Before revision: Compatible chips Many compatible chips were available from other vendors: FD179x series from SMC Microelectronics MB887x series from Fujitsu VL177x series from VLSI Technology.
After revision: Compatible chips Many compatible chips were available from other vendors: FD179x series from SMC Microelectronics MB8876A and MB8877A from Fujitsu VL177x series from VLSI Technology.