BA1451F-E2 Rohm Semiconductor, BA1451F-E2 Datasheet - Page 7

• Manufacturer Part Number: BA1451F-E2
• Description: IC AUDIO AM/FM TUNER 8V SOP24 TR
• Manufacturer: Rohm Semiconductor

Specifications of BA1451F-E2

• Function: AM Radio FM IF Stereo System
• Rf Type: AM, FM
• Secondary Attributes: IF Stereo System IC
• Package / Case: 24-SOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Audio ICs
! ! ! ! Application example
! ! ! ! Electrical characteristic curves
BPF
8
1
BA4425F
7
6
5
4
3
2
1
0
7
2
Fig.3 FM input / output characteristics
6
3
−10
−20
−30
−40
−50
−60
−70
−80
−90
Vcc2 (+9V)
0
−20
5
4
V cc =5V,
f
fm=1kHz
∆f=±22.5kHzdev,
pilot=±7.5kHzdev
Ta=25˚C,
AMR MOD=30%,
fm=400Hz
IN
=10.7MHz,
0
INPUT VOLTAGE : V
20
GND
XOUT
18
1
40
PD2
XIN
17
2
60
D+N (30%)
D+N (100%)
µ-COM
PD1
CE
16
3
S+D+N
IN
CE
80
V
DA
( dBµ)
15
4
DD
BU2616F
DA
N
FMIN
100
14
CL
5
CL
R→L
SEP
L→R
AMIN
AMR
TUN
13
6
120
Fig. 2
P2
SD
12
7
IFIN
11
P1
8
OSC
FMIN
24
OUT
1
P0
P3
10
9
Vreg
V
23
2
DD
SD Adj
AM
22
3
OSC
TUNING
TO LED etc.
BW Adj
GND
21
4
FM DET
AM IN
20
5
180
170
160
150
140
130
120
110
100
90
80
70
MIXOUT
BA1451F
TUN
AM
19
STEREO
6
110
100
90
80
70
60
50
40
30
20
10
0
IFIN
ST
18
AM
7
MUTE
IF REQ
AGC
17
11
10
/
8
9
8
7
6
5
4
3
2
1
0
R→L
IF OUT
DET
OUT
16
9
POWER SUPPLY VOLTAGE : V
3
Fig.4 FM characteristics vs.
MPX
Rch
15
10
IN
4
MPX
Lch
14
11
IN
power suppy voltage
MONO
AMFM
SD
PD
13
12
5
/
/
L→R
TUNED ON
−3dB L.S.
6
D+N (100%)
D+N (30%)
V
O
7
f
V
∆f=±22.5kHzdev.
(pilot=±7.5kHzdev)
f
Ta=25˚C,
RSD=20kΩ
IN
IN
IN
=10.7MHz,
=1kHz,
=100dBµ,
CC
BA1451F
(V)
Vcc (5V)
Lch OUT
Rch OUT
8
9