Philips MCM277/05 Service Manual page 21
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Also See for MCM277/05:
- Quick start manual (4 pages) ,
- User manual (28 pages) ,
- Quick manual (3 pages)
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PIN DESCRIPTION - SELF TUNED RADIO
TEA5757
PINNING
S
Y
M
B
O
L
P
N I
R
P I
P
L
E
1
r
p i
p
e l
c
A
M
-
R
I F
2
A
M
R
F
F
M
-
R
F
O
3
p
r a
l a
l e l
R
F
G
N
D
4
R
F
g
o r
F
M
O
S
C
5
p
r a
l a
l e l
A
M
O
S
C
6
p
r a
l a
l e l
V
7
supply voltage
CC1
T
U
N
E
8
u t
n
n i
g
V
C
O
9
v
l o
a t
g
e
A
F
O
1
0
A
M
F /
M
M
P
I X
1
1
s
e t
e r
o
L
I F
1
2
o l
o
- p
t l
M
U
T
E
1
3
m
u
e t
n i
A
F
L
O
1
4
e l
t f
c
h
a
A
F
R
O
1
5
r
g i
t h
c
h
P
L I
F
L I
1
6
l i p
t o
d
e
F I
G
N
D
1
7
g
o r
u
n
d
F
M
D
E
M
1
8
c
e
a r
m
c i
AFC
19
AFC negative output
(n)
AFC
20
AFC positive output
(p)
F
I S
2
1
l e
- d
t s
V
22
supply voltage for tuning
CC2
V
23
digital supply voltage
DDD
M
O
S /
T
2
4
m
o
n
o
s /
X
T
A
L
2
5
c
y r
t s
l a
D
G
N
D
2
6
d
g i
t i
l a
BUS-CLOCK
27
bus-clock input
D
A
T
A
2
8
b
u
s
d
a
WRITE-ENABLE
29
bus write-enable input
P
0
3
0
p
o r
g
a r
P
1
3
1
p
o r
g
a r
A
F
C
3
2
4
5
0
k
H
F
M
-
F I
2 I
3
3
F
M
F I
n i
V
34
internal stabilized supply voltage (B)
STAB(B)
F
M
-
F I
O
1
3
5
F
M
F I
o
AM-IFI/O2
36
input/output to IF-Tank (IFT); output: current source
F
M
-
F I
1 I
3
7
F
M
F I
n i
V
38
internal stabilized supply voltage (A)
STAB(A)
FM-MIXER
39
AM-MIXER
40
open-collector output to IFT
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6-4
D
E
S
C
R
P I
I T
O
N
a
p
a
t i c
r o
n i
p
t u
n i
p
t u
u t
n
e
d
F
M
R
F
i c
c r
u
t i
o t
g
o r
u
n
d
u
n
d
a
n
d
s
u
b
t s
a r
e t
u t
n
e
d
F
M
o -
c s
l l i
t a
r o
i c
c r
u
t i
o t
g
o r
u
n
d
u t
n
e
d
A
M
o -
c s
l l i
t a
r o
i c
c r
u
t i
o t
g
o r
u
n
d
c
r u
e r
t n
o
u
p t
t u
c
o
t n
o r
e l l
d
o
c s
l l i
t a
r o
n i
p
t u
A
F
o
u
p t
t u
o (
u
p t
u
i t
m
p
e
d
a
n
c
e
y t
p
c i
l a
5
k
)
d
e
c
o
d
r e
n i
p
u
( t
n i
p
u
i t
m
p
e
d
a
n
c
e
y t
p
c i
l a
1
5
0
k
)
r e
n i
p
t u
p
t u
n
n
l e
o
u
p t
t u
o (
u
p t
u
i t
m
p
e
d
a
n
c
e
y t
p
c i
l a
4
3 .
k
)
a
n
n
l e
o
u
p t
t u
o (
u
p t
u
i t
m
p
e
d
a
n
c
e
y t
p
c i
l a
4
3 .
k
)
e t
t c
r o
t l
r e
n i
p
t u
o
I f
, F
d
e
e t
t c
r o
a
n
d
M
P
X
s
a t
g
e
i d
c s
i r
m
n i
t a
r o
n i
p
t u
e r
n
g
h t
n i
d
c i
t a
r o
e t
e r
o
a
n
d
u t
n
n i
g
n i
d
c i
t a
o i
n
o
u
p t
t u
n i
p
t u
g
o r
u
n
d
a t
n i
p
t u
o /
u
p t
t u
m
m
a
b
e l
o
u
p t
t u
p
o
t r
P (
) 0
m
m
a
b
e l
o
u
p t
t u
p
o
t r
P (
) 1
z
L
C
-
i c
c r
u
t i
p
t u
2
(
n i
p
u
i t
m
p
e
d
a
n
c
e
y t
p
c i
l a
3
3
0
)
u
p t
t u
1
o (
u
p t
u
i t
m
p
e
d
a
n
c
e
y t
p
c i
l a
3
3
0
)
p
t u
1
(
n i
p
u
i t
m
p
e
d
a
n
c
e
y t
p
c i
l a
3
3
0
)
)
PIN DESCRIPTION - SELF TUNED RADIO
TEA5757
S
Y
M
B
O
L
P
N I
A
M
-
F I
1 I
4
1
F I
T
r o
c
R
F
G
N
D
4
2
F
M
R
F
g
F
M
-
R
I F
4
3
F
M
R
F
a
A
G
C
4
4
A
G
C
c
a
RIPPLE
1
AM-RFI
2
FM-RFO
3
RFGND
4
FMOSC
5
6
AMOSC
V CC1
7
8
TUNE
VCO
9
10
AFO
MPXI
11
6-4
D
E
S
C
R
P I
I T
O
N
e
a r
m
c i
t l
r e
n i
p
u
( t
n i
p
u
i t
m
p
e
d
a
n
c
e
y t
p
c i
l a
3
k
)
o r
u
n
d
r e
l a i
n i
p
u
( t
n i
p
u
i t
m
p
e
d
a
n
c
e
y t
p
c i
l a
4
0
)
p
a
t i c
r o
n i
p
t u
33
FM-IFI2
32
AFC
31
P1
30
P0
29
WRITE-ENABLE
TEA5757H
TEA5759H
28
DATA
27
BUS-CLOCK
26
DGND
25
XTAL
24
MO/ST
23
V DDD
MHA112
Pin configuration.
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