MCP6409 查看數據表（PDF） - Microchip Technology
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MCP6409 Datasheet PDF : 44 Pages
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MCP6401/1R/1U/2/4/6/7/9
1.3 MCP6406/7/9 Electrical Specifications
DC ELECTRICAL SPECIFICATIONS
Electrical Characteristics: Unless otherwise indicated, TA = +25°C, VDD = +1.8V to +6.0V, VSS = GND,
VCM = VDD/2, VOUT » VDD/2, VL = VDD/2 and RL = 100 kΩ to VL (Refer to Figure 1-1).
Parameters
Sym
Min
Typ
Max
Units
Temp
Parts
(Note 1)
Conditions
Input Offset
Input Offset Voltage
VOS
-4.5
—
+4.5 mV
E, H VCM = VSS
-5.0
±1.0
+5.0
mV +125°C E
-5.5
±1.5
+5.5
mV +150°C H
Input Offset Drift
ΔVOS/DTA
—
with Temperature
±2.0
— µV/°C -40°C
to
E VCM = VSS
+125°C
—
±2.5
— µV/°C -40°C
H
to
+150°C
Power Supply
Rejection Ratio
PSRR
63
78
—
dB
E, H VCM = VSS
60
75
—
dB +125°C E
58
73
—
dB +150°C H
Input Bias Current and Impedance
Input Bias Current
IB
—
±1
100
pA
E, H
—
30
—
pA +85°C E, H
—
800 2000 pA +125°C E
—
7
12
nA +150°C H
Input Offset Current
IOS
—
1
—
pA
E, H
—
5
—
pA +85°C E, H
—
20
—
pA +125°C E
Common Mode
Input Impedance
Differential Input
Impedance
ZCM
ZDIFF
—
45
—
pA +150°C H
—
1013||6
—
Ω||pF
E, H
—
1013||6
—
Ω||pF
E, H
Common Mode
Common Mode
Input Voltage Range
(Note 2)
VCMR
VSS-0.20
VSS-0.05
VSS
— VDD+0.20 V
— VDD+0.05 V
—
VDD
V
+125°C
+150°C
E, H
E
H
VDD = 1.8V
VSS-0.30 — VDD+0.30 V
E, H VDD = 6.0V
VSS-0.15 — VDD+0.15 V +125°C
E
VSS-0.10 — VDD+0.10 V +150°C H
Note 1: E part stands for the one whose operating temperature range is from -40°C to +125°C and H part stands
for the one whose operating temperature range is from -40°C to +150°C.
2: Figure 2-14 shows how VCMR changes across temperature.
DS22229D-page 6
© 2009-2011 Microchip Technology Inc.
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