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Sony Semiconductor Electronic Components Datasheet

CXA1998BQ Datasheet

Recording/Playback Equalizer Amplifier

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CXA1998BQ pdf
CXA1998BQ
Recording/Playback Equalizer Amplifier
Description
The CXA1998BQ is an IC developed for analog
signal processing in tape recorders. Processing for
both the recording and playback systems is
achieved on one chip.
48 pin QFP (Plastic)
Features
11-bit serial data interface
Recording/playback mute function
Recording equalizer Gp and Fp can be adjusted
externally.
AGC (Automatic Gain Control)
Comparator for AMS (Automatic Music Sensor)
Recording/playback equalizer amplifier with 1.7
times speed switching
Absolute Maximum Ratings (Ta = 25°C)
Supply voltage
VCC, VDD 12
V
Operating temperature Topr –20 to +75 °C
Storage temperature Tstg –65 to +150 °C
Allowable power dissipation
PD 645 mW
Structure
Bipolar silicon monolithic IC
Applications
All analog signal processing in the cassette decks
of tape recorders and compact music centers
Applicable Head
Applicable to MITSUMI ELECTRIC Co., Ltd.
Playback head: BP-7442-CP-6973
Recording/playback head: BC-9242-CB-9267
Operating Conditions
Supply voltage
VCC
VDD
6.5 to 10.0 V
4.5 to 5.5 V
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–
E98Z31-PS


Sony Semiconductor Electronic Components Datasheet

CXA1998BQ Datasheet

Recording/Playback Equalizer Amplifier

No Preview Available !

CXA1998BQ pdf
Block Diagram and Pin Configuration (Top View)
CXA1998BQ
36 35 34 33 32 31 30 29 28 27 26 25
RFS
IREF 37
GND
24 LATCH
PB OUT2 38
VDD
23 VDD
PB FB22 39
PB FB12 40
PB INB2 41
PB INA2 42
PB INA1 43
PB INB1 44
PB FB11 45
PB FB21 46
PB OUT1 47
FP CAL 48
D1 22 M2
GND
D2
GND
D3
GND
D4
21 M1
20 PL2
19 PL1
GND
D5 18 BPB
GND
D6 17 BPA
GND
D9 16 SPEED
D8
D10
GND
D9
D11
D11
GND 15 RMUTE
D7
VDD 20k 20k
14 RMUTEI
GND
VDD
10k 20k 20k 13 PBMUTE
1 2 3 4 5 6 7 8 9 10 11 12
–2–


Part Number CXA1998BQ
Description Recording/Playback Equalizer Amplifier
Maker Sony Corporation
Total Page 28 Pages
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