MIC2566
Micrel
Timing Diagram
A
V
PP
Enable
0
V
PP
to 3.3V
B
V
PP
OFF
C
V
PP
to 5V
D
V
PP
OFF
t
5
V
PP
OUT
t
1
5V
3.3V
t
3
t
7
t
2
t
4
t
6
t
8
0
FLAG
0
Figure 1. MIC2566 V
PP
Timing Diagram
Note.
V
PP
Enable is shown generically. Refer to the logic tables on the next page for specific control logic input. At time A, V
PP
= 3.3V. At B, V
PP
is
disabled. At C, V
PP
is programmed to 5V. At D, V
PP
is disabled. R
L
= 100Ω for all measurements. Load capacitance is negligible.
A
V
CC
Enable
0
V
CC
to 3.3V
B
V
CC
OFF
C
V
CC
to 5V
D
V
CC
OFF
t
9
5V
3.3V
V
CC
OUT
t
11
t
15
t
10
t
12
t
16
t
14
t
13
0
FLAG
0
Figure 2. MIC2566 V
CC
Timing Diagram
Note.
V
CC
Enable is shown generically. Refer to the logic tables on the next page for specific control logic input. At time A, V
CC
is programmed to
3.3V. At B, V
CC
is disabled. At C, V
CC
is programmed to 5V. And at D, V
CC
is disabled. R
L
= 100Ω. FLAG pull-up resistor is 10kΩ to V
CC3
IN.
May 2003
5
MIC2566
MIC [ MIC GROUP RECTIFIERS ]
