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NXP Semiconductors
UM11099
PCAL6534 demonstration board OM13541
UM11099
All information provided in this document is subject to legal disclaimers.
© NXP B.V. 2019. All rights reserved.
User manual
Rev. 1.0 — 1 August 2019
10 / 29
4 Schematic
5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
Ex
te
rn
al
p
ow
er
i
np
ut
s:
VD
DP
_I
N:
J
7
->
o
pe
n
VD
DI
_I
N:
J
2
->
o
pe
n
J3 +5
V_
PW
R
so
ur
ce
1-
2:
F
m+
D
ev
el
p
bo
ar
d
2-
3:
+
5V
_T
ST
R
fr
om
t
es
te
r
(b
ea
gl
e)
bo
ar
d
J2 VD
DI
_I
N
so
ur
ce
1-
2:
3
.3
v
fr
om
F
m+
b
oa
rd
2-
3:
+
5V
_P
WR
J5
:
Sh
or
t:
f
or
ce
/
RE
SE
T
(U
1
pi
n
A5
)
to
G
ND
Op
en
:
10
K
pu
ll
-u
p
/R
ES
ET
(
U1
p
in
A
5)
t
o
VD
DI
J6
:
Sh
or
t:
c
on
ne
ct
V
DD
P_
IN
t
o
U1
d
ev
ic
e
VD
DP
(p
in
A
6)
Op
en
:
co
nn
ec
t
cu
rr
en
t
me
te
r
to
m
ea
su
re
t
he
ID
DP
o
n
U1
d
ev
ic
e
GN
D
PC
AL
65
34
a
dd
re
ss
s
el
ec
t:
1-
2
(V
DD
I)
:
4
6h
3-
4
(V
SS
)
:
44
h
5-
6
(S
DA
)
:
42
h
7-
8
(S
CL
)
:
40
h
VD
DP
S
EL
EC
CI
ON
RE
SE
T
I2
C
BU
S
SE
LE
CT
IO
N
EX
TE
RN
AL
O
SC
IL
LA
TO
R
SE
LE
CI
ON
J[
12
:1
6]
c
on
ne
ct
t
o
OM
13
30
3
GP
IO
t
ar
ge
t
bo
ar
d
wh
ic
h
co
ns
is
ts
of
ei
gh
t
LE
Ds
a
nd
e
ig
ht
s
wi
tc
he
s
fo
r
ea
ch
I
/O
p
in
t
es
t
TE
ST
PO
IN
TS
CO
NN
EC
TO
RS
PO
WE
R
SU
PP
LY
S
EL
EC
TI
ON
PO
RT
0
PO
RT
1
PO
RT
2
PO
RT
3
PO
RT
4
P2
_0
f
un
ct
io
n
se
le
ct
1-
2:
E
xt
.
de
bo
un
ce
c
lo
ck
i
np
ut
2-
3:
N
or
ma
l
P2
_0
p
or
t
10
-p
in
m
al
e
he
ad
er
c
on
ne
ct
or
to
/f
ro
m
Be
ag
le
m
as
te
r
(I
2C
o
r
SP
I)
t
o
dr
iv
e
th
e
PC
AL
65
34
VD
DP
I
nd
ic
at
or
18
-p
in
f
em
al
e
he
ad
er
c
on
ne
ct
or
t
o/
fr
om
th
e
Fm
+
de
ve
lo
pm
en
t
bo
ar
d
(O
M1
32
60
)
ma
st
er
t
o
pr
ov
id
e
po
we
r,
I
2C
s
ig
na
ls
an
d
ot
he
r
co
nt
ro
l
si
gn
al
s
J4 Sh
or
t:
c
on
ne
ct
V
DD
I
to
U
1
de
vi
ce
VD
DI
(
pi
n
A1
)
Op
en
:
co
nn
ec
t
cu
rr
en
t
me
te
r
to
me
as
ur
e
th
e
ID
DI
o
n
U1
d
ev
ic
e
IN
