ta1375fg TOSHIBA Semiconductor CORPORATION, ta1375fg Datasheet - Page 14

• Manufacturer Part Number: ta1375fg
• Description: Single Conversion Tuner For Digital Tv / Catv
• Manufacturer: TOSHIBA Semiconductor CORPORATION

2005/05/23
Figure.5 Test Circuit 4 (MOP Block : NF） Figure.6 Test Circuit 5 (MOP Block : IM3 / CM）
note8: Components in the test circuits are only used to obtain and confirm the device characteristics. These components
IF output
IF input
source
Noise
5V
Balun
trans
SW
GC
(*1)
and circuits do not warrant to prevent the application equipment from malfunction or failure.
(10MΩ,2pF)
2.2nF
FET probe
0.01uF
0.01uF
(*2)
Vin or Uin
470Ω
470Ω
22pF
22pF
NF meter
37
38
39
40
41
42
43
44
45
46
47
48
20
23
(*2)
36
1
Balun
control
trans
GCA
(*1)
DUT
L4
35
2
IF output
34
3
33
38
Power on
4
transformation
Switch
1SV283 56p
Band
Reset
75-50 Ω
Detector
32
L2
5
Figure.4 Test Circuit 3
Lock
31
6
Interface
I2C bus
Programmable
Comparator
30
Reference
7
Divider
Divider
Phase
5pF
L3
8pF
29
5V
8
3pF
14
28
9
5pF
27
10
SG-2
SG-1
Charege
56pF
100pF
Pump
26
11
Driver
Band
68pF
25
12
20
23
L1
24
23
22
21
20
19
18
17
16
15
14
13
27nF
DUT
2.2nF
2.2nF
2.2nF
2.2nF
620Ω
620Ω
620Ω
620Ω
3.3nF
10kΩ
38
UHF RF input
VHF RF input
transformation
(*1)Balun trans
616DB-1048(TOKO)
(*2)Test circuit condition
It difers about a test item.
L1 : 0.4mmd, 2.5mm φ, 5.5T
L2 : 0.4mmd, 2.0mm φ, 2.5T
L3 : 0.4mmd, 2.5mm φ, 1.5T
L4 : TOKO (886BNF-0048AE)
*4MHz : X'tal (NDK,AT-51)
75-50Ω
5V
TA1375FG
Spectrum
33kΩ
Analyzer
33V