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參數(shù)資料
| 型號： | LA3235W |
| 廠商： | Sanyo Electric Co.,Ltd. |
| 英文描述： | 1.5 V Record Preamplifier |
| 中文描述： | 1.5 V時記錄前置放大器 |
| 文件頁數(shù)： | 2/13頁 |
| 文件大小： | 352K |
| 代理商： | LA3235W |
Specifications
Absolute Maximum Ratings
at Ta = 25°C
Operating Conditions
at Ta = 25°C
Operating Characteristics
at Ta = 25°C, V
CC
1 and V
CCRF
= 1.2 V, V
CC
2 = 2.4 V, f = 1 kHz, 0 dBm = 0.775 V,
R
LMIC
= 10 k
, R
LRadio
= 10 k
, R
LMON
= 10 k
, R
LREC
= 3 k
No. 4530-2/13
LA3235W
Parameter
Symbol
Conditions
Ratings
Unit
Maximum supply voltage
V
CC
max
Pd max
4.5
V
Allowable power dissipation
320
mW
Operating temperature
Topr
–10 to +65
°C
Storage temperature
Tstg
–40 to +125
°C
Parameter
Symbol
Conditions
Ratings
Unit
Recommended supply voltage
V
CC
1, V
CCRF
V
CC
2
V
CC
1, V
CCRF
V
CC
2
1.5
V
2.4
V
Operating supply voltage range
0.9 to 2.2
V
2.0 to 4.0
V
Parameter
Symbol
Conditions
min
typ
max
Unit
No signal supply current: record/V
CC
1
No signal supply current: record/V
CCRF
No signal supply current: record/V
CC
2
No signal supply current: playback/V
CC
1
No signal supply current: playback/V
CCRF
No signal supply current: playback/V
CC
2
[Microphone amplifier] (measured with ALC off)
I
CCR1
I
CCRR
I
CCR2
I
CCP1
I
CCPR
I
CCP2
Microphone Rg = 6.8 k
Microphone Rg = 6.8 k
Microphone Rg = 6.8 k
0.08
0.13
0.23
mA
2.0
3.5
5.0
mA
0.85
1.5
2.1
mA
0.1
5.0
μA
0.36
0.6
1.0
mA
0.3
0.5
0.75
mA
Voltage gain (closed)
VG
M
V
O maxM
THD
M
V
NOM
CT
M
SVRR
M
V
O
= –20 dBm
THD = 1%
35
dB
Maximum output voltage
320
mV
Total harmonic distortion
V
O
= 200 mV
Rg = 6.8 k
, BPF = 20 Hz to 20 kHz
V
O
= –20 dBm, TUNE 1 KHz
Rg = 6.8 k
, f
R
= 100 Hz, V
R
= –30 dBm
0.1
%
Output noise voltage
130
μV
Crosstalk (interchannel)
46
dB
Ripple rejection ratio
37
dB
[Radio Amplifier] (measured with ALC off)
Voltage gain (closed)
VG
R
V
O maxR
THD
R
V
NOR
CT
R
SVRR
R
V
O
= –20 dBm
THD = 1%
14.5
dB
Maximum output voltage
320
mV
Total harmonic distortion
V
O
= 200 mV
Rg = 6.8 k
, BPF = 20 Hz to 20 kHz
V
O
= –20 dBm, TUNE 1 KHz
Rg = 6.8 k
, f
R
= 100 Hz, V
R
= –30 dBm
0.1
%
Output noise voltage
30
μV
Crosstalk (interchannel)
59
dB
Ripple rejection ratio
55
dB
[Monitor Amplifier]
Voltage gain (closed)
VG
MON
V
OMON
THD
MON
V
NOMON
CT
MON
SVRR
MON
V
O
= –20 dBm
THD = 1%
9.5
dB
Maximum output voltage
260
mV
Total harmonic distortion
V
O
= 100 mV
BPF = 20 Hz to 20 kHz
0.1
%
Output noise voltage
11
μV
Crosstalk (interchannel)
V
O
= –20 dBm
f
R
= 100 Hz, V
R
= –30 dBm
59
dB
Ripple rejection ratio
57
dB
[Record Amplifier]
Voltage gain (closed)
VG
REC
V
OREC
THD
REC
V
NOREC
CT
REC
SVRR
REC
V
O
= –10 dBm
THD = 1%
22
dB
Maximum output voltage
670
mV
Total harmonic distortion
V
O
= 300 mV
BPF = 20 Hz to 20 kHz
0.08
%
Output noise voltage
46
μV
Crosstalk (interchannel)
V
O
= –10 dBm
f
R
= 100 Hz, V
R
= –30 dBm
55
dB
Ripple rejection ratio
55
dB
Continued on next page.
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