這個是電話控制板(Telephone Control Board)尺寸 68mm × 68mm × 29mm,重量有 150g。用作電話控制功能,單面玻璃纖維(Glass Fiber PCB / Fiberglass),應該是客戶特別訂製,所以資料不詳。
![]() |
電話控制板(Telephone Control Board) |
![]() |
電話控制板(Telephone Control Board)正面 |
![]() |
電話控制板(Telephone Control Board)背面 |
![]() |
RCA(美國無線電)CD4514BE DIP-24封裝Telecom DTMF 4-Bit Latch/4-to-16 Line Decoder with Output High on Select |
![]() |
2枚 AMI(American Microsystems Inc)18CV8PC-25 DIP-20 封裝 CMOS Programmable Electrically Erasable Logic Device |
![]() |
Toshiba(東芝)TC35300AP DIP-18 封裝 Telecom DTMF Signaling Circuit |
![]() |
編號 1555 DIP-8 封裝General Purpose Timers |
![]() |
Motorola(摩托羅拉)4N26 DIP-6 封裝 Optocoupler Phototransistor Output |
Type |
Brand |
P/N |
Packaging |
Telecom DTMF Signaling Circuit |
Toshiba |
TC35300AP |
DIP-18 |
4-Bit Latch/4-to-16 Line Decoder with Output High on Select |
RCA |
CD4514BE |
DIP-24 |
General Purpose Timers |
|
1555 |
DIP-8 |
Optocoupler Phototransistor Output |
Motorola |
4N26 |
DIP-6 |
CMOS Programmable Electrically Erasable Logic Device |
AMI |
18CV8PC-25 |
DIP-20 |
CMOS Programmable Electrically Erasable Logic Device |
AMI |
< class="MsoNormal">18CV8PC-25 | < class="MsoNormal" style="mso-pagination: widow-orphan;">DIP-20 |
2021年 4月 24日(Sat)天氣報告
氣溫:74.0°F / 23.0°C @ 08:00
風速:每小時 18 公里
相對濕度:百分之 83%
天氣:多雲時陰
沒有留言:
張貼留言