参数资料
型号: LMP90078MHX/NOPB
厂商: NATIONAL SEMICONDUCTOR CORP
元件分类: 模拟信号调理
英文描述: SPECIALTY ANALOG CIRCUIT, PDSO28
封装: LEAD FREE, PLASTIC, MO-153, TSSOP-28
文件页数: 62/62页
文件大小: 1721K
代理商: LMP90078MHX/NOPB
Symbol
Parameter
Conditions
Min
Typ
Max
Units
REFERENCE INPUT
VREFP
Positive Reference
VREFN + 0.5
VA
V
VREFN
Negative
Reference
GND
VREFP - 0.5
V
VREF
Differential
Reference
VREF = VREFP - VREFN
0.5
VA
V
ZREF
Reference
Impedance
3V / 13.42 / OFF / OFF / 1
10
MOhm
IREF
Reference Input
3V / 13.42 / ON or OFF / ON or OFF /
all
±2
A
CREFP
Capacitance of the
Positive Reference
(Note 5), gain = 1
6
pF
CREFN
Capacitance of the
Negative
Reference
(Note 5), gain = 1
6
pF
ILREF
Reference
Leakage Current
Power-down
1
nA
ANALOG INPUT
VINP
Positive Input
Gain = 1-8, buffer ON
GND + 0.1
VA - 0.1
V
Gain = 16 - 128, buffer ON
GND + 0.4
VA - 1.5
V
Gain = 1-8, buffer OFF
GND
VA
V
VINN
Negative Input
Gain = 1-8, buffer ON
GND + 0.1
VA - 0.1
V
Gain = 16 - 128, buffer ON
GND + 0.4
VA - 1.5
V
Gain = 1-8, buffer OFF
GND
VA
V
VIN
Differential Input
VIN = VINP - VINN
±VREF / PGA
ZIN
Differential Input
Impedance
ODR = 13.42 SPS
15.4
MOhm
CINP
Capacitance of the
Positive Input
5V / 214.65 / OFF / OFF / 1
4
pF
CINN
Capacitance of the
Negative Input
5V / 214.65 / OFF / OFF / 1
4
pF
IIN
Input Leakage
Current
3V & 5V / 13.42 / ON / OFF / 1-8
500
pA
3V & 5V / 13.42 / ON / OFF / 16 - 128
100
pA
DIGITAL INPUT CHARACTERISTICS at VA = VIO = VREF = 3.0V
VIH
Logical "1" Input
Voltage
0.7 x VIO
V
VIL
Logical "0" Input
Voltage
0.3 x VIO
V
IIL
Digital Input
Leakage Current
-10
+10
A
VHYST
Digital Input
Hysteresis
0.1 x VIO
V
DIGITAL OUTPUT CHARACTERISTICS at VA = VIO = VREF = 3.0V
VOH
Logical "1" Output
Voltage
Source 300 A
2.6
V
VOL
Logical "0" Output
Voltage
Sink 300 A
0.4
V
IOZH,
IOZL
TRI-
STATELeakage
Current
-10
10
A
COUT
TRI-STATE
Capacitance
5
pF
9
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