贴片直插74HC640A，74HC74AG，74HC86AP，74HCT08D，74HCT244

TC74HCT640A RD74LVC540BTELL-E STB8N65M5 MIC5255-2.6M5

74HCT640A MP3388DR-C280-LF-Z ADS803I01 TMP442ADCNRG4

全新原装正品品质保证

74HC4066 74HC640A TD62307F MC74HCT374AF原装