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PDF TA2068N Data sheet ( Hoja de datos )
| Número de pieza | TA2068N | |
| Descripción | SYSTEM PREAMPLIFIER FOR SINGLE CASSETTE DECK | |
| Fabricantes | Toshiba | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de TA2068N (archivo pdf) en la parte inferior de esta página. Total 19 Páginas | ||
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TOSHIBA Bipolar Linear Integrated Circuit Silicon Monolithic
TA2068N
System Preamplifier for Single Cassette Deck
The TA2068N is system preamplifier IC for single deck
radio-cassette tape player.
This IC have built-in function for single cassette deck and mixing
amp for KARAOKE and Function switch for source selector.
Features
· Dual channel
· Built-in EQ amp, REC amp, monitor amp, MIC (mixing) amp
· MIC amp is suitable for both inner mic and mixing mic
· Built-in source selector switch; RADIO-IN/TAPE-IN/AUX-IN
· 6-operation mode are available for INNER MIC set and
MIXING MIC set
<Inner MIC set>
1. TAPE PLAY-BACK
2. LINE-IN PLAY
3. RADIO PLAY
4. MIC RECORDING without MONITOR
5. LINE-IN RECORDING AND PLAY
6. RADIO RECORDING AND PLAY
<Mixing MIC set>
1. APE PLAY-BACK with MIC MIXING
2. INE-IN PLAY with MIC MIXING
3. ADIO PLAY with MIC MIXING
4. IC RECORDING with MONITOR
5. INE-IN RECORDING AND PLAY with MIC MIXING
6. ADIO RECORDING AND PLAY with MIC MIXING
· Operating supply voltage range
: VCC (opr) = 4.0~9.0 V (Ta = 25°C)
Weight: 1.2 g (typ.)
TA2068N
1 2002-03-05
1 page  
Terminal
No.
Symbol
Function
18/20
PRE OUT
MONITOR Amp output
Equivalent Circuit
TA2068N
13 MIC IN
MIC Amp input
14/24
LINE IN
Line input
15
TAPE/ TAPE SW
TAPE/EXTERNAL INPUT
function SW
17
LINE/RADIO SW
LINE/RADIO INPUT function
SW
21
REC/PLAY SW
PLAYBACK/
RECORDING function SW
INTERNAL MIC/
23 INT/MIC OFF/EXT
MIC OFF/
EXTERNAL MIC function SW
5 2002-03-05
5 Page 
Maximum Rating (Ta = 25°C)
TA2068N
Characteristics
Symbol
Rating
Unit
Supply voltage
Power dissipation
Operating temperature
Storage temperature
VCC
PD (Note 1)
Topr
Tstg
9
1200
−25~75
−55~155
V
mW
°C
°C
Note 1: Derated above Ta = 25°C in the proportion of 9.6 mW/°C.
Electrical Characteristics
(unless otherwise specified, VCC = 5 V, f = 1 kHz, Ta = 25°C, BW = 400 Hz~30 kHz)
Characteristics
Quiescent current
Reference voltage
TAPE/ TAPE SW
(SW1: pin 15)
Control voltage
range
RADIO/LINE SW
(SW2: pin 17)
REC/PLAY SW
(SW3: pin 21)
MIC SW
(SW4: pin 23)
Voltage gain
Maximum output
voltage
Play-
back
Output noise voltage
Total harmonic
distortion
Cross talk
Radio
mode
Ripple rejection ratio
Voltage gain
Output noise voltage
REC
Total harmonic
distortion
Cross talk
Ripple rejection ratio
ALC level
Symbol
ICCQ1
ICCQ2
VREF
VTH1A
VTH1B
VTH2A
VTH2B
VTH3A
VTH3B
VTH4A
VTH4B
VTH4C
Gv1
Vom1
Vno1
THD1
C.T.1
R.R.1
Gv2
Vno2
THD2
C.T.2
R.R.2
ALC21
ALC22
Test
Circuit
Test Condition
Min Typ. Max
― REC MODE
6.0 10.0 16.0
― PLAY MODE
4.0 7.5 13.0
― ― 2.1 ―
― TAPE MODE
(OPEN) 0
― 0.2
― TAPE MODE
― RADIO MODE
(OPEN)
1.3
0
― VCC
― 0.2
― LINE MODE
― PLAY MODE
(OPEN)
1.3
0
― VCC
― 0.2
― REC MODE
― EXT MIC MODE
1.3 ― VCC
0 ― 0.2
― MIC OFF MODE
(OPEN)
OPEN
― INT MIC MODE
― Vout = −10dBV
1.6 ― Vref
−4 −2
0
― THD = 1%
1.0 1.2
―
MIC OFF MODE,
― Rg = 620 Ω,
DIN AUDIO
― −98 −90
― Vout = −10dBV
― 0.2 ―
― Vout = −10dBV
MIC OFF MODE,
―
Vrip = −20dBV,
f = 100 Hz,
BW = ~30 kHz
― Vout = −10dBV
MIC OFF MODE,
― Rg = 620 Ω,
DIN AUDIO
―
Vin = −6dBV,
ALC = ON
― Vout = −10dBV
MIC OFF MODE,
―
Vrip = −20dBV,
f = 100 Hz,
BW = ~30 kHz
― Vin = −16dBV Dual channel
― Vin = 4dBV
input
―
―
15
―
―
―
―
−4
−4
−60 ―
−52 ―
17 19
−77 −68
0.3 ―
−57 ―
−40 ―
−2 0
−1 2
Unit
mA
V
V
dB
Vrms
dBV
%
dB
dB
dB
dBV
%
dB
dB
dBV
11 2002-03-05
11 Page | ||
| Páginas | Total 19 Páginas | |
| PDF Descargar | [ Datasheet TA2068N.PDF ] | |
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