參數(shù)資料
型號(hào)： LA4168
英文描述： Record/Playback System for Microcassette and Compact Cassette Recorders(148.50 k)
中文描述： 記錄/回放系統(tǒng)Microcassette和盒式錄音磁帶記錄器（148.50十一）
文件頁(yè)數(shù)： 2/6頁(yè)
文件大?。?/td> 148K
代理商： LA4168
No. 5660-2/6
LA4168M
Parameter
Symbol
Conditions
Ratings
Unit
min
typ
max
[PRE + POWER + GVN]
Standby current
I
STB
With pin 9 connected to V
CC
through a 100-k
resistor
25
170
250
μA
[PRE + POWER]
Quiescent current
I
CC-R
I
CC-P
VG
TP
REC MODE, Vi = 0 V
PLAY MODE, Vi = 0 V, VOL MIN
PLAY MODE, V
O
= –5 dBm
6
12
18
74
18
25
mA
mA
dB
12
Voltage gain
[EQ AMP]
Voltage gain (open loop)
Voltage gain (closed loop)
Maximum output voltage
Total harmonic distortion
Equivalent input noise voltage
Ripple rejection ratio
[MIC AMP] VOL MIN, ALC OFF
Voltage gain (closed loop)
Maximum output voltage
Total harmonic distortion
Equivalent input noise voltage
Ripple rejection ratio
Input resistance
[MIC + REC] VOL MIN
Voltage gain (closed loop)
Maximum output voltage
Output noise voltage
Ripple rejection ratio
[POWER AMP]
Voltage gain (closed loop)
Voltage gain (closed loop)
71.5
76.5
VG
OP
VG
P
V
OP
max
THD
P
V
NIP
R
rp
C
NF
= 100 μF
80
50
0.5
85
52
dB
dB
V
%
μV
dB
54
THD = 1 %
V
O
= 0.3 V
Rg = 2.2 k
, DIN audio
Rg = 2.2 k
, f
R
= 1 kHz filter
0.75
0.2
1.0
60
0.6
2.0
45
VG
M
1
V
OmaxM
THD
M
V
NIM
SVRR
R
IM
ALC OFF
THD = 1 %, R
L
= 10 k
V
O
= 0.3 V
Rg = 3 k
, DIN audio
Rg = 3 k
, f
R
= 1 kHz filter
43
0.5
45
47
dB
V
%
μV
dB
k
0.75
0.6
2.0
53
32
1.0
4.0
40
24
40
VG
RT
V
OmaxR
V
NORT
R
rRT
ALC OFF
THD = 5 %
MIC Input, Rg = 3 k
, DIN audio
Rg = 3 k
, f
R
= 1 kHz , 1 kHz filter
63.5
0.6
65.5
1.0
3.5
32
67.5
dB
V
mV
dB
8.0
20
VG
BTL
VG
SIN
P
OBTL
P
OSIN
THD
BTL
V
NOBTL
R
rBTL
V
DCOFF
R
INBTL
BTL ON, V
O
= –10 dBm
Single, V
O
= –10 dBm
THD = 10 %, BTL ON
THD = 10 %, Single
BTL ON, V
O
= 0.25 V
BTL ON, Rg = 0 k
BTL ON, Rg = 0 k
, f
R
= 1 kHz , 1 kHz filter
BTL ON, Rg = 0 k
21.5
20.5
200
50
0.1
24
23
350
120
0.8
20
70
10
30
26.5
25.5
dB
dB
mW
mW
%
μV
dB
mV
k
Output power
Total harmonic distortion
Output noise voltage
Ripple rejection ratio
Output DC offset
Input resistance
[ALC]
2
50
50
0
50
39
21
The input level width from the point the ALC
circuit operates to the point the harmonic
distortion reaches 5%
Vim = –40 dBm
Vim = –40 dBm
Vim = –40 dBm
ALC width
ALC
W
40
67
dB
ALC harmonic distortion
ALC output
ALC start input
[Voice Sensor (VOX)]
Operation start input voltage
Input hysteresis
[Auto-Stop]
ALC
THD
ALC V
O
ALC V
IN
1.0
0.43
–74
2.0
0.53
–69
%
V
0.33
–79
dBm
V
OP min
V
O HL
VOLUME (10 k
) max
–90
–85
–80
dBm
dB
3
6
9
Operation voltage
V
I ATS
The pin 9 voltage at the point the auto-stop
circuit operates
0.65
0.7
V
[LED]
LED drive current
I
LED
The input current when shorted
through a 300-
resistor
8
15
22
mA
[GVN]
Reference voltage
Current division ratio
Residual voltage
The CONT pin voltage in speed up mode
Vref
K
Vsat
Vcont
V
CC
V
CC
= 1.8 to 4.5 V, Im = 100 mA
Vref
K /
V
CC
V
CC
= 2.0 to 4.5 V, Im = 50 – 100 mA
K
Im
Im = 50 – 200 mA
Vref
Im
Im = 50 – 100 mA to 150 – 200 mA
Vref
Im = 100 mA
Im = 50 – 100 mA
V
REF
= CONT, Im = 200mA
1.1
45
0.1
0.35
1.25
50
0.2
0.41
1.4
55
0.5
0.47
V
V
V
Reference voltage/voltage characteristics
0
0.2
0.6
%/V
Current division ratio/voltage characteristics
0
0.3
0.7
%/V
Reference voltage/current characteristics
0
0.002
0.03
%/mA
Current division ratio/current characteristics
–0.07
0.03
+0.07
%/mA
Operating Characteristics
at Ta = 25°C, V
CC
= 3.0 V, R
L
= 4
(power amplifier), R
L
= 10 k
(preamplifier),
f = 1 kHz, 0 dBm = 0.775 V
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LA4177 制造商:未知廠(chǎng)家 制造商全稱(chēng):未知廠(chǎng)家 功能描述:
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