MM912H634CV1AER2 Freescale Semiconductor, MM912H634CV1AER2 Datasheet - Page 238

• Manufacturer Part Number: MM912H634CV1AER2
• Description: 64KS12 LIN2xLS/HS Isense
• Manufacturer: Freescale Semiconductor
• Series: -r

Specifications of MM912H634CV1AER2

• Applications: Automotive
• Core Processor: HCS12
• Program Memory Type: FLASH (64 kB)
• Controller Series: HCS12
• Ram Size: 6K x 8
• Interface: LIN
• Number Of I /o: -
• Voltage - Supply: 5.5 V ~ 27 V
• Operating Temperature: -40°C ~ 105°C
• Mounting Type: Surface Mount
• Package / Case: 48-LQFP Exposed Pad
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

4.38.1.3
Freescale Semiconductor
EXTAL
XTAL
VDDR
VDDX
VDDA
VSS
VSSX
VSSA
RESET
4MHz-16MHz
Controlled
Oscillator
(OSCLCP)
PSTP
UPOSC
Clock
Monitor
Pierce
Loop
Voltage
Regulator
3.13 to 5.5V
UPOSC=0 clears
S12CPMU Block Diagram
OSCCLK
IRCCLK
OSCE
MMC
COPOSCSEL
REFDIV[3:0]
Reference
Lock
detect
COPCLK
VDD, VDDF
LOCK
(core supplies)
Divider
Low Voltage Detect VDDA
Power-On Detect
Low Voltage Detect VDDX
Illegal Address Access
REFCLK
PCE
FBCLK
COP
Watchdog
IRCTRIM[9:0]
Reference
Internal
Figure 85. Block diagram of S12CPMU
(IRC1M)
Clock
OSCBW
MM912_634 Advance Information, Rev. 4.0
CPMUCOP
Divide by
2*(SYNDIV+1)
SYNDIV[5:0]
VCOFRQ[1:0]
REFFRQ[1:0]
Phase
locked
Loop with
internal
Filter (PLL)
Generator
COP time out
to Reset
monitor fail
UPOSC
Adaptive
Oscillator
Filter
PORF
LVRF
ILAF
VCOCLK
POSTDIV[4:0]
OSCCLK
IRCCLK
UPOSC=0 sets PLLSEL bit
Post
Divider
1,2,…,32
divide
by 4
RC
Osc.
Generator
RTIOSCSEL
Bus Clock
Reset
OSCFILT[4:0]
OSCCLK
ACLK
COP time out
RTICLK
APICLK
LVDS
PLLCLK
LOCKIE
PRE
Real Time
Interrupt (RTI)
Autonomous
Periodic
Interrupt (API)
LVIE
PLLSEL
divide
by 8
Oscillator status Interrupt
APIE
RTIE
CPMURTI
S12CPMU
&
Low Voltage Interrupt
PLL Lock Interrupt
Power-On Reset
OSCIE
divide
by 2
System Reset
CAN_OSCCLK
(to MSCAN)
API Interrupt
RTI Interrupt
API_EXTCLK
(Core Clock)
(Bus Clock)
BDM Clock
(to LCD)
ECLK2X
IRCCLK
ECLK
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