PIC16F648A-I Datasheet, PDF (8/34 Pages) Microchip Technology – Push-Pull Output Sub-Microamp Comparators

MCP6541/1R/1U/2/3/4
Note: Unless otherwise indicated, V_DD = +1.6V to +5.5V, V_SS = GND, T_A = 25°C, V_IN+ = V_DD/2, V_IN– = GND,
R_L = 100 kΩ to V_DD/2, and C_L = 36 pF.
90
Input Referred
85
80
75
PSRR, V_IN+ = V_SS, V_DD = 1.6V to 5.5V
70
65
CMRR, V_IN+ = -0.3 to 5.3V, V_DD = 5.0V
60
55
-50
-25 0 25 50 75 100 125
Ambient Temperature (°C)
FIGURE 2-13:
Temperature.
CMRR,PSRR vs. Ambient
100100n
10010n
I_B, T_A = +125°C
V_DD = 5.5V
11000p
1100p
11p
I_B, T_A = +85°C
I_OS, T_A = +125°C
I_OS, T_A = +85°C
10.01f
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
Common Mode Input Voltage (V)
FIGURE 2-16:
Input Bias Current, Input
Offset Current vs. Common Mode Input Voltage.
1000
100
V_DD = 5.5V
V_CM = V_DD
I_B
10
1
| I_OS |
0.1
55
65 75 85 95 105 115 125
Ambient Temperature (°C)
FIGURE 2-14:
Input Bias Current, Input
Offset Current vs. Ambient Temperature.
0.7
0.6
0.5
0.4
0.3
T_A = +125°C
0.2
T_A = +85°C
T_A = +25°C
0.1
T_A = -40°C
0.0
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 2-17:
Quiescent Current vs.
Power Supply Voltage.
0.7
V_DD = 1.6V
0.6
0.5
0.4
0.3
0.2 _{Sweep VIN+, VIN– = VDD/2}
0.1
Sweep V_IN–, V_IN+ = V_DD/2
0.0
0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6
Common Mode Input Voltage (V)
FIGURE 2-15:
Quiescent Current vs.
Common Mode Input Voltage at V_DD = 1.6V.
0.7
V_DD = 5.5V
0.6
0.5
0.4
0.3
0.2
Sweep V_IN+, V_IN– = V_DD/2
0.1
Sweep V_IN–, V_IN+ = V_DD/2
0.0
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
Common Mode Input Voltage (V)
FIGURE 2-18:
Quiescent Current vs.
Common Mode Input Voltage at V_DD = 5.5V.
DS21696E-page 8
© 2006 Microchip Technology Inc.