INTERNAL BLOCK DIAGRAM
INTERNAL BLOCK DIAGRAM
MO DE0
MO DE1
TXD
RXD
Mode
CCoMonnottdrreooll
Timers
TTXXDBBuUsSDDRRVVRR
HHVVWWUUE nEnable
WWaavveeSshhaappininggE nEnable
TTXXDDatDa ata
DDiissaabblele
BBuUsS RRCCVVRR
HHVWUU DDeettect
RRXXDDaDtaata DDiissaabblele
Timer
O SC
Un der vo ltag e
Detect
Load Switch
*CNTL terminal is present on 33897/A/C/T only.
Figure 3. 33897/A/B/C/D/T Simplified Internal Block Diagram
BUS
VBBAATTT
LOAD
GND
CNTL*
33897/A/B/C/D/T
4
Analog Integrated Circuit Device Data
Freescale Semiconductor