 3 V ~ 18 V
工作溫度: -55°C ~ 125°C
安裝類型: 表面貼裝
封裝/外殼: 16-SOIC(0.154",3.90mm 寬)
供應商設備封裝: 16-SOIC
包裝: 帶卷 (TR)
MC14018B
http://onsemi.com
4
SWITCHING CHARACTERISTICS (Note 5) (CL = 50 pF, TA = 25_C)
Characteristic
Symbol
VDD
Vdc
All Types
Unit
Min
Typ
(Note 6)
Max
Output Rise and Fall Time
tTLH, tTHL = (1.35 ns/pF) CL + 32 ns
tTLH, tTHL = (0.6 ns/pF) CL + 20 ns
tTLH, tTHL = (0.4 ns/pF) CL + 20 ns
tTLH, tTHL
5.0
10
15
100
50
40
200
100
80
ns
Propagation Delay Time
Clock to Q
tPLH, tPHL = (0.90 ns/pF) CL + 265 ns
tPLH, tPHL = (0.36 ns/pF) CL + 102 ns
tPLH, tPHL = (0.26 ns/pF) CL + 72 ns
tPLH,
tPHL
5.0
10
15
310
120
85
620
240
170
ns
Reset to Q
tPLH = (0.90 ns/pF) CL + 325 ns
tPLH = (0.36 ns/pF) CL + 132 ns
tPLH = (0.26 ns/pF) CL + 81 ns
5.0
10
15
370
150
100
740
300
200
ns
Preset Enable to Q
tPLH, tPHL = (0.90 ns/pF) CL + 325 ns
tPLH, tPHL = (0.36 ns/pF) CL + 132 ns
tPLH, tPHL = (0.26 ns/pF) CL + 81 ns
5.0
10
15
370
150
100
740
300
200
ns
Setup Time
Data (Pin 1) to Clock
tsu
5.0
10
15
200
100
80
0
ns
Jam Inputs to Preset Enable
5.0
10
15
200
100
80
0
ns
Data (Jam Inputs)toPreset
Enable Hold Time
th
5.0
10
15
540
500
480
270
250
240
ns
Clock Pulse Width
tWH
5.0
10
15
400
200
160
200
100
80
ns
Reset or Preset Enable
Pulse Width
tWH
5.0
10
15
290
130
110
145
65
55
ns
Clock Rise and Fall Time
tTLH, tTHL
5.0
10
15
No Limit
ns
Clock Pulse Frequency
fcl
5.0
10
15
2.5
6.5
8.0
1.25
3.25
4.0
MHz
5. The formulas given are for the typical characteristics only at 25_C.
6. Data labelled “Typ” is not to be used for design purposes but is intended as an indication of the IC’s potential performance.
Figure 1. Switching Time Waveforms
ANY INPUT
ANY OUTPUT
20 ns
90%
50%
10%
VDD
VSS
VOH
VOL
tPLH
tPHL
tTLH
tTHL
90%
50%
10%
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