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MCP6271 Datasheet, PDF (4/34 Pages) Microchip Technology – 170 UA, 2 MHz Rail-to-Rail Op Amp
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MCP6271/2/3/4/5
MCP6273/MCP6275 CHIP SELECT (CS) SPECIFICATIONS
Electrical Characteristics: Unless otherwise indicated, TA = +25°C, VDD = +2.0V to +5.5V, VSS = GND,
VCM = VDD/2, VOUT ≈ VDD/2, RL = 10 kΩ to VDD/2 and CL = 60 pF.
Parameters
Sym
Min
Typ
Max Units
Conditions
CS Low Specifications
CS Logic Threshold, Low
VIL
VSS
— 0.2VDD
V
CS Input Current, Low
ICSL
—
0.01
—
µA CS = VSS
CS High Specifications
CS Logic Threshold, High
VIH
0.8VDD
—
VDD
V
CS Input Current, High
ICSH
—
0.7
2
µA CS = VDD
GND Current per Amplifier
ISS
—
-0.7
—
µA CS = VDD
Amplifier Output Leakage
—
Dynamic Specifications (Note 1)
—
0.01
—
µA CS = VDD
CS Low to Valid Amplifier
Output, Turn-on Time
CS High to Amplifier Output
High-Z
Hysteresis
tON
—
4
10
tOFF
—
0.01
—
VHYST
—
0.6
—
µs CS Low ≤ 0.2 VDD, G = +1 V/V,
VIN = VDD/2, VOUT = 0.9 VDD/2,
VDD = 5.0V
µs CS High ≥ 0.8 VDD, G = +1 V/V,
VIN = VDD/2, VOUT = 0.1 VDD/2
V VDD = 5V
Note 1: The input condition (VIN) specified applies to both op amp A and B of the MCP6275. The dynamic
specification is tested at the output of op amp B (VOUTB).
CS
VIL
VIH
tON
tOFF
VOUT
Hi-Z
Hi-Z
-0.7 µA (typ.)
ISS
0.7 µA (typ.)
ICS
-0.7 µA (typ.)
-170 µA (typ.)
10 nA (typ.)
0.7 µA (typ.)
FIGURE 1-1:
Timing Diagram for the
Chip Select (CS) pin on the MCP6273 and
MCP6275.
DS21810D-page 4
 2004 Microchip Technology Inc.
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