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PC312XDP512F0CFVR Fiches technique(PDF) 556 Page - Freescale Semiconductor, Inc

No de pièce PC312XDP512F0CFVR
Description  HCS12X Microcontrollers
PDF  1348 Pages
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Fabricant  FREESCALE [Freescale Semiconductor, Inc]
Site Internet  http://www.freescale.com
Logo FREESCALE - Freescale Semiconductor, Inc

PC312XDP512F0CFVR Fiches technique(HTML) 556 Page - Freescale Semiconductor, Inc

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Chapter 14 Voltage Regulator (S12VREG3V3V5)
MC9S12XDP512 Data Sheet, Rev. 2.21
556
Freescale Semiconductor
14.1.3
Block Diagram
Figure 14-1 shows the function principle of VREG_3V3 by means of a block diagram. The regulator core
REG consists of two parallel subblocks, REG1 and REG2, providing two independent output voltages.
Figure 14-1. VREG_3V3 Block Diagram
LVR
LVD
POR
VDDR
VDD
LVI
POR
LVR
CTRL
VSS
VDDPLL
VSSPLL
VREGEN
REG2
REG1
PIN
VDDA
VSSA
REG: Regulator Core
CTRL: Regulator Control
LVD: Low-Voltage Detect
LVR: Low-Voltage Reset
POR: Power-On Reset
API
API
API: Auto. Periodical Interrupt
VBG
API
Rate
Select
Bus Clock



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