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CD4053BE疑难芯片开发与解密仿制

时间:2012-04-23 08:48:35

世纪芯较早就已经顺利取得技术突破,成功破解多款典型IC芯片,而由于解密难度大、周期长,使得解密成本及费用相对较高。为此,世纪芯又专门组织技术力量进行该系列芯片低成本解密方案研究,使针对CD4053BE芯片解密的技术更为成熟,解密成本更低,为客户实现更大经济效益。这里,我们仅以CD4053BE芯片为例,针对其性能特征做简单介绍:
Features
· Wide Range of Digital and Analog Signal Levels
- Digital  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  3V to 20V
- Analog. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ≤20VP-P
· Low ON Resistance, 125· (Typ) Over 15VP-P Signal Input Range for VDD-VEE = 18V
· High OFF Resistance, Channel Leakage of ±100pA (Typ) at VDD-VEE = 18V
· Logic-Level Conversion for Digital Addressing Signals of 3V to 20V (VDD-VSS = 3V to 20V) to Switch Analog Signals to 20VP-P (VDD-VEE = 20V)
· Matched Switch Characteristics, rON = 5Ω (Typ) for VDD-VEE = 15V
· Very Low Quiescent Power Dissipation Under All Digital-Control Input and Supply Conditions, 0.2μW (Typ) at VDD-VSS = VDD-VEE = 10V
· Binary Address Decoding on Chip
· 5V, 10V, and 15V Parametric Ratings
· 100% Tested for Quiescent Current at 20V
· Maximum Input Current of 1μA at 18V Over Full Package Temperature Range, 100nA at 18V and 25℃
· Break-Before-Make Switching Eliminates Channel Overlap
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