XA1619 [SONY]
FM/AM Radio; FM / AM收音机
| 型号： | XA1619 |
| 厂家： | 
SONY CORPORATION |
| 描述： | FM/AM Radio |
| 文件： | 总11页 (文件大小：199K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
CXA1619BM/BS
FM/AM Radio
For the availability of this product, please contact the sales office.
Description
CXA1619BM
CXA1619BS
CXA1619BM/BS is a one-chip FM/AM radio IC
designed for radio-cassette tape recorders and
headphone tape recorders, and has the following
functions.
28 pin SOP (Plastic)
30 pin SDIP (Plastic)
Features
• Small number of peripheral components.
• Low current consumption (VCC=3 V)
For FM : ID=5.8 mA (Typ.)
Absolute Maximum Ratings (Ta=25 °C)
For AM : ID=4.7 mA (Typ.)
• Supply voltage
• Operating temperature Topr
• Storage temperature
• Allowable power dissipation
VCC
14
V
• Built-in FM/AM select switch.
• Large output of AF amplifier.
EIAJ output=500 mW (Typ.) when
VCC=6 V, load impedance 8 Ω
–10 to +60
°C
Tstg –50 to +125 °C
PD
700
(CXA1619BM)
1000 mW
(CXA1619BS)
mW
Function
PD
FM section
• RF amplifier, Mixer and OSC
(incorporating AFC variable capacitor).
• IF amplifier
Recommended Operating Conditions
Supply voltage
VCC
2 to 7.5
(CXA1619BM)
2 to 8.5
(CXA1619BS)
V
• Quadrature detection
• Tuning LED driver
AM section
VCC
V
• RF amplifier, Mixer and OSC (with RF AGC)
• IF amplifier (with IF AGC)
• Detector
• Tuning LED driver
AF section
• Electronic volume control
Structure
Bipolar monolithic IC
Sony reserves the right to change products and specifications without prior notice. This information does not convey any license by
any implication or otherwise under any patents or other right. Application circuits shown, if any, are typical examples illustrating the
operation of the devices. Sony cannot assume responsibility for any problems arising out of the use of these circuits.
—1—
E99214-TE
CXA1619BM/BS
Block Diagram
CXA1619BM
FM/AM
AF
GND OUT VCC FILTER IN
28 27 26 25 24
Ripple AF
DET AFC AFC
OUT AGC AGC GND METER NC IF IN IF IN SELECT
IF
FM
AM BAND
23
22
21
20
19
18
17
16
15
AM IF DET AGC
AM FE
TUNING METER
AF POWER AMP
FM IF
FM
DISCRIMINATOR
FM FE
10
11
12
13
14
1
2
3
4
5
6
7
8
9
GND FM
DISCRI
NF VOL AM AFC FM Reg FM
AM
NC
FM
FE FM/AM
OSC
OSC OUT RF RF IN
RF IN GND FE OUT
CXA1619BS
FM/AM
AM BAND
OUT AGC AGC GND METER NC IF IN IF IN SELECT
AF
Ripple AF
DET AFC AFC
IF
21
FM
GND GND OUT VCC FILTER IN
28
27
26
25
24
23
22
20
19
18
17
16
30
29
AM IF DET AGC
AM FE
TUNING METER
AF POWER AMP
FM IF
FM
DISCRIMINATOR
FM FE
15
14
FE FM/AM
1
GND
2
3
FM
4
5
6
7
8
9
10
11
12
13
NF VOL AM AFC FM Reg FM
AM
NC
FM
GND
DISCRI
OSC
OSC OUT RF RF IN
RF IN GND FE OUT
—2—
CXA1619BM/BS
Standard Circuit Design Data
Voltage (V)
(The pin numbers in the parenthesis are for CXA1619BS.)
No.
Symbol
VCC=3 V VCC=6 V
FM AM FM AM
Equivalent circuit
Description
1
GND
0
0
0
0
(1, 2)
2
Phase-shift circuit Connect
ceramic discriminator
1k
2 (3)
3 (4)
FM DISCRI
2.18 2.70 4.88 5.43
1.2k
VCC
NF
1.5 1.5 3.0 3.0
1.5 1.5 3.0 3.0
Negative feedback pin
×100
27
×100
GND
27 (28) AF OUT
Power amplifier output pin
3
4
20k
80k
Connect variable resistor for
electronic volume control.
4 (5)
VOL CONT
1.25 1.25 1.25 1.25
GND
5
3.6k
5 (6)
AM OSC
1.25 1.25 1.25 1.25
AM local oscillation circuit
6 (7)
8 (9)
AFC
1.25
1.25
AFC variable capacitor pin
Regulator pin 1.25 V (Typ.)
8
1.25V
(REG)
6
REG OUT
1.25 1.25 1.25 1.25
7
7 (8)
FM OSC
1.25 1.25 1.25 1.25
FM local oscillation circuit
—3—
CXA1619BM/BS
Voltage (V)
No.
Symbol
VCC=3 V VCC=6 V
FM AM FM AM
Equivalent circuit
Description
3p
9
9 (10) FM RF
1.25 1.25 1.25 1.25
Connect FM RF tuning coil
FM RF input pin
8k
12
1k
12 (13) FM RF IN
0.3
0
0.3
0
10
10 (11) AM RF IN
11 (12) NC
1.25 1.25 1.25 1.25
AM RF input pin
VCC
0
0
0
0
0
0
0
0
GND
13 (14)
(FE GND)
AM
FM
FM/AM
14 (15)
IF output pin of FM and AM.