TR
I
nd
ic
at
or
OM
13
54
1:
P
CA
L6
53
4E
V
34
-B
it
F
m+
I
2C
-b
us
G
PI
O
te
st
&
d
em
o
bo
ar
d
J7
:
Th
is
j
um
pe
r
is
u
se
d
to
s
el
ec
t
VD
DP
f
or
U
1
de
vi
ce
(p
in
A
6)
1-
2:
s
el
ec
t
+3
V3
2-
3:
s
el
ec
t
+5
V_
PW
R
J1
0:
Th
is
j
um
pe
r
is
u
se
d
to
s
el
ec
t
SD
A
so
ur
ce
f
or
U
1
de
vi
ce
(
pi
n
A2
)
1-
2:
s
el
ec
t
SD
A1
(
bu
s
1
fr
om
F
m+
d
ev
el
op
me
nt
b
oa
rd
)
2-
3:
s
el
ec
t
SD
A2
(
bu
s
2
fr
om
F
m+
d
ev
el
op
me
nt
b
oa
rd
)
J9
:
Th
is
j
um
pe
r
is
u
se
d
to
s
el
ec
t
SC
L
so
ur
ce
f
or
U
1
de
vi
ce
(
pi
n
A3
)
1-
2:
s
el
ec
t
SC
L1
(
bu
s
1
fr
om
F
m+
d
ev
el
op
me
nt
b
oa
rd
)
2-
3:
s
el
ec
t
SC
L2
(
bu
s
2
fr
om
F
m+
d
ev
el
op
me
nt
b
oa
rd
)
+5
V_
TS
TR
+5
V_
TS
TR
+5
V
+5
V_
PW
R
+3
V3
VD
D
I_
IN
VD
D
I
VD
D
I_
IN
VD
D
I_
IN
+3
V3
+5
V_
PW
R
VD
D
I_
IN
VD
D
P_
IN
VD
D
P_
IN
VD
D
P_
IN
VD
D
P_
IN
VD
D
P_
IN
VD
D
P_
IN
+5
V
+3
V3
+3
V3
+5
V
VD
D
I
VD
D
P_
IN
VD
D
I_
IN
D
ra
w
in
g
Ti
tle
:
Si
ze
D
oc
um
en
t N
um
be
r
R
ev
D
at
e:
Sh
ee
t
of
Pa
ge
T
itl
e:
IC
AP
C
la
ss
ifi
ca
tio
n:
C
P:
IU
O
:
PU
BI
:
SC
H
-3
20
15
P
D
F:
S
PF
-3
20
15
A
O
M
13
54
1S
K
T
C
M
on
da
y,
F
eb
ru
ar
y
26
, 2
01
8
PC
AL
65
34
3
3
__
_
__
_
X
D
ra
w
in
g
Ti
tle
:
Si
ze
D
oc
um
en
t N
um
be
r
R
ev
D
at
e:
Sh
ee
t
of
Pa
ge
T
itl
e:
IC
AP
C
la
ss
ifi
ca
tio
n:
C
P:
IU
O
:
PU
BI
:
SC
H
-3
20
15
P
D
F:
S
PF
-3
20
15
A
O
M
13
54
1S
K
T
C
M
on
da
y,
F
eb
ru
ar
y
26
, 2
01
8
PC
AL
65
34
3
3
__
_
__
_
X
D
ra
w
in
g
Ti
tle
:
Si
ze
D
oc
um
en
t N
um
be
r
R
ev
D
at
e:
Sh
ee
t
of
Pa
ge
T
itl
e:
IC
AP
C
la
ss
ifi
ca
tio
n:
C
P:
IU
O
:
PU
BI
:
SC
H
-3
20
15
P
D
F:
S
PF
-3
20
15
A
O
M
13
54
1S
K
T
C
M
on
da
y,
F
eb
ru
ar
y
26
, 2
01
8
PC
AL
65
34
3
3
__
_
__
_
X
J8
M
20
-9
98
04
46
1
2
3
4 6
5 7
8
J3
H
D
R
_1
X3
1 2 3
TP
4
J1
5
H
D
R
_2
X5
1
2
3
4
6
5
7
8
9
10
TP
2
TP
1
J7 H
D
R
_1
X3
1
2
3
J2
H
D
R
_1
X3
1 2 3
J4 H
D
R
_1
X2
1
2
R
1
1K
J1
51
03
30
8-
1
1
2
3
4
6
5
7
8
9
10
+
C
1
4.
