2-12
BVP-900
BVP-900P
IC
V
DD
(
+
8V)
1
GND
1st
IF IN
1
AF OUT
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
GND
AGC
S-MUTER
MUTE
DRIVE
V RET
QUAD
IN
IF
OUT
AF
OUT
AFC
MUTE
IN
MUTE ATT
ADJ
IF
IN
12
V
CC
9
IF OUT
11
QUAD IN
13
V RET
VOLTAGE
REGULATOR
AFC
CLAMP
LEVEL
DEL
2nd
3rd
4th
5th
6th
AGC
DRIVE
LEVEL
DEL
LEVEL
DEL
SIGNAL
LEVEL
INDICATE
QUADRATURE
LIMITER
QUADRATURE
DET
AF
MUTE
AMP
7
AFC
5
MUTE
ATT
ADJ.
MUTE IN
6
MUTE DRIVE
14
S-METER
15
AGC
16
INVERTER
HOLE
DET
DC
LEVEL
DET
MUTE
DRIVE
8
FMIF SYSTEM (QUADRATURE DETECTOR) FOR CAR RADIO
—PRINTED SIDE VIEW—
1
2
3
4
5
6
7
8
9
10
11
12
24
23
22
21
20
19
18
17
16
15
14
13
DIR
IN
A0
A1
A2
A3
A4
A5
A6
A7
A8
V
DD
B
(
+
2 V to
+
6 V)
EN
IN
B0
B1
B2
B3
B4
B5
B6
B7
B8
2
DIR
23
EN
3
21
EN
0
1
0
1
X
; LOW LEVEL
; HIGH LEVEL
; DON'T CARE
OPERATION
B to A
HI-Z
22
22
5
4
19
20
7
6
17
18
9
8
15
16
11
10
14
A
B
GND
GND
V
DD
A
(
+
2 V to
+
6 V)
0
A to B
DIR
0
X
1
HI-Z ; HIGH IMPEDANCE
3
A0
B0
23
2
EN
DIR
21
4
A1
B1
20
5
A2
B2
19
6
A3
B3
18
7
A4
B4
17
8
A5
B5
16
9
A6
B6
15
10
A7
B7
14
11
A8
B8
C-MOS 9-BIT LEVEL SHIFTER/TRANSCEIVER WITH 3-STATE OUTPUTS
—TOP VIEW—
CXK58257CTM-70LL (SONY)FLAT PACKAGE
LC35256DT-70-TLM (SANYO)FLAT PACKAGE
HD151015T (HITACHI)FLAT PACKAGE
HD151015TEL
LA1140 (SANYO)
V
DD
+
5V
22
23
24
25
26
27
28
1
2
3
4
5
6
7
OE
IN
A11
IN
A9
IN
A8
IN
A13
IN
WE
IN
A14
IN
A12
IN
A7
IN
A6
IN
A5
IN
A4
IN
A3
IN
GND
A10
IN
CE
IN
I/O8
I/O7
I/O6
I/O5
I/O4
I/O3
I/O2
I/O1
A0
IN
A1
IN
A2
IN
21
20
22
10
9
8
7
6
5
4
3
25
24
21
23
2
26
1
27
20
OE
A14
A13
A12
A11
A10
A9
A8
A7
A6
A5
A4
A3
A2
A1
A0
I/O1
I/O2
I/O3
I/O4
I/O5
I/O6
I/O7
I/O8
WE
CE
19
18
17
16
15
14
13
12
11
10
9
8
C-MOS 256K (32768
x
8)-BIT STATIC RAM
11
12
13
15
16
17
18
19
A0 - A14
CE
I/O1 - I/O8
OE
WE
CE
1
0
0
0
OE
X
1
0
X
WE
X
1
1
0
MODE
NOT SELECT
OUTPUT DISABLE
READ
WRITE
I/O TERMINAL
HIGH IMPEDANCE
HIGH IMPEDANCE
OUTPUT DATA
INPUT DATA
; ADDRESS INPUTS
; CHIP ENABLE INPUT
; DATA INPUTS/OUTPUTS
; OUTPUT ENABLE INPUT
; WRITE ENABLE INPUT
0
1
X
; LOW LEVEL
; HIGH LEVEL
; DON'T CARE
—TOP VIEW—
BUFFER
BUFFER
21
6
7
8
9
10
22
OE
A0
A1
A2
A3
A4
A10
WE
CE
11
27
20
I/O1
I/O2
I/O3
I/O4
I/O5
I/O6
I/O7
I/O8
BUFFER
I/O
BUFFER
ROW
DECODER
MEMORY
MATRIX
512
x
512
I/O GATE
COLUMN
DECODER
12
13
15
16
17
18
19
1
24
25
3
4
5
A5
A6
A7
A8
A9
A14
A13
A12
A11
23
2
26
Summary of Contents for BVP-900 Series
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