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參數資料
| 型號： | U2305B |
| 英文描述： | VHF/ UHF-Tuner-IC |
| 中文描述： | 甚高頻/超高頻調諧器集成電路 |
| 文件頁數： | 3/8頁 |
| 文件大?。?/td> | 200K |
| 代理商： | U2305B |
U2305B
TELEFUNKEN Semiconductors
Rev. A1, 10-Sep-96
3 (8)
Preliminary Information
Absolute Maximum Ratings
All voltages are referred to GND, Pin 2
Parameters
Symbol
V
S
Min.
Typ.
Max.
5.25
V
S
5.5
V
S
125
125
Unit
V
V
V
V
°
C
°
C
Supply voltage
RF inputs
IF outputs
Tri-state switch voltage
Junction temperature
Storage temperature
Pin 19
Pin (20-25)
Pin 17-18
Pin 12
ViTRI
T
j
T
stg
–40
Operating Range
All voltages are referred to GND, Pin 2
Parameters
Supply voltage
Ambient temperature
Test Conditions / Pins
Pin 17-19
Symbol
V
S
T
amb
Min
4.5
–25
Typ
5.0
Max
5.25
75
Unit
V
°
C
Thermal Resistance
Parameters
Symbol
Typ
Unit
Junction ambient
Package SSO28 soldered to PCB (see layout page 5)
R
thJA
128
K/W
Electrical Characteristics
Test conditions (unless otherwise specified): V
s
= 5 V. T
amb
= 25
°
C. Reference point Pin 2.
Referred to test circuit page 5.
Parameters
Test Conditions / Pins
Symbol
V
S
I
S
Min.
4.5
Typ.
5.0
42
Max.
5.25
Unit
V
mA
Supply voltage
Supply current
Band switch
Voltage band A
Voltage band B
Voltage band C
Switching current
LO output
LO level each output
SAW filter driver
fi = 36 MHz
Input impedance
Output impedance
Voltage gain
Pin 17-19
Pin 17-19
Pin 12
Pin 12
Pin 12
Pin 12
VSWA
VSWB
VSWC
ISW
0
20%
50%
100%
100
V
S
V
S
V
S
A
25%
55%
VSW = 5 V
RL = 50 Pin 27, 28
PLO
–25
–17
dBm
Pin 15, 16
Pin 13, 14
ZiSAW
ZoSAW
GvSAW
450
70
17
Ohm
Ohm
dB
Pin 15, 16
→
13, 14
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相關代理商/技術參數 |
參數描述 |
|---|---|
| U2305B-AFSG3 | 制造商:TEMIC 制造商全稱:TEMIC Semiconductors 功能描述:VHF/ UHF-Tuner-IC |
| U2-307 | 制造商:OTTO Engineering Inc 功能描述:U2-041 EXCEPT USED |
| U2-308 | 制造商:OTTO Engineering Inc 功能描述:U2 FITTING/CONN |
| U2309B | 制造商:TEMIC 制造商全稱:TEMIC Semiconductors 功能描述:VHF/ UHF-Tuner-IC |
| U231 | 制造商:INTERSIL 制造商全稱:Intersil Corporation 功能描述:N-CHANNEL JFET |
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