7u
F
J1
4
H
D
R
_2
X5
1
2
3
4
6
5
7
8
9
10
D
2
G
R
EE
N
A
C
TP
5
R
2
10
K
C
2
0.
1u
F
J1
3
H
D
R
_2
X5
1
2
3
4
6
5
7
8
9
10
J6 H
D
R
_1
X2
1
2
J9
H
D
R
_1
X3
1
2
3
TP
3
J1
2
H
D
R
_2
X5
1
2
3
4
6
5
7
8
9
10
D
1
R
ED
A
C
C
4
0.
1u
F
R
4
1K
J1
0
H
D
R
_1
X3
1
2
3
R7
AVR
-M
160
8C
080
MTA
AB
1
2
J1
1
C
O
N
_2
X9
1
2
3
4 6
5 7
8
9
10
11
12
13
14
15
16
17
18
TP
6
U
1
PC
AL
65
34
+
S
KT
_B
G
A4
2
SC
L
A3
SD
A
A2
VD
D_I
2C
_BU
S
A1
IN
T
B1
P0
_0
C
1
P0
_1
B2
P0
_2
B3
P0
_3
D
1
P0
_4
C
2
P0
_5
C
3
P0
_6
E1
P0
_7
D
2
P1
_0
D
3
P1
_1
F1
P1
_2
E2
P1
_3
G
1
P1
_4
G
2
P1
_5
F2
P1
_6
G
3
P1
_7
F3
P4
_0
B5
P4
_1
B4
AD
D
R
A4
VSS
B6
VD
D
A6
R
ES
ET
A5
P3
_0
E6
P3
_1
E4
P3
_2
D
5
P3
_3
D
6
P3
_4
D
4
P3
_5
C
5
P3
_6
C
6
P3
_7
C
4
P2
_0
E3
P2
_1
F4
P2
_2
G
4
P2
_3
G
5
P2
_4
G
6
P2
_5
F6
P2
_6
F5
P2
_7
E5
+
C
3
4.
7u
F
R
6
10
K
R
5
10
K
J5
H
D
R
_1
X2
1 2
J1
6
H
D
R
_2
X5
1
2
3
4
6
5
7
8
9
10
J1
7
H
D
R
_1
X3
1
2
3
SD
A
SC
L
/IN
T
AD
D
R
SD
A
SC
L
SD
A1
SD
A2
SC
L2
SC
L1
G
N
D
SC
L2
SD
A2
/R
ES
ET
/IN
T
SD
A1
/R
ES
ET
/IN
T
SC
L1
P0
_7
P0
_5
P0
_3
P0
_1
P0
_0
P0
_2
P0
_4
P0
_6
P1
_7
P1
_5
P1
_3
P1
_1
P1
_0
P1
_2
P1
_4
P1
_6
P2
_7
P2
_5
P2
_3
P2
_1
P2
_0
P2
_2
P2
_4
P2
_6
P2
_0
/E
XT
_O
SC
EX
T_
O
SC
P3
_7
P3
_5
P3
_3
P3
_1
P3
_0
P3
_2
P3
_4
P3
_6
P4
_1
P4
_0
P2
_0
/R
ES
ET
VD
D
P
VD
D
P
SD
A
SC
L
/IN
T
AD
D
R
/R
ES
ET
P0
_0
P0
_1
P0
_2
P0
_3
P0
_4
P0
_5
P0
_6
P0
_7
P1
_0
P1
_1
P1
_2
P1
_3
P1
_4
P1
_5
P1
_6
P1
_7
P2
_0
/E
XT
_O
SC
P2
_1
P2
_2
P2
_3
P2
_4
P2
_5
P2
_6
P2
_7
P3
_0
P3
_1
P3
_2
P3
_3
P3
_4
P3
_5
P3
_6
P3
_7
P4
_0
P4
_1
Figure 4. PCAL6534 demo board schematic