Bandai-Pippin-PA-82007-Modem

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BOM/Guts of the Bandai Pippin

The top of the PCB is silkscreened 95052E01-V1.5-002, also MGC5TAV0 (separately)


PCB Dimensions: 85.6mm by 64.11mm (taken with caliper)

Top of PCB

  • CN1 - unknown connector which GeoPort external terminates
  • CN2/CN3 - modem/phone RJ11
  • RL1 - NAIS TQ2SA-5V ATQ209SA 5 volt 1 amp relay
  • U2 - Rockwell RC144ACFW-S 14.4Kbps modem IC
  • U6 - 5L26-HC04 - 14 pin SMT
  • T1 - Isolation transformer, "A191" stamped on top
  • X1 - Crystal/Oscillator labelled 352KD6A
  • D6 - RX LED
  • D7 - TX LED

Bottom of PCB

  • U1 - X24C02S - 2kB EPROM
  • U2 - SN75C189NS - Line Receiver, 4 Func, 4 Rcvr, BIPolar, PDSO14
  • U5 - OKI M531001B-41 - 131,072-Word x 8-Bit Mask ROM, directly connected to SRAM (U4), actual datasheet P/N is MSM531001B
  • U4 - OKI M51257CLL-70 - 32K x 8-bit CMOS static RAM - actual datasheet P/N is MSM51257AL
  • D5 - big-ass diode, 4-pin (rectifying?)