Figure 5. power supplies and reset circuit, Cdb8420, Gomez m arketing evaluation board – Cirrus Logic CDB8420 User Manual
Page 10
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CDB8420
10
DS245DB4
A
B
C
D
E
SCHM DWG CDB8420 (600-00100-01)
D
Gomez M
arketing Evaluation Board
A
23
Wednesday, November 12, 2003
Ti
tle
S
iz
e
Document Number
Rev
Date:
Sheet
of
Semiconductor Products Division
/RST
/RESET
/PGM
MRST
VA
VD
VD
VD
VD
U2B
74VHC125
5
6
4
C22
.01uF
R28
47K
D11
BAT85
1
2
U2C
74VHC125
9
8
10
R29
825
D4
LED_R
2
1
C19
.1uF
+
C18
100uF 6.3V
+
C20
100uF 6.3V
C21
.1uF
D2
BAT85
1
2
S5
SW_MOM
1
3
5
R38
10K
J8
BLACK
1
Z1
P6KE6.8
A
1
2
J7
RED
1
D3
BAT85
1
2
L3
FERRITE BEAD
R27
2 Ohms
F
ig
u
re
5
.
P
o
we
r
Supp
li
es
a
nd Re
se
t Ci
rc
ui
t
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