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参数资料
型号： LM40CIMT/NOPB
厂商： NATIONAL SEMICONDUCTOR CORP
元件分类： 模拟信号调理
英文描述： SPECIALTY ANALOG CIRCUIT, PDSO14
封装： MO-153AB, TSSOP-14
文件页数： 23/27页
文件大小： 369K
代理商： LM40CIMT/NOPB
TEMPERATURE-TO-DIGITAL CONVERTER CHARACTERISTICS
Parameter
Conditions
Typical
(Note 7)
Limits
(Note 8)
Units
(Limits)
Diode Source Current
(V
D+ VD) = +0.65 V; High Current
188
280
A (max)
Low Current
11.75
A
Diode Source Current High Current to Low Current
Ratio
16
ANALOG TO DIGITAL CONVERTER CHARACTERISTICS
Symbol
Parameter
Conditions
Typical
(Note 7)
Limits
(Note 8)
Units
(Limit)
TUE
Total Unadjusted Error(Note 11)
±2
%FS
(max)
Resolution
9
Bits
DNL
Differential Non-linearity
1
LSB
Power Supply Sensitivity
±1
%/V
Input Resistance, all analog inputs (total resistance
of divider chain)
210
140
k
(min)
400
k
(max)
SWD and ADD DIGITAL INPUT CHARACTERISTICS
Symbol
Parameter
Conditions
Typical
(Note 7)
Limits
(Note 8)
Units
(Limit)
V
IH
SWD Logical High Input Voltage
2.1
V (min)
V+ + 0.5
V (max)
V
IL
SWD Logical Low Input Voltage
0.8
V (max)
-0.5
V (min)
V
IH
ADD Logical High Input Voltage
90%xV+
V (min)
V
IL
ADD Logical Low Input Voltage
10%xV+
V (max)
V
HYST
Input Hysteresis
300
mV
I
L
SWD and ADD Input Current
GND
≤ V
IN
≤ V+
±0.005
±10
A (max)
SWD Input Current with V+ Open or
Grounded
GND
≤ V
IN
≤ 3.6V,
and V+ Open or
GND
±0.005
A
C
IN
Digital Input Capacitance
10
pF
SWD DIGITAL OUTPUT CHARACTERISTICS
Symbol
Parameter
Conditions
Typical
(Note 7)
Limits
(Note 8)
Units
(Limit)
V
OL
Open-drain Output Logic “Low”
Voltage
I
OL = 4mA
0.4
V (max)
I
OL = 50A
0.2
V (max)
I
OH
Open-drain Output Off Current
±0.005
±10
A (max)
C
OUT
Digital Output Capacitance
10
pF
AC Electrical Characteristics
The following specification apply for V+ = +3.0 V
DC to +3.6 VDC, unless otherwise specified. Boldface limits apply for
T
A =TJ =TMIN=0C to TMAX=85C; all other limits TA =TJ = 25C. The SensorPath Characteristics conform to the SensorPath
specification revision 0.98. Please refer to that speciation for further details.
Symbol
Parameter
Conditions
Typical
(Note 7)
Limits
(Note 8)
Units
(Limits)
HARDWARE MONITOR CHARACTERISTICS
t
CONV
Total Monitoring Cycle Time (Note 13)
All Voltage and
Temperature readings
(Default)
182
163.8
ms (min)
200.2
ms (max)
SensorPath Bus CHARACTERISTICS
t
f
SWD fall time (Note 16)
R
pull-up=1.25 k
±30%,
C
L=400 pF
300
ns (max)
LM40
www.national.com
5
相关PDF资料
PDF描述
LM4121AI1.2MWA 1-OUTPUT THREE TERM VOLTAGE REFERENCE, 1.25 V, UUC
LM4121AI1.2MDA 1-OUTPUT THREE TERM VOLTAGE REFERENCE, 1.25 V, UUC
LM4121AIADJMWA 1-OUTPUT THREE TERM VOLTAGE REFERENCE, 1.216 V, UUC
LM5000-3MTCX/NOPB 2.7 A SWITCHING REGULATOR, 840 kHz SWITCHING FREQ-MAX, PDSO16
LM5010AHMH 1.5 A SWITCHING REGULATOR, 1000 kHz SWITCHING FREQ-MAX, PDSO14
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