cxa1619as Sony Electronics, cxa1619as Datasheet

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cxa1619as

Manufacturer Part Number
cxa1619as
Description
Fm/am Radio
Manufacturer
Sony Electronics
Datasheet
1.CXA1619AS.pdf (11 pages)
For the availability of this product, please contact the sales office.
Description
designed for radio-cassette tape recorders and
headphone tape recorders, and has the following
functions.
Features
• Small number of peripheral components.
• Low current consumption (V
• Built-in FM/AM select switch.
• Large output of AF amplifier.
Function
FM section
• RF amplifier, Mixer and OSC
• IF amplifier
• Quadrature detection
• Tuning LED driver
AM section
• RF amplifier, Mixer and OSC (with RF AGC)
• IF amplifier (with IF AGC)
• Detector
• Tuning LED driver
AF section
• Electronic volume control
Structure
CXA1619AM/AS is a one-chip FM/AM radio IC
(incorporating AFC variable capacitor).
Bipolar monolithic IC
FM/AM Radio
For FM : I
For AM : I
EIAJ output=450 mW (Typ.) when
V
CC
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.
=6 V, load impedance 8
D
D
=5.8 mA (Typ.)
=4.7 mA (Typ.)
CC
=3 V)
CXA1619AM/AS
—1—
Absolute Maximum Ratings (Ta=25 °C)
• Supply voltage
• Operating temperature
• Storage temperature
• Allowable power dissipation
Recommended Operating Conditions
Supply voltage
28 pin SOP (Plastic)
CXA1619AM
Topr
Tstg
V
V
V
P
P
30 pin SDIP (Plastic)
CC
CC
CC
D
D
CXA1619AS
–50 to +125
–10 to +60
2 to 7.5
2 to 8.5
1000
(CXA1619AM)
(CXA1619AM)
(CXA1619AS)
(CXA1619AS)
700
14
E98419-TE
mW
mW
°C
°C
V
V
V

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cxa1619as Summary of contents

Page 1

... Storage temperature • Allowable power dissipation Recommended Operating Conditions Supply voltage —1— CXA1619AS 30 pin SDIP (Plastic Topr –10 to +60 °C Tstg –50 to +125 °C P 700 mW D (CXA1619AM) P 1000 mW D (CXA1619AS 7 (CXA1619AM 8 (CXA1619AS) E98419-TE ...

Page 2

... Block Diagram CXA1619AM AF Ripple GND OUT V FILTER POWER AMP GND FM NF VOL DISCRI CXA1619AS AF GND GND OUT POWER AMP GND FM NF GND DISCRI AF DET AFC AFC IF IN OUT AGC AGC GND METER ...

Page 3

... FM DISCRI 2.18 2.70 4.88 5.43 3 (4) NF 1.5 1.5 3.0 3.0 27 (28) AF OUT 1.5 1.5 3.0 3.0 4 (5) VOL CONT 1.25 1.25 1.25 1.25 5 (6) AM OSC 1.25 1.25 1.25 1.25 6 (7) AFC 1.25 8 (9) REG OUT 1.25 1.25 1.25 1.25 7 (8) FM OSC 1.25 1.25 1.25 1.25 (The pin numbers in the parenthesis are for CXA1619AS Equivalent circuit 1. 100 27 100 GND 3 4 20k 80k 5 3.6k 1. —3— ...

Page 4

Voltage (V) No. Symbol (10 1.25 1.25 1.25 1.25 12 (13 0 (11 1.25 1.25 1.25 1.25 11 (12) NC ...

Page 5

Voltage (V) No. Symbol (20) METER 1.6 1.6 4.5 4.5 20 (21) GND (22) AFC/AGC 1.25 1.49 1.25 1.49 22 (23) AFC/AGC 1.25 1.25 1.25 1.25 23 ...

Page 6

CXA1619AM/AS ...

Page 7

CXA1619AM/AS ...

Page 8

CXA1619AM/AS ...

Page 9

CXA1619AM/AS ...

Page 10

Coil data AM OSC Core diameter ø 0.06 mm 2UEW (kHz 796 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 ...

Page 11

... Package Outline Unit : mm CXA1619AM 28 1 SONY CODE EIAJ CODE JEDEC CODE CXA1619AS 30 1 SONY CODE EIAJ CODE JEDEC CODE NOTE : PALLADIUM PLATING This product uses S-PdPPF (Sony Spec.-Palladium Pre-Plated Lead Frame). 28PIN SOP (PLASTIC) + 0.4 18.8 – 0 0.1 1.27 0.45 ± 0.1 0.2 – 0.05 0.24 M PACKAGE STRUCTURE ...

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