参数资料
型号: 5962R9673802VXA
厂商: NATIONAL SEMICONDUCTOR CORP
元件分类: 比较器
英文描述: QUAD COMPARATOR, 4000 uV OFFSET-MAX, CDSO14
封装: CERAMIC, SOIC-14
文件页数: 1/26页
文件大小: 459K
代理商: 5962R9673802VXA
April 2, 2008
LM139A/LM139QML
Low Power Low Offset Voltage Quad Comparators
General Description
The LM139 series consists of four independent precision volt-
age comparators with an offset voltage specification as low
as 2 mV max for all four comparators. These were designed
specifically to operate from a single power supply over a wide
range of voltages. Operation from split power supplies is also
possible and the low power supply current drain is indepen-
dent of the magnitude of the power supply voltage. These
comparators also have a unique characteristic in that the input
common-mode voltage range includes ground, even though
operated from a single power supply voltage.
Application areas include limit comparators, simple analog to
digital converters; pulse, squarewave and time delay gener-
ators; wide range VCO; MOS clock timers; multivibrators and
high voltage digital logic gates. The LM139 series was de-
signed to directly interface with TTL and CMOS. When oper-
ated from both plus and minus power supplies, they will
directly interface with MOS logic— where the low power drain
of the LM139/LM139A is a distinct advantage over standard
comparators.
Features
Available with Radiation Guarantee
— Total Ionizing Dose
100 krad(Si)
— ELDRS Free
100 krad(Si)
Wide supply voltage range
LM139/139A Series
2 to 36 V
DC or ±1 to ±18 VDC
Very low supply current drain (0.8 mA) — independent of
supply voltage
Low input biasing current:
25 nA
Low input offset current:
±5 nA
Offset voltage:
±1 mV
Input common-mode voltage range includes GND
Differential input voltage range equal to the power supply
voltage
Low output saturation voltage:
250 mV at 4 mA
Output voltage compatible with TTL, DTL, ECL, MOS and
CMOS logic systems
Advantages
High precision comparators
Reduced V
OS drift over temperature
Eliminates need for dual supplies
Allows sensing near GND
Compatible with all forms of logic
Power drain suitable for battery operation
Ordering Information
NS Part Number
SMD Part Number
NS Package
Number
Package Description
LM139E/883
E20A
20 terminal Leadless Chip
Carrier
LM139J/883
J14A
14LD CERDIP
LM139W/883
W14B
14LD CERPACK
LM139WG/883
WG14A
14LD Ceramic SOIC
LM139AE-SMD
5962–87739012A
E20A
20 terminal Leadless Chip
Carrier
LM139AJ-SMD
5962–8773901CA
J14A
14LD CERDIP
LM139AW-SMD
5962–8773901DA
W14B
14LD CERPACK
LM139AWG-SMD
5962–8773901XA
WG14A
14LD Ceramic SOIC
LM139AE/883
E20A
20 terminal Leadless Chip
Carrier
LM139AJ-QMLV
5962–9673801VCA
J14A
14LD CERDIP
LM139AJ/883
J14A
14LD CERDIP
LM139AJLQMLV (Note 10)
5962L9673801VCA
50 krad(Si)
J14A
14LD CERDIP
LM139AJRQMLV (Note 10)
5962R9673801VCA
100 krad(Si)
J14A
14LD CERDIP
2008 National Semiconductor Corporation
201221
www.national.com
LM139A/LM139QML
Low
Power
Low
Offset
Voltage
Quad
Comparators
相关PDF资料
PDF描述
5962-8778502XX OP-AMP, 10000 uV OFFSET-MAX, BCY12
5962-8778502CX OP-AMP, 10000 uV OFFSET-MAX, CDIP14
59628778502CX OP-AMP, 10000 uV OFFSET-MAX, CDIP14
5962-8778502CA OP-AMP, 10000 uV OFFSET-MAX, CDIP14
5962-8778502XA OP-AMP, 10000 uV OFFSET-MAX, BCY12
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