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参数资料
| 型号： | NTE1570 |
| 厂商： | NTE Electronics, Inc. |
| 英文描述： | Integrated Circuit TV Video IF, Sound IF |
| 中文描述： | 集成电路电视视频中频，声音中频 |
| 文件页数： | 3/5页 |
| 文件大小： | 36K |
| 代理商： | NTE1570 |
Electrical Characteristics (Cont’d):
(T
A
= +25
°
C, V
CC
= 12V, f
p
= 58.75MHz, f
S
= 54.25MHz)
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
RF AGC Maximum Available Current
NTE1570
I
4(max)
SW
1
: 2, SW
2
: 1
SW
1
: 1, SW
2
: 1
Note 14
7.0
–
–
mA
NTE1572
0.3
–
–
mA
RF AGC Delay Setting Range (Delay)
V
IN
F
W
v
OUT
S
OUT
5
7
9
V
AFT Band Width
Note 13
1.4
–
–
MHz
Video Output Voltage
Note 15
2.25
2.50
2.75
V
SIF Output Voltage
Note 16
200
400
600
mV
rms
SIF Section
Input Limiting Voltage
v
IN(LIM)
AMR
R
D
=
∞
, Note 17
SIF IN: f = 4.5MHz, f
m
= 400Hz,
f =
±
25kHz, AM: 30%,
v
in
= 100dB
μ
SIF IN: f = 4.5MHz, f
m
= 400Hz,
f =
±
25kHz, v
in
= 80dB
μ
,
R
D
= 12k
SIF IN: f = 4.5MHz, f
m
= 400Hz,
f =
±
25kHz, v
in
= 80dB
μ
SIF IN: f = 4.4 to 4.6MHz
–
200
400
μ
V
rms
dB
AM Rejection Ratio
40
45
–
Recovered Output Voltage
V
OD
0.5
0.75
–
V
rms
Total Harmonic Distortion
THD
–
1.0
–
%
Max. Audio Output Voltage
v
OM
R
IN(SIF)
C
IN(SIF)
R
O(DET)
4.0
–
–
V
P
–
P
k
pF
k
SIF Input Impedance
f = 4.5MHz
10
20
30
SIF Input Capacitance
f = 4.5MHz
–
3.0
–
DET Output Impedance
Note 18
10
15
20
DC Voltage, Pin21
NTE1570
V
21
SW
1
: 2, SW
2
: 2
SW
1
: 1, SW
2
: 2
3.5
4.4
5.3
V
NTE1572
3.5
4.4
5.3
V
DC Voltage, Pin23
NTE1570
V
23
SW
1
: 2, SW
2
: 2
SW
1
: 1, SW
2
: 2
4.8
6.0
7.2
V
NTE1572
4.8
6.0
7.2
V
DC Voltage, Pin1
NTE1570
V
1
SW
1
: 2, SW
2
: 2
SW
1
: 1, SW
2
: 2
Note 19
6.0
6.7
7.4
V
NTE1572
6.0
6.7
7.4
V
Max. Attenuation
ATT MAX
60
–
–
dB
DC Volume Gain
G
ATT
MAX R
A
= 0
V
1
4
6
8
dB
ATT Characteristics
Note 22
3.4
3.8
4.2
V
Note 23
4.5
4.9
5.3
V
Signal Leakage
v
PT
G
V
AF
THD AF
Note 20
–
1.0
3.0
mV
rms
dB
AF Amp Gain
Note 21
–
20
–
AF Amp Distortion
P
23A
= 1V
PP
, 400Hz, SW
3
: ON,
ATT:
–
26dB Setting
–
1.5
–
%
AF Amp Max. Output Voltage
v
OAF
MAX
THD
AF
= 5%, Note 21
1.5
2.0
–
V
rms
AF Output DC Voltage
NTE1570
V
3
SW
1
: 2, SW
2
: 2
SW
1
: 1, SW
2
: 2
6.7
7.7
8.8
V
NTE1572
6.7
7.7
8.8
V
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| NTE1571 | 制造商:NTE Electronics 功能描述:DIP-14 DUAL PREAMP |
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