原创 一个典型电表客户的电表BOM 分析！

MCU               P89LPC9401FBD               NXP
                        PIC18LF6621                      Microchip
                        PIC16F630-I/L                     Microchip
                        PIC18LF2520-I                    Microchip
                        PIC18LF2525-I                   Microchip
                        PIC12F629                           Microchip
                        ADE7566ASTZF16              ADI
                       uPD78F0453GK-GAJ-AX    NEC
                        9S08MZ60                            Freescale
液晶驱动芯片 PCF8576DT/SO                  NXP
                           HT1621B/SO                       HOTLEK

液晶显示控制器   S1D3506F00A200       EPSON

时钟芯片              RTC8025T/SO               EPSON
                              ISL12022MIBZ               Intersil
                              DS3231SN                     DALLAS
铁电存储器           FM24CL04/SO              Ratrom
                               FM24CL64/SO              Ratrom
计量芯片               ATT7026A                         钜泉
                               ATT7022A                         钜泉
                               ATT7028A                         钜泉
                              ATT7022CU                      钜泉
                              ADE7755ARS                   ADI
                              BL6503S                           贝岭

RS485芯片          SN65LBC184/SO           TI
                               ISL3152                           Intersil
                              ADM487EARZ                  ADI

        看看这个典型客户电表客户的部分BOM ，面对智能电网和智能电表市场，国内为何没有在很关键的主芯片和很值钱的芯片上有突破呢？当然还有国内一些做电表SOC 芯片厂家，期待着更多更广的应用在国内电表上。国内电表市场需求量这么庞大 ，什么时候能做到智能电表上跳动的是中国“芯“，肥水流进自己田地？