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MCP6281 数据表(PDF) 8 Page - Microchip Technology

部件名 MCP6281
功能描述  450 關A, 5 MHz Rail-to-Rail Op Amp
PDF  36 Pages
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制造商  MICROCHIP [Microchip Technology]
网页  http://www.microchip.com
标志 MICROCHIP - Microchip Technology

MCP6281 数据表(HTML) 8 Page - Microchip Technology

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MCP6281/1R/2/3/4/5
DS21811E-page 8
© 2008 Microchip Technology Inc.
TYPICAL PERFORMANCE CURVES (CONTINUED)
Note: Unless otherwise indicated, TA = +25°C, VDD = +2.2V to +6.0V, VSS = GND, VCM = VDD/2, VOUT ≈ VDD/2,
VL = VDD/2, RL = 10 kΩ to VL, CL = 60 pF and CS is tied low.
FIGURE 2-19:
Input Noise Voltage Density
vs. Frequency.
FIGURE 2-20:
Output Short Circuit Current
vs. Power Supply Voltage.
FIGURE 2-21:
Quiescent Current vs.
Chip Select (CS) Voltage at VDD = 2.2V
(MCP6283 and MCP6285 only).
FIGURE 2-22:
Input Noise Voltage Density
vs. Common Mode Input Voltage at 1 kHz.
FIGURE 2-23:
Channel-to-Channel
Separation vs. Frequency (MCP6282 and
MCP6284 only).
FIGURE 2-24:
Quiescent Current vs.
Chip Select (CS) Voltage at VDD = 5.5V
(MCP6283 and MCP6285 only).
10
100
1,000
1.E-01
1.E+00
1.E+01
1.E+02
1.E+03
1.E+04
1.E+05
1.E+06
Frequency (Hz)
0.1
100
10
1k
100k
10k
1M
1
0
5
10
15
20
25
30
35
0.00.5
1.01.5
2.02.5
3.03.5
4.04.5
5.05.5
Power Supply Voltage (V)
TA = +125°C
TA = +85°C
TA = +25°C
TA =
-40°C
0
50
100
150
200
250
300
350
400
450
500
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
2.2
Chip Select Voltage (V)
Hysteresis
Op-Amp shuts off here
Op-Amp turns on here
VDD = 2.2V
CS swept
high to low
CS swept
low to high
0
5
10
15
20
25
30
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
Common Mode Input Voltage (V)
f = 1 kHz
VDD = 5.0V
100
110
120
130
140
1
10
100
Frequency (kHz)
0
100
200
300
400
500
600
700
800
900
1000
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
Chip Select Voltage (V)
Hysteresis
Op Amp toggles On/Off here
VDD = 5.5V
CS swept
low to high



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