Connect IF filter.
0.36 0.2 0.36 0.2
FE OUT
220
14
VCC
FM and AM bands selection
switch pin. During GND it
becomes AM and during
open it becomes FM.
BAND
15 (16)
1.30
0
0
1.30
0
0
SELECT
15
GND
16
16 (17) AM IF IN
0
0
Input pin of AM IF.
Input pin of FM IF.
2k
17 (18) FM IF IN
18 (19) NC
0.34
0
0
0
0.88
0
0
0
—4—
CXA1619BM/BS
Voltage (V)
No.
Symbol
VCC=3 V VCC=6 V
FM AM FM AM
Equivalent circuit
Description
19
×3
1.25V
Meter drive circuit
19 (20) METER
1.6 1.6 4.5 4.5
(For tuning indicator)
N
GND
20 (21) GND
0
0
0
0
AFC pin of W band.
21 (22) AFC/AGC
1.25 1.49 1.25 1.49
During AM, it determines
time constant of AGC
AFC pin of J band.
22
33k 39k
21
22 (23) AFC/AGC
23 (24) DET OUT
1.25 1.25 1.25 1.25
1.25 1.0 1.25 1.0
During AM, it determines
time constant of AGC.
23
GND
Detection output pin
11k
24
×4 ×4
24 (25) AF IN
0
0
0
0
Power amplifier input pin
82k
GND
VCC
17k
RIPPLE
25 (26)
25
2.71 2.71 5.4 5.4
3.0 3.0 6.0 6.0
Ripple filter
73k
90k
FILTER
26 (27) VCC
Power supply pin
Power GND
28
GND
0
0
0
0
(29, 30)
The pin voltage of pin 6 during AM, it is the same pin voltage of pin 22 (23) during J BAND and is the same
pin voltage of pin 21 (22) during W BAND.
—5—
CXA1619BM/BS
—6—
CXA1619BM/BS
—7—
CXA1619BM/BS
—8—
CXA1619BM/BS
—9—
CXA1619BM/BS
Coil data
AM OSC
Core diameter ø 0.06 mm 2UEW
S
4
5
6
3
2
1
L (µH)
1 to 3
270
QO
Number of widings (t)
f (kHz)
796
1 to 3
125
1 to 3
107
4 to 6
29
Equivalent to L-5K7-H5 R12-1684X. Mitsumi Electric Co., Ltd.
or 7TRS-8441X TOKO Co., Ltd.
AM IFT
Core diameter ø 0.07 mm UEW
S
4
3
2
1
CO (pF)
1 to 3
180
QO
1 to 3
90
Number of widings (t)
5
6
1 to 2
111
2 to 3
35
4 to 6
7
Equivalent to 21K7-H5 R12-8558A. Mitsumi Electric Co., Ltd.
or 7MC-7789N TOKO Co., Ltd.
FM RF
φ 4mm
φ 0.6mm 4.5t
FM OSC
φ 4mm
φ 0.6mm 3.5t
AM bar antenna
f (kHz)
796
L (µH)
650
Primary
91 t
Secondary
20 t
Primary
Secondary
BPF
PFWE8
(88 to 108 MHz) Soshin Electric Co., Ltd.
CF1
CF2
CF3
SFU-455B
Murata Mfg. Co., Ltd. Or BFCFL-455 TOKO Co., Ltd.
Murata Mfg. Co., Ltd.
SFE10.7MA5
CDA10.7MC1
Murata Mfg. Co., Ltd.
—10—
CXA1619BM/BS
Package Outline Unit : mm
CXA1619BM
28PIN SOP (PLASTIC)
+ 0.4
18.8 – 0.1
+ 0.4
2.3 – 0.15
28
15
0.15
+ 0.2
0.1 – 0.05
14
1
+ 0.1
0.2 – 0.05
1.27
0.45 ± 0.1
M
0.24
PACKAGE STRUCTURE
PACKAGE MATERIAL
LEAD TREATMENT
LEAD MATERIAL
EPOXY RESIN
SOLDER PLATING
42/COPPER ALLOY
0.7g
SONY CODE
EIAJ CODE
SOP-28P-L04
SOP028-P-0375
JEDEC CODE
PACKAGE MASS
30PIN SDIP (PLASTIC)
CXA1619BS
+ 0.4
26.9 – 0.1
30
16
0° to 15°
15
1
1.778
Two kinds of package surface:
1.All mat surface type.
2.All mirror surface type.
0.5 ± 0.1
0.9 ± 0.15
PACKAGE STRUCTURE
EPOXY RESIN
MOLDING COMPOUND
LEAD TREATMENT
LEAD MATERIAL
SOLDER/PALLADIUM
SONY CODE
EIAJ CODE
SDIP-30P-01
PLATING
COPPER ALLOY
1.8g
SDIP030-P-0400
JEDEC CODE
PACKAGE MASS
NOTE : PALLADIUM PLATING
This product uses S-PdPPF (Sony Spec.-Palladium Pre-Plated Lead Frame).
—11—
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