2017年7月份平台热搜前50强的型号及4颗常用料前景不容乐观
| 型号 | 搜索次数 | |
| 1 | STM32F103RCT6 | 10910 |
| 2 | STM32F103C8T6 | 10584 |
| 3 | STM32F030C8T6 | 6824 |
| 4 | LM358 | 6023 |
| 5 | STM8S003F3P6 | 5732 |
| 6 | STM32F103VET6 | 4694 |
| 7 | STM32F103RBT6 | 4531 |
| 8 | STM32F103VCT6 | 4339 |
| 9 | STM32F103CBT6 | 4124 |
| 10 | STM32F103RET6 | 3526 |
| 11 | STM32F103R8T6 | 3313 |
| 12 | BAV99 | 3063 |
| 13 | FT232RL | 2890 |
| 14 | STM32F103ZET6 | 2852 |
| 15 | STM8L052R8T6 | 2795 |
| 16 | STM32F030K6T6 | 2607 |
| 17 | STM8S005K6T6C | 2561 |
| 18 | TMS320F28335PGFA | 2437 |
| 19 | W25Q64FVSSIG | 2386 |
| 20 | AMS1117-3.3 | 2242 |
| 21 | ATMEGA328P-PU | 2208 |
| 22 | LM358DR | 2175 |
| 23 | ATMEGA88PA-AU | 2171 |
| 24 | STM32F405RGT6 | 2146 |
| 25 | STM32F051C8T6 | 2128 |
| 26 | STM32F107VCT6 | 2122 |
| 27 | STM8S005C6T6 | 2122 |
| 28 | STM32F103VBT6 | 2093 |
| 29 | STM8L052C6T6 | 2091 |
| 30 | ATMEGA2560-16AU | 2090 |
| 31 | W25Q128FVSIG | 2063 |
| 32 | 2N7002 | 2020 |
| 33 | STM32F105RBT6 | 1983 |
| 34 | ATMEGA8A-AU | 1974 |
| 35 | AD623ARZ | 1923 |
| 36 | ULN2003ADR | 1919 |
| 37 | 1N4148 | 1898 |
| 38 | STM32F407VGT6 | 1888 |
| 39 | STM32F051R8T6 | 1883 |
| 40 | ATMEGA328P-AU | 1848 |
| 41 | 74HC595D | 1841 |
| 42 | DS18B20 | 1840 |
| 43 | TLP185GB | 1832 |
| 44 | 1N4007 | 1820 |
| 45 | ADUM1201ARZ | 1808 |
| 46 | W25Q32FVSSIG | 1807 |
| 47 | TPS5430DDAR | 1755 |
| 48 | 6N137 | 1748 |
| 49 | ADM2587EBRWZ | 1746 |
| 50 | ATMEGA168PA-AU | 1735 |
1、停产料4颗，分别是：
Exar的RS-232收发器：SP3232EEN，东芝的四通道光耦合器：TLP281-4，Ampleon的射频 MOSFET 晶体管：BLF647，Microchip的32位MCU：AT91SAM7A3-AU。
2、最后一次购买的4颗，分别是：
Altera/Intel的存储器：EPCS4SI8N和EPCS16SI8N，Micron的Nor闪存：N25Q128A13ESE40F，ADI的仪表放大器：AD620AR。
3、不推荐用于新设计的4颗，分别是：
TI的3A降压电压稳压器：LM2576S-5.0和线性稳压器：LM317AEMP，ST的3轴加速计：LSM303DTR，东芝的光耦合器：TLP185。
4、周期不明的3颗，均为Microchip的ATmega 系列8位 AVR MCU：ATMEGA328P-PU，ATMEGA8A-AU，ATMEGA16A-PU
