USB-Based Microcontrollers

The following devices have on-chip USB controllers.

Atmel (8051 Family)
AT89C5130A, AT89C5131, AT89C5131A, AT89C5132, AT89C51SND1, AT89C51SND2, AT8xC5122
Atmel (ARM7/ARM9/Cortex Family)
AT91RM3400, AT91RM9200, AT91SAM7A3, AT91SAM7S128, AT91SAM7S256, AT91SAM7S64, AT91SAM7SE256, AT91SAM7SE32, AT91SAM7SE512, AT91SAM7X128, AT91SAM7X256, AT91SAM7X512, AT91SAM7XC128, AT91SAM7XC256, AT91SAM7XC512, AT91SAM9260, AT91SAM9261, AT91SAM9261S, AT91SAM9263, AT91SAM9G20
Cypress Semiconductor (8051 Family)
EZ-USB (AN21XX), EZ-USB FX (CY7C646XX), EZ-USB FX1 (CY7C647XX), EZ-USB FX2 (CY7C68XXX), EZ-USB FX2LP (CY7C68XXX-X)
easyplug (8051 Family)
IPL0202
Infineon (8051 Family)
C540U-E, C541U-2E
Infineon (C16x/ST10/XC16x Family)
C161U, C165 UTAH
Nuvoton (ARM7/ARM9/Cortex Family)
W90N740, W90N745, W90P710
NXP (founded by Philips) (ARM7/ARM9/Cortex Family)
LPC2141, LPC2142, LPC2144, LPC2146, LPC2148, LPC3180
OKI (ARM7/ARM9/Cortex Family)
ML696201, ML69Q6203
Silicon Laboratories, Inc. (8051 Family)
C8051F320, C8051F321, C8051F326, C8051F327, C8051F340, C8051F341, C8051F342, C8051F343, C8051F344, C8051F345, C8051F346, C8051F347
SMSC (8051 Family)
USB97C201, USB97C202, USB97C210, USB97C242, USB97CFDC, USB97CFDC2
STMicroelectronics (8051 Family)
uPSD3212A, uPSD3234A, uPSD3254A, uPSD3422E, uPSD3422EV, uPSD3433E, uPSD3433EV, uPSD3434E, uPSD3434EV, uPSD3454E, uPSD3454EV
STMicroelectronics (ARM7/ARM9/Cortex Family)
STR710FZ1, STR710FZ2, STR711FR0, STR711FR1, STR711FR2, STR750FL2, STR750FV0, STR750FV1, STR750FV2, STR751FR0, STR751FR1, STR751FR2, STR911FAM42, STR911FAM44, STR911FAM46, STR911FAM47, STR911FAW42, STR911FAW44, STR911FAW46, STR911FAW47, STR911FM42, STR911FM44, STR912FAW42, STR912FAW44, STR912FAW46, STR912FAW47, STR912FAZ42, STR912FAZ44, STR912FAZ46, STR912FAZ47, STR912FW42, STR912FW44
Teridian Semiconductor Corp. (8051 Family)
73S11xx, 73S1215F
Texas Instruments (8051 Family)
TAS1020, TUSB2136, TUSB3200, TUSB3210, TUSB3410, TUSB5052, TUSB6250

Devices Found = 118.