W91521AN中文资料华邦电子数据手册PDF规格书
W91521AN规格书详情
GENERAL DESCRIPTION
The W91520N series are Si-gate CMOS ICs that provide the necessary signals for tone or pulse dialing. The W91520N series provide one-key redial, handfree dialing, hold, save, and redial functions.
FEATURES
• DTMF/pulse switchable dialer
• Two by 32-digit redial and save memory
• Pulse-to-tone (*/T) keypad for long distance call operation
• Uses 5 ´ 5 keyboard
• Easy operation with redial, flash, pause, and */T keypads
• Pause, pulse-to-tone (*/T) can be stored as a digit in memory
• On-hook debounce time: 150 mS
• Dialing rate (10 ppS, or 20 ppS) selectable by bonding option
• Minimum tone output duration: 93 msec.
• Minimum intertone pause: 93 msec.
• Flash break time (73, 100, 300, 600 msec.) selectable by keypad; pause time is 1.0 sec.
• On-chip power-on reset
• Uses 3.579545 MHz crystal or ceramic resonator
• Packaged in 18 or 20-pin plastic DIP
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
WINBOND |
2016+ |
DIP |
6000 |
只做原装,假一罚十,公司可开17%增值税发票! |
询价 | ||
WINBOND |
2020+ |
DIP |
80000 |
只做自己库存,全新原装进口正品假一赔百,可开13%增 |
询价 | ||
WINBOND/华邦 |
23+ |
NA/ |
3730 |
原装现货,当天可交货,原型号开票 |
询价 | ||
WIN |
21+ |
DIP |
7540 |
只做原装正品假一赔十!正规渠道订货! |
询价 | ||
WINBOND |
2023+ |
DIP-18P |
700000 |
柒号芯城跟原厂的距离只有0.07公分 |
询价 | ||
WINBOND |
23+ |
DIP |
19526 |
询价 | |||
Winbond |
22+ |
DIP |
4897 |
绝对原装!现货热卖! |
询价 | ||
NULL |
23+ |
DIP |
1490 |
专业优势供应 |
询价 | ||
WINBOND |
DIP |
31 |
全新原装 绝对有货 |
询价 | |||
DIP |
50 |
询价 |