Datasheet

Device Overview MC9S12G-Family
MC9S12G Family Reference Manual, Rev.1.23
42 Freescale Semiconductor
1.2.2 Chip-Level Features
On-chip modules available within the family include the following features:
• S12 CPU core
• Up to 240 Kbyte on-chip flash with ECC
• Up to 4 Kbyte EEPROM with ECC
• Up to 11 Kbyte on-chip SRAM
• Phase locked loop (IPLL) frequency multiplier with internal filter
• 4–16 MHz amplitude controlled Pierce oscillator
• 1 MHz internal RC oscillator
• Timer module (TIM) supporting up to eight channels that provide a range of 16-bit input capture,
output compare, counter, and pulse accumulator functions
• Pulse width modulation (PWM) module with up to eight x 8-bit channels
• Up to 16-channel, 10 or 12-bit resolution successive approximation analog-to-digital converter
(ADC)
• Up to two 8-bit digital-to-analog converters (DAC)
• Up to one 5V analog comparator (ACMP)
• Up to three serial peripheral interface (SPI) modules
• Up to three serial communication interface (SCI) modules supporting LIN communications
• Up to one multi-scalable controller area network (MSCAN) module (supporting CAN protocol
2.0A/B)
• On-chip voltage regulator (VREG) for regulation of input supply and all internal voltages
• Autonomous periodic interrupt (API)
• Precision fixed voltage reference for ADC conversions
• Optional reference voltage attenuator module to increase ADC accuracy
1.3 Module Features
The following sections provide more details of the modules implemented on the MC9S12G-Family family.
8-Bit PWM Channels 4 = 0 … 3 6 = 0 … 5 8 = 0 … 7 8 = 0 … 7 8 = 0 … 7 8 = 0 … 7
ADC channels 6 = 0 … 5 8 = 0 … 7 12 = 0 … 11 16 = 0 … 15 16 = 0 … 15 16 = 0 … 15
DAC0 — — Yes Yes Yes Yes
DAC1 — — Yes Yes Yes Yes
ACMP Yes Yes Yes Yes — —
Total GPIO 14 26 40 54 86 86
Table 1-2. Maximum Peripheral Availability per Package
Peripheral 20 TSSOP 32 LQFP
48 LQFP,
48 QFN
64 LQFP 100 LQFP KGD (Die)