RC56D/SP = L2800-38 + R6764-61 RC56D/SP-PNP = L2800-38 + R6764-61 + 11596-21 RC56D = L2800-38 + R6764-63 RC56D-PNP = L2800-38 + R6764-63 + 11596-21 RC56D/SVD = L2800-38 + R6764-61 + R6715-14 RC56D/SVD-PNP = L2800-38 + R6764-63 + 11596-21 + R6715-14 RC56D/SP-USB = L2800-38 + R6764-61 + R8292-11 RC56D-USB = L2800-38 + R6764-63 + R8292-11 RC56D/SP-PCI = L2800-38 + R6764-61 + R8295-11 RC56D-PCI = L2800-38 + R6764-63 + R8295-11 11596-21 PnP ISA BIF 80-pin PQFP L2800-38 L28 MCU 80-pin PQFP R6715-14 RCDSVD SCP 100-pin PQFP R6764-61 RP56D/SP MDP 100-pin PQFP R6764-63 RP56D MDP 100-pin PQFP R8292-11 UCU 68-pin PLCC [Intel 80931AA] R8295-11 PCU 100-pin PQFP BIF=Bus Interface Device MCU=Microcontroller Unit MDP=Modem Data Pump PCU=PCI Controller Unit SCP=Speech Codec Processor