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參數(shù)資料
| 型號(hào)： | LA7790M |
| 元件分類： | 消費(fèi)家電 |
| 英文描述： | SPECIALTY CONSUMER CIRCUIT, PDSO24 |
| 封裝： | MFP-24 |
| 文件頁數(shù)： | 8/14頁 |
| 文件大小： | 174K |
| 代理商： | LA7790M |
No. 5689-3/14
LA7790M
Parameter
Symbol
Conditions
Ratings
Unit
min
typ
max
Band switch 2 “H” level
V12H
Note 7: V17 = V21 = VCC,
4
V
f(V11) = 25 MHz
V20 = V23 = GND, S1 = A
Band switch 2 “L” level
V12L
Note 7: V17 = V21 = VCC,
1
V
f(V11) = 12.5 MHz
V20 = V23 = GND, S1 = A
RF output amplifier
Maximum output level
V1 max
Note 8: V12 = V17 = V21 = VCC,
7
10
13
dBm
V20 = V23 = GND, SG3 = –6 dBm, S1 = A
V1(HD2)
Note 8: V12 = V17 = V21 = VCC,
40
dBc
Maximum output distortion
V20 = V23 = GND, SG3 = –6 dBm, S1 = A
V1(HD3)
40
dBc
Muting
Muting on voltage
V23H
V12 = V17 = V21 = VCC,
4
V
V20 = GND, S1 = B
Muting off voltage
V23L
V12 = V17 = V21 = VCC,
1
V
V20 = GND, S1 = B
Muting attenuation
V1(mute)
Note 9: V23 = 1 V → 4 V
70
dB
V12 = V17 = V21 = VCC, V20 = GND, S1 = B
Power save function
Power save on voltage
V20H
4
V
Power save off voltage
V20L
1
V
Power save current
I1
Note 10: V20 = 4 V
0
0.1
mA
Continued from preceding page.
Pin Assignment
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