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參數(shù)資料
| 型號： | LA77000V |
| 廠商： | Sanyo Electric Co.,Ltd. |
| 英文描述： | Monolithic Linear IC VHF Band RF Modulator (US3, 4ch Compatible) |
| 中文描述： | 單片線性集成電路甚高頻波段射頻調(diào)制器（US3，4通道兼容） |
| 文件頁數(shù)： | 2/8頁 |
| 文件大?。?/td> | 214K |
| 代理商： | LA77000V |
LA77000V
No. 7875-2/8
Electrical Characteristics/Operating Characteristics
at Ta = 25
°
C, VCC = 5.0V, Measured with US3ch unless
otherwise specified
Ratings
Parameter
Symbol
Conditions
min
typ
max
Unit
Current drain 1
ICC1
ICC2
Vreg
No signal, pin 6 high
28
41
53
mA
Current drain 2
No signal, pin 6 low
15
22
29
mA
Regulator voltage
No signal
3.7
3.9
4.1
V
Antenna driver voltage
Vanton
Pin 6 high, 220
load
3.2
3.5
3.8
V
Negative Resistance (pin7)
-R
CI
≤
100
1.2
2.2
k
RF type
Video carrier frequency accuracy
Fp
Fp (US3ch): 61.25MHz
X’tal accuracy 30ppm
X’tal accuracy 30ppm
Ta = 4
°
C to 38
°
C
-25
25
kHz
Video carrier frequency stability
Fpt
-25
25
kHz
Video carrier output US
Pus
No signal (Note 1)
85.5
87.5
89.5
dB
μ
Audio carrier output ratio
P/S
S: fp + 4.5MHz
14.5
16
17.5
dB
Audio 2
nd
harmonic distortion
P/S2
S2: fp + 2
×
4.5MHz
50
65
dB
Audio 3
rd
harmonic distortion
P/S3
S3: fp + 3
×
4.5MHz
45
55
dB
Chroma beat
P/CB
Vin = 3.58MHz, 0.6Vp-p
CB: fp + 920kHz
Vin = 1MHz, 1Vp-p
V2: fp + 2MHz
65
74
dB
Video harmonic distortion
P/V2
45
72
dB
Video type
Video modulation
Mp
Vin = Stair step, 1Vp-p
75
80
85
%
White clip level
WCL
DG
Vin = Stair step, 1.5Vp-p
90
95
99
%
Differential gain
Vin = 10-Stair step, 1Vp-p
(Note 2)
Vin = 10-Stair step, 1Vp-p
(Note 2)
Vin = CW, 1Vp-p
0.75 MHz to 3.75MHz
Vin = 50%
4.2MHz LPF ON
-5
5
%
Differential phase
DP
-5
5
°
C
Video signal frequency response
Rfv
-1.1
-0.4
0.3
dB
Video S/N
VS/N
50
dB
Audio type
Audio carrier frequency accuracy
Fs
X’tal accuracy 30ppm
-5
5
kHz
Audio modulation
Ms
Ain = 1kHz, 1Vp-p
(Note 3)
90
100
110
%
Maximum audio modulation
Msmx
THD < 3%
400
%
Audio distortion
THD
Ain = 1 kHz, 1Vp-p
0.4
2
%
Audio S/N
AS/N
Ain = 1 kHz, 1Vp-p
Vin = Color bar, 1Vp-p
45
50
dB
Note 1:
Note 2:
Note 3:
9.5dB added to the RFOUT value measured with a spectrum analyzer of the input impedance of 50
.
Difference between 1 stair step and 8 stair step of 10 stair step.
100% =
±
25kHz modulation.
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LA77000V-A-MPB-E | 功能描述:調(diào)節(jié)器/解調(diào)器 RoHS:否 制造商:Texas Instruments 封裝 / 箱體:PVQFN-N24 封裝:Reel |
| LA77000V-A-TLM-E | 功能描述:調(diào)節(jié)器/解調(diào)器 RoHS:否 制造商:Texas Instruments 封裝 / 箱體:PVQFN-N24 封裝:Reel |
| LA77000V-MPB-E | 功能描述:調(diào)節(jié)器/解調(diào)器 RoHS:否 制造商:Texas Instruments 封裝 / 箱體:PVQFN-N24 封裝:Reel 調(diào)制類型: 工作電源電壓: 電源電流: 最大工作溫度: 最小工作溫度: 安裝風(fēng)格: |
| LA77000V-TLM-E | 功能描述:調(diào)節(jié)器/解調(diào)器 RoHS:否 制造商:Texas Instruments 封裝 / 箱體:PVQFN-N24 封裝:Reel |
| LA7710 | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:SECAM,PAL (Quasi-Parallel) Audio IF Circuit |
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