Analog Integrated Circuit Device Data

2

Freescale Semiconductor

33390

INTERNAL BLOCK DIAGRAM

INTERNAL BLOCK DIAGRAM

Figure 2. 33390 Simplified Internal Block Diagram

33390

Voltage

Regulator

Bus

Driver

Thermal

Shutdown

Waveshaping

Filter

BUS

4.5 V

Reference

VBAT

SLEEP

TX

RX

4X/LOOP

4X Enable

Loopback

Digital Output

Driver

Loss of Ground

Protection

GND

LOAD

Note This device contains approximately 400 active transistors and 250 gates.