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LM339ASTN/a2075avaiQuad Comparator
LM139ASTN/a2047avaiLOWPOWER QUAD VOLTAGE COMPARATORS
LM239ASTN/a666avaiQuad Comparator


LM339A ,Quad ComparatorELECTRICAL CHARACTERISTICSo+ -VCC = +5V, VCC = GND, Tamb =25 C (unless otherwise specified)LM139A - ..
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LMH6321MR ,300 mA High Speed Buffer with Adjustable Current Limit 8-SO PowerPAD -40 to 125ELECTRICAL CHARACTERISTICSThe following specifications apply for Supply Voltage = ±15V, V = 0, R≥ 1 ..
LMH6502MA ,Wideband, Low Power, Linear-in-dB Variable Gain AmplifierApplicationstion, the unused input can easily be tied to ground (or to an Variable attenuatorvirtua ..
LMH6502MAX ,Wideband, Low Power, Linear-in-dB Variable Gain AmplifierFeatures™ = ±5V, T = 25˚C, R =1kΩ,R = 174Ω,R = 100Ω,AThe LMH 6502 is a wideband DC coupled differen ..
LMH6503MA ,Wideband, Low Power, Linear Variable Gain AmplifierApplicationstion, the unused input can easily be tied to ground (or to an Variable attenuatorvirtua ..
LMH6503MA ,Wideband, Low Power, Linear Variable Gain AmplifierFeatures™ ±The LMH 6503 is a wideband DC coupled differential input V = 5V, T = 25˚C, R =1kΩ,R = 17 ..
LMH6503MA ,Wideband, Low Power, Linear Variable Gain AmplifierApplicationstion, the unused input can easily be tied to ground (or to an Variable attenuatorvirtua ..


LM139A-LM239A-LM339A
LOWPOWER QUAD VOLTAGE COMPARATORS
WIDE SINGLESUPPLY VOLTAGE RANGE ORDUAL SUPPLIESFOR ALL DEVICES: +2V TO
+36V OR ±1V TO ±18V. VERY LOW SUPPLY CURRENT (1.1mA)
INDEPENDENT OF SUPPLY VOLTAGE
(1.4mW/comparatorat +5V). LOW INPUT BIAS CURRENT: 25nA TYP. LOW INPUT OFFSET CURRENT: ±5nA TYP. LOW INPUT OFFSET VOLTAGE: ±1mV TYP. INPUT COMMON-MODE VOLTAGE RANGE
INCLUDES GROUND. LOW OUTPUT SATURATION VOLTAGE:
250mV TYP.(IO =4mA). DIFFERENTIAL INPUT VOLTAGE RANGE
EQUAL TO THE SUPPLY VOLTAGE. TTL, DTL, ECL, MOS, CMOS COMPATIBLE
OUTPUTS
DESCRIPTION

Thesedevices consistof fourindependentprecision
voltage comparators withan offset voltage specifi-
cationsas lowas 2mV max for LM339A, LM239A
and LM139A.All thesecomparatorswere designed
specificallyto operate froma single power supply
overa wide rangeof voltages. Operation from split
power suppliesis also possible.
Thesecomparators also havea unique characteris-
ticin that the input common-mode voltage range
includesground even thoughoperatedfroma single
power supply voltage.
ORDER CODES
Part
Number
Temperature
Range
Package
NDP

LM139,A -55, +125oC •• •
LM239,A -40, +105oC •• •
LM339,A 0, +70oC •• •
Example: LM139AN 8
Output2
Output4
Output3
Non-invertinginput4CC
Non-invertinginput3
Invertinginput4CC+
Output1
Invertinginput1
Non-invertinginput2
Invertinginput3
Non-invertinginput1
Invertinginput2
PIN CONNECTIONS
(top view)
DIP14

(Plastic Package)
SO14

(Plastic Micropackage)
LOW POWER QUAD VOLTAGE COMPARATORS
LM139,A
LM239,A-LM339,A

June 1998
TSSOP14

(Thin Shrink Small Outline Package)
1/10
ABSOLUTE MAXIMUM RATINGS
Symbol Parameter LM139,A
LM239,A LM339,A Unit

VCC Supply Voltage ±18to36 ±18to36 V
Vid Differential Input Voltage ±36 ±36 V Input Voltage -0.3to +36 -0.3to +36 V
Output Short-circuitto Ground- (note1) Infinite
Ptot Power Dissipation 570 570 mW
Toper Operating Free-air Temperature Range
LM239,A
-55, +125
-40, +105 +70 oC
Tstg Storage Temperature Range -65, +150 -65, +150 oC
Notes:
1. Short-circuit from the outputto VCC+ can cause excessive heating and eventual destruction. The maximum
output currentis approximately 20mA, independentof the magnitudeof VCC+.
Non-inverting
Input
Inverting
Input
3.5μA100μA 3.5μA100μAVVV
SCHEMATIC DIAGRAM
(1/4 LM139)
LM139,A- LM239,A- LM339,A

2/10
ELECTRICAL CHARACTERISTICS
VCC+= +5V, VCC-= GND, Tamb =25oC (unless otherwise specified)
Symbol Parameter
LM139A- LM239A
LM339A
LM139- LM239
LM339 Unit
Min. Typ. Max. Min. Typ. Max.

