| Model | Primary DSP/CPU and (RAM) | CCD driver, CCD row driver, (CCD marking) | Power manager, PWM controller | Zoom driver, OIS driver, Mirror charge driver | Flash charge driver | IGBT | Audio/video controller, all other chips | System control processor, MCU | Battery | LCD | ZOOM | Comments | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Canon 500D 
 | Digic 4 CH4-6405 | R2A45022FT | MB39C305  | LV8013    | (tube 27x20x2mm)  8G133  | 3079 4636 864708 AA1900 FM  LC75835 LM046A X541 X541 YP0913A | TMP19A43CDXB | LP-E5  | DX0813AAAA3 (0490 fl)    | Canon 450D mirror box    |