Datasheet

© 2002-2012 Microchip Technology Inc. DS21714G-page 3
MCP6546/6R/6U/7/8/9
Common Mode Input Impedance Z
CM
—10
13
||4 — Ω||pF
Differential Input Impedance Z
DIFF
—10
13
||2 — Ω||pF
Open-Drain Output
Output Pull-Up Voltage V
PU
1.6 — 10 V (Note 4)
High-Level Output Current I
OH
-100 — — nA V
DD
= 1.6V to 5.5V, V
PU
= 10V
(Note 4)
Low-Level Output Voltage V
OL
V
SS
—V
SS
+ 0.2 V I
OUT
= 2 mA, V
PU
= V
DD
= 5V
Short-Circuit Current I
SC
—±1.5 — mAV
PU
= V
DD
= 1.6V (Note 4)
I
SC
–30—mAV
PU
= V
DD
= 5.5V (Note 4)
Output Pin Capacitance C
OUT
—8 —pF
AC CHARACTERISTICS
Electrical Specifications: Unless otherwise indicated, V
DD
= +1.6V to +5.5V, V
SS
= GND, T
A
= 25°C, V
IN
+ = V
DD
/2,
Step = 200 mV, Overdrive = 100 mV, R
PU
=2.74kΩ to V
PU
= V
DD
, and C
L
= 36 pF
(Refer to Figure 1-2 and Figure 1-3).
Parameters Sym Min Typ Max Units Conditions
Fall Time t
F
—0.7—µs(Note 1)
Propagation Delay (High-to-Low) t
PHL
—4.08.0µs
Propagation Delay (Low-to-High) t
PLH
—3.08.0µs(Note 1)
Propagation Delay Skew t
PDS
—-1.0— µs(Notes 1 and 2)
Maximum Toggle Frequency f
MAX
— 225 — kHz V
DD
= 1.6V
f
MAX
— 165 — kHz V
DD
= 5.5V
Input Noise Voltage E
ni
— 200 — µV
P-P
10 Hz to 100 kHz
Note 1: t
R
and t
PLH
depend on the load (R
L
and C
L
); these specifications are valid for the indicated load only.
2: Propagation Delay Skew is defined as: t
PDS
= t
PLH
- t
PHL
.
DC CHARACTERISTICS (CONTINUED)
Electrical Specifications: Unless otherwise indicated, V
DD
= +1.6V to +5.5V, V
SS
= GND, T
A
= 25°C, V
IN
+ = V
DD
/2,
V
IN
– = V
SS
, R
PU
=2.74kΩ to V
PU
= V
DD
(Refer to Figure 1-3).
Parameters Sym Min Typ Max Units Conditions
Note 1: The input offset voltage is the center of the input-referred trip points. The input hysteresis is the difference
between the input-referred trip points.
2: V
HYST
at differential temperatures is estimated using:
V
HYST
(T
A
) = V
HYST
+ (T
A
-25°C) TC
1
+ (T
A
- 25°C)
2
TC
2
.
3: Input bias current at temperature is not tested for the SC-70-5 package.
4: Do not short the output above V
SS
+ 10V. Limit the output current to Absolute Maximum Rating of 30 mA.
The minimum V
PU
test limit was V
DD
before Dec. 2004 (week code 52).