參數(shù)資料
型號: MC74HC4538AFG
廠商: ON Semiconductor
文件頁數(shù): 14/16頁
文件大?。?/td> 0K
描述: IC MULTIVIBRATOR DUAL 16-SOEIAJ
產(chǎn)品變化通告: Product Discontinuation 30/Sept/2011
標(biāo)準(zhǔn)包裝: 50
系列: 74HC
邏輯類型: 單穩(wěn)態(tài)
獨(dú)立電路: 2
施密特觸發(fā)器輸入:
傳輸延遲: 30ns
輸出電流高,低: 5.2mA,5.2mA
電源電壓: 2 V ~ 6 V
工作溫度: -55°C ~ 125°C
安裝類型: 表面貼裝
封裝/外殼: 16-SOIC(0.209",5.30mm 寬)
供應(yīng)商設(shè)備封裝: 16-SOEIAJ
包裝: 管件
MC74HC4538A
http://onsemi.com
7
TYPICAL CHARACTERISTICS
Figure 3. Typical Output Pulse Width Constant,
k, versus Supply Voltage
(For output pulse widths
> 100 ms: τ = kRxCx)
Figure 4. Output Pulse Width versus Timing
Capacitance
Figure 5. Normalized Output Pulse Width versus
Power Supply Voltage
0.70
0.60
0.50
0.65
0.55
10 s
1 s
100 ms
10 ms
1 ms
100
ms
10
ms
1
ms
100 ns
1.30
1.20
1.10
1.00
0.90
0.80
123
45
67
0.00001 0.0001
0.001
0.01
0.1
1
10
1
2
3456
7
VCC, POWER SUPPLY VOLTAGE (VOLTS)
CAPACITANCE (
mF)
VCC, POWER SUPPLY VOLTAGE (VOLTS)
(NORMALIZED
T
O
5
V
NUMBER)
TA = 25°C
TA = 25°C
Rx = 100 kW
Cx = 1000 pF
Rx = 1 MW
Cx = 0.1 mF
1 k
W
10 k
W
1 M
W
100 k
W
k,
OUTPUT
PULSE
WIDTH
CONST
ANT
(TYPICAL)
OUTPUT
PULSE
WIDTH
(
τ)
OUTPUT
PULSE
WIDTH
(
τ)
Figure 6. Normalized Output Pulse Width
versus Power Supply Voltage
1.075
1.05
1.025
1.0
0.975
0.95
75 50
25
0
25
50
75
100
125
150
TA, AMBIENT TEMPERATURE (°C)
VCC = 6 V
VCC = 3 V
OUTPUT
PULSE
WIDTH
(
τ)
(NORMALIZED
T
O
25
_
C
NUMBER)
Figure 7. Normalized Output Pulse Width versus
Power Supply Voltage
1.025
1.02
1.015
1.01
1.005
1.00
25
50
75
100
125
TA, AMBIENT TEMPERATURE (°C)
VCC = 5.5 V
VCC = 4.5 V
VCC = 5 V
OUTPUT
PULSE
WIDTH
(
τ)
(NORMALIZED
T
O
25
_
C
NUMBER)
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MC74HC4538AN 功能描述:單穩(wěn)態(tài)多諧振蕩器 3-6V Dual Precision RoHS:否 制造商:Texas Instruments 每芯片元件:1 邏輯系列:LVC 邏輯類型:Monostable Multivibrator 封裝 / 箱體:SSOP-8 傳播延遲時(shí)間:18.6 ns 高電平輸出電流:- 32 mA 低電平輸出電流:32 mA 電源電壓-最大:5.5 V 電源電壓-最小:1.65 V 最大功率耗散: 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝:Reel