| CH54X |
CH546L/CH548L/CH549L芯片MARK變更通知
|
2021-09-30 |
| SSOP20 |
SSOP20系列型號(hào)芯片包裝變更通知
|
2021-07-05 |
| CH552T |
CH552T/CH554T型號(hào)芯片包裝變更通知
|
2021-06-05 |
| CH32FXX |
CH32F103C8T6型號(hào)芯片增加一種MARK規(guī)格，以批號(hào)區(qū)分
|
2021-04-30 |
| CH9141 |
CH9141增加MODEM信號(hào)和功能引腳，增加虛擬串口通訊接口，修改RELOAD引腳定義
|
2020-07-30 |
| CH547L |
CH547L型號(hào)芯片增加一種MARK規(guī)格，以批號(hào)區(qū)分
|
2020-06-18 |
| CH340C |
CH340/CH376/CH370/CH452/CH341型號(hào)芯片MARK變更通知
|
2020-05-08 |
| CH345 |
CH345新批號(hào)增加RST引腳用于復(fù)位輸入,V3引腳電容建議0.1uF.
|
2017-10-25 |
| CH340 |
CH340新增免晶振型號(hào)和小封裝,新批號(hào)V3電容0.1uF,晶體電容33pF,CH340T增加TNOW.
|
2017-10-25 |
| CH453 |
原直插封裝的CH423D和CH453D停產(chǎn),新增SK-DIP28直插封裝形式的CH423A和CH453A.
|
2017-10-25 |
| CH452 |
CH452版本V2更新,支持段電流限制和16級(jí)亮度控制和兩線GPO,可選I2C標(biāo)準(zhǔn)ACK應(yīng)答
|
2017-10-25 |
| CH454 |
CH454新品支持段電流限制和鍵盤掃描,新增CH454S,原CH454D改為SDIP32封裝的CH454A.
|
2013-04-26 |
| CH451 |
原CH451D芯片停產(chǎn),CH451L和CH451S新品支持3V和5V電壓,支持段位尋址,無CLK引腳.
|
2011-07-05 |
| CH453 |
CH453新品支持按鍵掃描,支持睡眠和按鍵喚醒,支持段電流限制和占空比調(diào)節(jié)亮度.
|
2011-05-10 |
| CH450 |
CH450新品支持睡眠和按鍵喚醒,支持段電流限制和占空比調(diào)節(jié)亮度.
|
2011-04-21 |
| CH422 |
CH422新品的DIG引腳默認(rèn)是推挽輸出,可選開漏輸出,支持睡眠和喚醒,支持段電流限制.
|
2011-03-08 |
| CH423 |
CH423新品的DIG引腳默認(rèn)是推挽輸出,可選開漏輸出,支持段電流限制和占空比調(diào)節(jié)亮度.
|
2011-02-25 |
| CH374 |
CH374新品內(nèi)置RootHub,需要使用V1.3或之后的子程序庫(kù),原低版本庫(kù)的用戶需及時(shí)更新.
|
2009-07-16 |
| CH341 |
CH341和CH340新品支持3V和5V電壓,且USB-VID重新分配,需使用2007年之后新驅(qū)動(dòng)程序.
|
2008-11-20 |
| CH372 |
CH372A和CH372V合并后停產(chǎn),新品是CH372B,支持3.3V和5V電壓.
|
2008-10-17 |
| CH375 |
CH375A和CH375V合并后停產(chǎn),新品是CH375B,支持3.3V和5V電壓.
|
2008-09-29 |
| CH421 |
原CH421S芯片停產(chǎn),新型號(hào)為CH421A,重新定義了引腳,支持3.3V和5V工作電壓.
|
2007-06-08 |
用戶
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