- 您现在的位置：买卖IC网 > PDF目录30721 > LA72912V SPECIALTY CONSUMER CIRCUIT, PDSO24 PDF资料下载
参数资料
| 型号： | LA72912V |
| 元件分类： | 消费家电 |
| 英文描述： | SPECIALTY CONSUMER CIRCUIT, PDSO24 |
| 封装： | 0.275 INCH, SSOP-24 |
| 文件页数： | 11/12页 |
| 文件大小： | 190K |
| 代理商： | LA72912V |
LA72912V
No.A1409-8/12
Pin Description
Pin No.
Pin Name
Description
Equivalent circuit
1
Emphasis filter
Main Emphasis filter pin.
Before FM Modulation, make emphasis characteristic
at video signal.
Emphasis time constant must be matching at de-emphasis
time constant.
(If you don’t need the emphasis, this pin is open.)
2.7k
200
1k
620
1
R1
C1
2
VCC5V
VCC pin. Supply voltage is 5V DC. Please connect
de-coupling capacitor.
3
FM/Video OUT
Push-Pull output pin.
MOD mode: FM carrier output. (1.8Vp-p: Rout=200
)
DEMOD mode: Video signal output. (2.0Vp-p: Rout=1k
)
40
3
MOD
40
DEMOD
4
Regulator filter
Internal regulator filter pin.
Please connect 0.1
F (C1).
10k
4
C1
23k
50k
5
FM/VD input
DEMOD mode: FM signal input.
Internal DC bias is 3.3V. Please use capacitor (C1)
coupling.
MOD mode: VD signal input. Please input VD signal
directory.
Please consider input impedance.
5
FM Sig
200
1k
66k
34k
200
80
A
20
A
C1
VD Sig
6
MOD/DEMOD Control
MOD mode / DEMOD mode setting pin.
MOD mode: Please set over 2V DC voltage. (2 to 5V).
DEMOD mode: Please set under 0.4V DC voltage. (0 to
0.4V).
6
1k
30
A
7
TC1(MOD)/
FMAGC monitor
Control
MOD mode: TC1 filter pin. Please connect C1.
DEMOD mode: FM-AGC monitor on/off control.
GND: AGC-monitor ON
VCC: AGC-monitor OFF
7
200
1k
2k
60
A
C1
1k
30
A
20
A
Continued on next page.
相关PDF资料 |
PDF描述 |
|---|---|
| LA72912V | SPECIALTY CONSUMER CIRCUIT, PDSO24 |
| LA72914V | SPECIALTY CONSUMER CIRCUIT, PDSO16 |
| LA7300M | 3 CHANNEL, VIDEO PREAMPLIFIER, PDSO24 |
| LA7301M | 4 CHANNEL, VIDEO PREAMPLIFIER, PDSO30 |
| LA7301 | 4 CHANNEL, VIDEO PREAMPLIFIER, PDIP30 |
相关代理商/技术参数 |
参数描述 |
|---|---|
| LA72912VL-TLM-H | 功能描述:调节器/解调器 RoHS:否 制造商:Texas Instruments 封装 / 箱体:PVQFN-N24 封装:Reel |
| LA72912V-MPB-H | 功能描述:调节器/解调器 RoHS:否 制造商:Texas Instruments 封装 / 箱体:PVQFN-N24 封装:Reel |
| LA72912V-TLM-H | 功能描述:调节器/解调器 RoHS:否 制造商:Texas Instruments 封装 / 箱体:PVQFN-N24 封装:Reel |
| LA72914V | 制造商:SANYO 制造商全称:Sanyo Semicon Device 功能描述:Monolithic Linear IC FM Modulator and Demodulator IC |
| LA72914VL-TLM-H | 功能描述:调节器/解调器 RoHS:否 制造商:Texas Instruments 封装 / 箱体:PVQFN-N24 封装:Reel |
发布紧急采购，3分钟左右您将得到回复。