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LM239N PDF预览

LM239N

更新时间: 2024-01-06 06:38:44
品牌 Logo 应用领域
摩托罗拉 - MOTOROLA 比较器放大器放大器电路光电二极管
页数 文件大小 规格书
6页 128K
描述
Quad Single Supply Comparators

LM239N 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Active零件包装代码:TSSOP
包装说明:TSSOP, TSSOP14,.25针数:14
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.33.00.01Factory Lead Time:6 weeks
风险等级:0.99放大器类型:COMPARATOR
最大平均偏置电流 (IIB):0.25 µA25C 时的最大偏置电流 (IIB):0.25 µA
最大输入失调电压:9000 µVJESD-30 代码:R-PDSO-G14
JESD-609代码:e3长度:5 mm
湿度敏感等级:1功能数量:4
端子数量:14最高工作温度:85 °C
最低工作温度:-25 °C输出类型:OPEN-COLLECTOR
封装主体材料:PLASTIC/EPOXY封装代码:TSSOP
封装等效代码:TSSOP14,.25封装形状:RECTANGULAR
封装形式:SMALL OUTLINE, THIN PROFILE, SHRINK PITCH包装方法:TR
峰值回流温度(摄氏度):260电源:5 V
认证状态:Not Qualified标称响应时间:700 ns
座面最大高度:1.2 mm子类别:Comparator
最大压摆率:0.5 mA供电电压上限:36 V
标称供电电压 (Vsup):5 V表面贴装:YES
技术:BIPOLAR温度等级:OTHER
端子面层:Matte Tin (Sn)端子形式:GULL WING
端子节距:0.65 mm端子位置:DUAL
处于峰值回流温度下的最长时间:NOT SPECIFIED宽度:4.4 mm
Base Number Matches:1

LM239N 数据手册

 浏览型号LM239N的Datasheet PDF文件第1页浏览型号LM239N的Datasheet PDF文件第2页浏览型号LM239N的Datasheet PDF文件第3页浏览型号LM239N的Datasheet PDF文件第5页浏览型号LM239N的Datasheet PDF文件第6页 
LM339, LM339A, LM239, LM239A, LM2901, M2901V, MC3302  
Figure 7. Driving Logic  
Figure 8. Squarewave Oscillator  
V
CC  
V
4.0 V  
10 k  
CC  
100 k  
R
R
L
S
V
+
in  
R1  
+
+
V
ref  
V
C
O
R1  
V
CC  
R2  
R3  
330 k  
V
CC  
330 k  
R
R1  
= Source Resistance  
S
T1  
R4  
330 k  
R
T2  
S
T1 = T2 = 0.69 RC  
V
(V)  
R
L
kΩ  
CC  
7.2  
Logic  
Device  
f
C(µF)  
CMOS 1/4 MC14001  
TTL 1/4 MC7400  
+15  
100  
10  
R2 = R3 = R4  
R1 R2 // R3 // R4  
+5.0  
APPLICATIONS INFORMATION  
These quad comparators feature high gain, wide  
bandwidth characteristics. This gives the device oscillation  
tendencies if the outputs are capacitively coupled to the  
inputs via stray capacitance. This oscillation manifests itself  
of positive feedback (< 10 mV) is also recommended. It is  
good design practice to ground all unused input pins.  
Differential input voltages may be larger than supply  
voltages without damaging the comparator’s inputs. Voltages  
more negative than –300 mV should not be used.  
during output transitions (V  
to V  
). To alleviate this  
OL  
OH  
situation input resistors < 10 kshould be used. The addition  
Figure 9. Zero Crossing Detector  
(Single Supply)  
Figure 10. Zero Crossing Detector  
(Split Supplies)  
V
0.4 V peak for 1% phase distortion (∆Θ).  
+15 V  
in(min)  
V
in(min)  
V
in  
R4  
220 k  
R5  
220 k  
R1  
8.2 k  
10 k  
V
V
in  
CC  
Θ
Θ
V
6.8 k  
R2  
O
D1  
10 k  
V
O
V
V
in  
CC  
+
15 k  
R3  
10 M  
V
O
V
EE  
∆Θ  
D1 prevents input from going negative by more than 0.6 V.  
V
EE  
R1 + R2 = R3  
R5  
R3  
for small error in zero crossing  
10  
4
MOTOROLA ANALOG IC DEVICE DATA  

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