MCP601/1R/2/3/4
DS21314G-page 10
2007 Microchip Technology Inc.
Note: Unless otherwise indicated, T
A = +25°C, VDD = +2.7V to +5.5V, VSS = GND, VCM = VDD/2, VOUT ≈ VDD/2,
VL = VDD/2, RL = 100 kΩ to VL, CL = 50 pF and CS is tied low.
FIGURE 2-31:
Chip Select Pin Input
Current vs. Chip Select Voltage.
FIGURE 2-32:
Hysteresis of Chip Select’s
Internal Switch.
FIGURE 2-33:
The MCP601/1R/2/3/4
family of op amps shows no phase reversal
under input overdrive.
FIGURE 2-34:
Measured Input Current vs.
Input Voltage (below VSS).
0.0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
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)
Chip
Se
lec
tP
in
Cu
rr
en
t(A)
VDD = 5.5V
0.0
0.5
1.0
1.5
2.0
2.5
3.0
0.00.5 1.01.5 2.02.5 3.03.5 4.04.5 5.0
Chip Select Voltage (V)
Interna
lChip
Se
lec
tS
w
itc
h
Outp
ut
V
o
lta
g
e
(V)
VDD = 5.0V
Amplifier Hi-Z
Amplifier On
CS Hi to Low
CS Low to Hi
-1
0
1
2
3
4
5
6
Time (5 s/div)
Input
an
d
Out
put
Voltages
(V)
VDD = +5.0V
G = +2
VIN
VOUT
1.E-12
1.E-11
1.E-10
1.E-09
1.E-08
1.E-07
1.E-06
1.E-05
1.E-04
1.E-03
1.E-02
-1.0 -0.9 -0.8 -0.7 -0.6 -0.5 -0.4 -0.3 -0.2 -0.1 0.0
Input Voltage (V)
Input
Current
M
agnit
ude
(
A
)
+125°C
+85°C
+25°C
-40°C
10m
1m
100
10
1
100n
10n
1n
100p
10p
1p