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参数资料
| 型号： | LM339 |
| 厂商： | ON SEMICONDUCTOR |
| 英文描述： | Single Supply Quad Comparators(四电压比较器) |
| 中文描述： | 单电源四路比较（四电压比较器） |
| 文件页数： | 6/10页 |
| 文件大小： | 115K |
| 代理商： | LM339 |
LM339, LM239, LM2901, LM2901V, NCV2901, MC3302
http://onsemi.com
5
Figure 4. Normalized Input Offset Voltage
Figure 5. Input Bias Current
Figure 6. Output Sink Current versus
Output Saturation Voltage
Typical Characteristics
(VCC = 15 Vdc, TA = +25°C (each comparator) unless otherwise noted.)
TA, AMBIENT TEMPERATURE (°C)
VCC, POWER SUPPLY VOLTAGE (Vdc)
NORMALIZED
OFFSET
VOL
TAGE
Vsat, OUTPUT SATURATION VOLTAGE (mV)
I
,OUTPUT
CURRENT
(mA)
O
1.40
1.20
1.00
0.80
0.60
50
25
0
25
50
75
100
125
48
42
36
30
24
18
12
6.0
0
4.0
8.0
12
16
20
24
28
32
TA = 55° C
TA = +25° C
TA = +125°C
I
INPUT
BIAS
CURRENT
(nA)
IB,
8.0
7.0
6.0
5.0
4.0
3.0
2.0
1.0
0
100
200
300
400
500
TA = +25° C
TA = 55° C
TA = +125°C
0
Figure 7. Driving Logic
Figure 8. Squarewave Oscillator
Logic
Device
VCC
(V)
RL
k
W
CMOS
TTL
1/4 MC14001
1/4 MC7400
+15
+5.0
100
10
RS = Source Resistance
R1
] RS
T1 = T2 = 0.69 RC
f
[
7.2
C(
mF)
R2 = R3 = R4
R1
[ R2 // R3 // R4
+
VCC
Vin
Vref
VCC ≥ 4.0 V
VCC
+
C
330 k
R4
330 k
R3
R1
100 k
10 k
R1
T1
T2
VCC
VO
RS
RL
R2
330 k
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相关代理商/技术参数 |
参数描述 |
|---|---|
| LM339 WAF | 制造商:Texas Instruments 功能描述: |
| LM339/A | 制造商:未知厂家 制造商全称:未知厂家 功能描述:Analog Comparator |
| LM339/D | 制造商:未知厂家 制造商全称:未知厂家 功能描述:Quad Single Supply Comparator |
| LM339_05 | 制造商:UTC-IC 制造商全称:UTC-IC 功能描述:QUAD DIFFERENTIAL COMPARATOR |
| LM339_07 | 制造商:ONSEMI 制造商全称:ON Semiconductor 功能描述:Single Supply Quad Comparators |
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