80C51 8-bit microcontroller family 8K64K/2561K OTP/ROM/ROMless, low voltage (2.7V5.5V), low power, high speed (33 MHz)
NXP Semiconductors N.V.
NXP Semiconductors N.V. - P87C54SBPN
[no prices available]
NXP Semiconductors N.V. - P87C54SBAA
$2.13
NXP Semiconductors N.V. - P87C54SBBB
$8.45
NXP Semiconductors N.V. - P87C54UBAA
NXP Semiconductors N.V. - P87C54UBPN
NXP Semiconductors N.V. - P87C54UFA A