MC9S12DG256BVPV Freescale Semiconductor, MC9S12DG256BVPV Datasheet - Page 69

• Manufacturer Part Number: MC9S12DG256BVPV
• Description: IC MCU 256K FLASH 25MHZ 112-LQFP
• Manufacturer: Freescale Semiconductor
• Series: HCS12r

Specifications of MC9S12DG256BVPV

• Core Processor: HCS12
• Core Size: 16-Bit
• Speed: 25MHz
• Connectivity: CAN, I²C, SCI, SPI
• Peripherals: PWM, WDT
• Number Of I /o: 91
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 4K x 8
• Ram Size: 12K x 8
• Voltage - Supply (vcc/vdd): 2.35 V ~ 5.25 V
• Data Converters: A/D 16x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 112-LQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

2.4.7 VREGEN — On Chip Voltage Regulator Enable
Enables the internal 5V to 2.5V voltage regulator. If this pin is tied low, VDD1,2 and VDDPLL must be
supplied externally.
Mnemonic
VREGEN
V
V
V
V
V
V
V
V
V
V
DDPLL
SSPLL
DD1, 2
SS1, 2
V
V
DDR
SSR
DDX
DDA
SSX
SSA
RH
RL
Table 2-2 MC9S12DP256 Power and Ground Connection Summary
112-pin QFP
Pin Number
13, 65
14, 66
107
106
41
40
83
86
85
84
43
45
97
Freescale Semiconductor, Inc.
Nominal
Voltage
For More Information On This Product,
2.5 V
5.0 V
5.0 V
5.0 V
5.0 V
2.5 V
0 V
0 V
0 V
0 V
0 V
0V
5V
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Internal power and ground generated by internal regulator
External power and ground, supply to pin drivers and internal
External power and ground, supply to pin drivers.
Operating voltage and ground for the analog-to-digital
Reference voltages for the analog-to-digital converter.
Provides operating voltage and ground for the Phased-Locked
Internal Voltage Regulator enable/disable
voltage regulator.
converters and the reference for the internal voltage regulator,
allows the supply voltage to the A/D to be bypassed
independently.
Loop. This allows the supply voltage to the PLL to be
bypassed independently. Internal power and ground
generated by internal regulator.
MC9S12DP256B Device User Guide — V02.14
Description
69