name: 73K224BL function: Modem package: PLCC,32 manufacturer: TDK added-by: Neil Harrison comment: V22bis, V22, V21, Bell: 2400, 1200, 300 modem with hybrid +----------+--------------+-----------+-----------+ | 1 - GND | 9 - AD4 | 17 - TXA2 | 25 - RXD | | 2 - CLK | 10 - AD5 | 18 - TXA1 | 26 - RXCLK| | 3 - XTAL1| 11 - AD6 | 19 - n/c | 27 - /OH | | 4 - XTAL2| 12 - DATA/AD7| 20 - /INT | 28 - ISET | | 5 - AD0 | 13 - ALE | 21 - TXCLK| 29 - n/c | | 6 - AD1 | 14 - /WR | 22 - EXCLK| 30 - RESET| | 7 - AD2 | 15 - /RD | 23 - /CS | 31 - VREF | | 8 - AD3 | 16 - VDD | 24 - TXD | 32 - RXA | +----------+--------------+-----------+-----------+ This information was added by a third party and may be incorrect. This pinout came from the Chipdir: http://www.chipdir.org/