MCP631/2/3/4/5/9
DS22197B-page 16
2009-2011 Microchip Technology Inc.
Note: Unless otherwise indicated, TA =+25°C, VDD = +2.5V to 5.5V, VSS = GND, VCM =VDD/3, VOUT =VDD/2,
VL =VDD/2, RL =2 kto VL, CL = 50 pF and CS =VSS.
2.6
Chip Select Response
FIGURE 2-41:
CS Current vs. Power
Supply Voltage.
FIGURE 2-42:
CS and Output Voltages vs.
Time with VDD =2.5V.
FIGURE 2-43:
CS and Output Voltages vs.
Time with VDD =5.5V.
FIGURE 2-44:
CS Hysteresis vs. Ambient
Temperature.
FIGURE 2-45:
CS Turn On Time vs.
Ambient Temperature.
FIGURE 2-46:
CS’s Pull-down Resistor
(RPD) vs. Ambient Temperature.
0.0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
1.1
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)
CS
Cu
rre
n
t(
A)
CS = VDD
-0.5
0.0
0.5
1.0
1.5
2.0
2.5
3.0
0
2
4
6
8
1012
14161820
Time (s)
CS,
V
OU
T(V)
VDD = 2.5V
G = 1
VL = 0V
On
CS
VOUT
Off
-1
0
1
2
3
4
5
6
0
2
4
6
8
101214161820
Time (s)
CS,
V
OU
T
(V)
VDD = 5.5V
G = 1
VL = 0V
On
CS
VOUT
Off
0.00
0.05
0.10
0.15
0.20
0.25
0.30
0.35
0.40
-50
-25
0
25
50
75
100
125
Ambient Temperature (°C)
C
S
Hy
ster
esi
s
(V
)
VDD = 2.5V
VDD = 5.5V
0
1
2
3
4
5
-50
-25
0
25
50
75
100
125
Ambient Temperature (°C)
C
S
Tu
rn
O
n
Ti
m
e
(
s)
VDD = 2.5V
VDD = 5.5V
0
1
2
3
4
5
6
7
8
-50
-25
0
25
50
75
100
125
Ambient Temperature (°C)
C
S
Pu
ll-do
w
n
R
e
si
st
or
(M
)
Representative Part