Datasheet

MCP6031/2/3/4
DS22041B-page 4 © 2008 Microchip Technology Inc.
MCP6033 CHIP SELECT ELECTRICAL CHARACTERISTICS
FIGURE 1-1: Timing Diagram for the CS
Pin on the MCP6033.
Electrical Specifications: Unless otherwise indicated, V
DD
= +1.8V to +5.5V, V
SS
=GND, T
A
= +25°C, V
CM
=V
DD
/2,
V
OUT
=V
DD
/2, V
L
= V
DD
/2, C
L
= 60 pF, R
L
= 1 MΩ to V
L
and CS is tied low (Refer to Figure 1-1).
Parameters Sym Min Typ Max Units Conditions
CS Low Specifications
CS Logic Threshold, Low V
IL
V
SS
—0.2V
DD
V
CS Input Current, Low I
CSL
—-10—pACS = V
SS
CS High Specifications
CS Logic Threshold, High V
IH
0.8V
DD
V
DD
V
CS Input Current, High I
CSH
—10—pACS = V
DD
GND Current I
SS
— -400 — pA CS = V
DD
Amplifier Output Leakage I
O(LEAK)
—10—pACS = V
DD
CS Dynamic Specifications
CS
Low to Amplifier Output
Turn-on Time
t
ON
— 4 100 ms CS ≤ 0.2V
DD
to V
OUT
= 0.9V
DD
/2,
G = +1 V/V, V
IN
= V
DD
/2,
R
L
= 50 kΩ to V
L
= V
SS.
CS High to Amplifier Output
High-Z
t
OFF
—10—µsCS ≥ 0.8V
DD
to V
OUT
= 0.1V
DD
/2,
G = +1 V/V, V
IN
= V
DD
/2,
R
L
= 50 kΩ to V
L
= V
SS.
CS Hysteresis V
HYST
—0.3V
DD
—V
V
IL
High-Z
t
ON
V
IH
CS
t
OFF
V
OUT
-400 pA
High-Z
I
SS
I
CS
10 pA
-400 pA
-0.9 µA
(typical)
(typical) (typical)
(typical)