Vio Input Offset Voltage– (note2)
Tamb= +25oC
Tmin.≤ Tamb≤ Tmax.
Iio Input Offset Current
Tamb= +25oC
Tmin.≤ Tamb≤ Tmax.
Iib Input Bias Current(II+orII–)- (note3)
Tamb= +25oC
Tmin.≤ Tamb≤ Tmax. 100
300 250
Avd Large Signal Voltage Gain
(VCC= 15V,RL =15kΩ,VO=1to 11V) 50 200 50 200
V/mV
ICC Supply Current (all comparators)
VCC= +5V,no load
VCC= +30V,no load
Vicm Input Common Mode Voltage Range- (note4)
(VCC= 30V)
Tamb= +25oC
Tmin.≤ Tamb≤ Tmax.
VCC+-1.5
VCC+-2
VCC+ -1.5
VCC+-2
Vid Differential Input Voltage- (note6) VCC+ VCC+ V
VOL Low Level Output Voltage
(Vid= -1V, Isink= 4mA)
Tamb= +25oC
Tmin.≤ Tamb≤ Tmax.
250 400
250 400
IOH High Level Output Current(Vid= 1V)
(VCC =VO= 30V)
Tamb= +25oC
Tmin.≤ Tamb≤ Tmax.
0.1μA
Isink Output Sink Current
(Vid= -1V,VO= 1.5V) 6 16 6 16
tre Response Time– (note5)
(RL= 5.1kΩ connectedto VCC+) 1.3 1.3
trel Large Signal Response Time
(RL= 5.1kΩ connectedto VCC+,eI= TTL,
V(ref)= +1.4V) 300 300
Notes:
2.At output switch point,VO≈ 1.4V,RS=0 with VCC+ from 5Vto 30V, and overthefull input common-mode range
(0Vto VCC+ –1.5V). The directionofthe input currentisoutoftheIC duetothe PNP input stage. This currentis essentially con-
stant, independentof the stateofthe output,sono loading charge existson the referenceof input lines. The input common-mode voltageof either input signal voltage should notbe allowedtogo negativeby more
than 0.3V. The upper endofthe common-mode voltage rangeis VCC+ –1.5V, but eitheror both inputs cango +30V without damage. The response time specifiedisfora 100mV input step with 5mV overdrive. For larger overdrive signals 300ns
canbe obtained. Positive excursionsof input voltage may exceed the power supply level.As longasthe other voltage remains
withinthe common-mode range, the comparator will providea proper output state. The low input voltage state
must notbe less than –0.3V(or 0.3V bellow the negative power supply,if used).
LM139,A- LM239,A- LM339,A

3/10
SUPPLY
CURRENT
(mA)
0.2 10 20 30 40
SUPPLY VOLTAGE(V)
Tamb= +70°C
Tamb= +125°C =+25°C
Tamb =0°C
Tamb=-55°C=L
SUPPLY CURRENT versus
SUPPLY VOLTAGE
INPUT
CURRENT
(nA) 20 30 40
SUPPLY VOLTAGE(V)
Tamb= +70°C
Tamb =+125°C
Tamb= -55°C
Tamb =0°C
Tamb= +25°C0Vi10Ωi
INPUT CURRENT versus
SUPPLY VOLTAGE
Tamb= -55°C
Tamb= +125°C
Tamb= +25°C
Outof saturation1-3-2-10
SATURATION
VOLTAGE
(V)-2 10-1 100 101 102
OUTPUT SINK CURRENT (mA)
OUTPUT SATURATION VOLTAGE
versus OUTPUT CURRENT
5.1kΩI
INPUT
VOLTAGE
(mV)
OUTPUT
VOLTAGE
(V) 0.5 1 1.5 2
TIME (μs)
Input overdrive: 5mV
20mV
100mV
Tamb= +25°C
RESPONSE TIME FOR VARIOUS INPUT
OVERDRIVES- NEGATIVE TRANSITION
5.1kΩ
INPUT
VOLTAGE
(mV)
OUTPUT
VOLTAGE
(V) 0.5 1 1.5 2
TIME (μs)
Input overdrive: 100mV
20mV
5mV
Tamb= +25°C
RESPONSE TIME FOR VARIOUS INPUT
OVERDRIVES- POSITIVE TRANSITION
LM139,A- LM239,A- LM339,A

4/10
CC =5V15kΩO (ref) (ref)
1/4
LM139
TYPICAL APPLICATIONS

BASIC COMPARATOR
100kΩ(ref)(ref)
1/4
LM139
DRIVING CMOS
10kΩ(ref)(ref)
1/4
LM139
DRIVING TTL
15kΩ
1/4
LM139o
0.5μF100kΩI
1kΩ=100V
LOW FREQUENCY OP AMP
10kΩ
1/4
LM139 eo
20MΩ
10kΩ
3kΩMagnetic pick-up
TRANSDUCER AMPLIFIER
15kΩ
1/4
LM139
0.5μF
100kΩI
1kΩ =100V
2N2222= 0Vfore=0V)Io
LOW FREQUENCY OP AMP
LM139,A- LM239,A- LM339,A

5/10
1/4
LM139VCC A0 tt
V(ref.)
10kΩ
1/4
LM139
1/4
LM139
1/4
LM139
10kΩ 15kΩ 200kΩ 3kΩ
10MΩ
3kΩ
3kΩ
10kΩ
10MΩ
10kΩO2O3
10MΩ
10kΩV
51kΩ
51kΩ
51kΩ
0.001μFC1
INPUT GATINGSIGNAL
VCC
VC11tt 3t 4t2t t
VCCt1
VCC t2
VCC t3
VCC= +15V
TYPICAL APPLICATIONS
(continued)
TIME DELAY GENERATORI
1/4
LM139~ 2N2222
100kΩ
1kΩ
1MΩ
100kΩ
1MΩ
Offset Adjust RI 15kΩ
0.5μF
LOW FREQUENCY OP AMP WITH OFFSET
ADJUST
5.1kΩ
1/2
LM139
100kΩ
10kΩ
20MΩ
5.1kΩ 5.1kΩ
100kΩ
1N4148
ZERO CROSSING DETECTOR
(single power supply)
LM139,A- LM239,A- LM339,A

6/10
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