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| PIC16F648A-I Datasheet, PDF (9/34 Pages) Microchip Technology – Push-Pull Output Sub-Microamp Comparators | |||
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MCP6541/1R/1U/2/3/4
Note: Unless otherwise indicated, VDD = +1.6V to +5.5V, VSS = GND, TA = 25°C, VIN+ = VDD/2, VINâ = GND,
RL = 100 kΩ to VDD/2, and CL = 36 pF.
10
100 mV Overdrive
VCM = VDD/2
RL = infinity
1
VDD = 5.5V
VDD = 1.6V
0.1
0.1
1
10
100
Toggle Frequency (kHz)
FIGURE 2-19:
Frequency.
Supply Current vs. Toggle
35
TA = -40°C
30
TA = +25°C
25
TA = +85°C
TA = +125°C
20
15
10
5
0
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
Power Supply Voltage (V)
FIGURE 2-22:
Output Short Circuit Current
Magnitude vs. Power Supply Voltage.
0.8
0.7 VOLâVSS:
0.6
TA = +125°C
TA = +85°C
0.5 TA = +25°C
0.4 TA = -40°C
0.3
0.2
0.1
VDD = 1.6V
VDDâVOH:
TA = +125°C
TA = +85°C
TA = +25°C
TA = -40°C
0.0
0.0 0.5 1.0 1.5 2.0 2.5 3.0
Output Current (mA)
FIGURE 2-20:
Output Voltage Headroom
vs. Output Current at VDD = 1.6V.
45%
40%
35%
30%
600 Samples
100 mV Overdrive
VCM = VDD/2
25%
20%
15%
10%
VDD = 1.6V
VDD = 5.5V
5%
0%
012345678
High-to-Low Propagation Delay (µs)
FIGURE 2-21:
Delay.
High-to-Low Propagation
1.0
0.9
VOL â VSS:
0.8
0.7
TA = +125°C
TA = +85°C
TA = +25°C
0.6 TA = -40°C
0.5
0.4
0.3
0.2
0.1
VDD = 5.5V
0.0
VDD â VOH:
TA = +125°C
TA = +85°C
TA = +25°C
TA = -40°C
0
5
10
15
20
25
Output Current (mA)
FIGURE 2-23:
Output Voltage Headroom
vs. Output Current at VDD = 5.5V.
45%
40%
35%
30%
600 Samples
100 mV Overdrive
VCM = VDD/2
25%
20%
15%
VDD = 1.6V
10%
VDD = 5.5V
5%
0%
012345678
Low-to-High Propagation Delay (µs)
FIGURE 2-24:
Delay.
Low-to-High Propagation
© 2006 Microchip Technology Inc.
DS21696E-page 9
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