| Subcategory | 1-Channel (14) 2-Channel (22) 4-Channel (12) 8-Channel (2) | Don't Care |
| Family | 16C (32) 68C (3) SC26 (6) SC68 (2) SC28 (7) | Don't Care |
| Interface | Intel (41) Motorola (16) VLIO (4) | Don't Care |
VCC  | 1.8V (6) 2.5V (29) 3.3V (35) 5.0V (43) | Don't Care |
| Datarate (Mbps) | ≥0.125 (48) ≥0.5 (42) ≥1 (41) ≥2 (35) ≥3 (35) ≥4 (27) ≥5 (27) | Don't Care |
| Flow Control | RTS/CTS (44) XON/XOFF (30) Both (30) | Don't Care |
| Power Down | Yes (40) No (10) | Don't Care |
| DMA | Yes (36) No (14) | Don't Care |
| Tx FIFO (Bytes) | 1 (7) 8 (2) 16 (15) 32 (5) 64 (12) 128 (7) 256 (2) | Don't Care |
| Rx FIFO (Bytes) | 3 (7) 8 (2) 16 (15) 32 (5) 64 (12) 128 (7) 256 (2) | Don't Care |
| IrDA Channel(s) | Yes (19) No (31) | Don't Care |
| Package | PLCC (29) LQFP (28) HVQFN (17) DIL (13) TFBGA (5) QFP (4) TSSOP (2) LFBGA (1) SO (1) | Don't Care |