MC908GR16AVFAER Freescale Semiconductor, MC908GR16AVFAER Datasheet - Page 212

• Manufacturer Part Number: MC908GR16AVFAER
• Description: IC MCU 8BIT 16K FLASH 48-LQFP
• Manufacturer: Freescale Semiconductor
• Series: HC08r

Specifications of MC908GR16AVFAER

• Core Processor: HC08
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: LIN, SCI, SPI
• Peripherals: LVD, POR, PWM
• Number Of I /o: 37
• Program Memory Size: 16KB (16K x 8)
• Program Memory Type: FLASH
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 105°C
• Package / Case: 48-LQFP
• Controller Family/series: HC08
• No. Of I/o's: 37
• Ram Memory Size: 1KB
• Cpu Speed: 8MHz
• No. Of Timers: 2
• Embedded Interface Type: SCI, SPI
• Rohs Compliant: Yes
• Processor Series: HC08GR
• Core: HC08
• Data Bus Width: 8 bit
• Data Ram Size: 1 KB
• Interface Type: ESCI, SPI
• Maximum Clock Frequency: 8 MHz
• Number Of Programmable I/os: 37
• Number Of Timers: 4
• Maximum Operating Temperature: + 105 C
• Mounting Style: SMD/SMT
• Development Tools By Supplier: FSICEBASE, DEMO908GZ60E, M68CBL05CE, M68EML08GPGTE
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 8 Channel
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details

Timebase Module (TBM)
17.5 TBM Interrupt Rate
The interrupt rate is determined by the equation:
where:
212
FROM CGM MODULE
f
Divider
CGMXCLK
FROM CONFIG2
TBMCLKSEL
CGMXCLK
= Frequency supplied from the clock generator (CGM) module
= Divider value as determined by TBR2–TBR0 settings and TBMCLKSEL, see
÷ 2
÷ 2
÷ 2
÷ 2
÷ 2
÷ 2
÷ 2
Figure 17-1. Timebase Block Diagram
÷ 2
MC68HC908GR16A Data Sheet, Rev. 1.0
t
TBMRATE
DIVIDE BY 128
PRESCALER
÷ 2
÷ 2
÷ 2
=
---------------------------
f
÷ 2
CGMXCLK
÷ 2
Divider
÷ 2
÷ 2
0 0 0
0 0 1
0 1 0
0 1 1
1 0 0
1 0 1
1 1 0
1 1 1
0
1
TBMCLK
TBON
Freescale Semiconductor
R
TBIF
Table 17-1
TBMINT
TBIE