MC68HC908JB16DW Freescale Semiconductor, MC68HC908JB16DW Datasheet - Page 249

• Manufacturer Part Number: MC68HC908JB16DW
• Description: IC MCU 16K FLASH 6MHZ USB 28SOIC
• Manufacturer: Freescale Semiconductor
• Series: HC08r

Specifications of MC68HC908JB16DW

• Core Processor: HC08
• Core Size: 8-Bit
• Speed: 6MHz
• Connectivity: SCI, USB
• Peripherals: LED, LVD, POR, PWM
• Number Of I /o: 21
• Program Memory Size: 16KB (16K x 8)
• Program Memory Type: FLASH
• Ram Size: 384 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 28-SOIC (7.5mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Data Converters: -

13.3 Functional Description
MC68HC908JB16
Freescale Semiconductor
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PLL2 N & R Divider Select
Phase Detector Control
PLL1 N Divider Select
PLL1 R Divider Select
PLL2 N Divider Select
PLL2 R Divider Select
Register High
Register Low
Register Low
Register Low
Register Low
—
Rev. 1.1
(PNRH2)
(PNSL1)
(PRSL1)
(PNSL1)
(PRSL2)
Register
(PDCR)
Figure 13-2
this MCU.
The two CGMs are independently programmable, with their respective
outputs at the CGMOUT1 and CGMOUT2 pins.
The following paragraphs describes the CGM circuit blocks and internal
signals.
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Read:
Read:
Read:
Read:
Read:
Read:
Write:
Write:
Write:
Write:
Write:
Write:
Figure 13-1. CGM I/O Register Summary
VDS2_11 VDS2_10
VDS1_7
RDS1_7
VDS2_7
RDS2_7
PHD_7
0
1
0
0
1
1
Clock Generator Module (CGM)
shows the structure of one CGM. There are two CGMs in
RDS1_6
RDS2_6
VDS1_6
VDS2_6
PHD_6
1
0
0
1
0
0
RDS1_5
RDS2_5
VDS1_5
VDS2_9
VDS2_5
PHD_5
1
0
1
1
0
0
VDS1_4
RDS1_4
VDS2_8
VDS2_4
RDS2_4
PHD_4
1
1
0
1
1
1
VDS1_3
RDS1_3
VDS2_3
RDS2_3
PHD_3
1
0
0
0
1
0
0
Clock Generator Module (CGM)
VDS1_2
RDS1_2
VDS2_2
RDS2_2
PHD_2
1
0
0
0
1
0
0
RDS1_1
RDS2_9
RDS2_1
VDS1_1
VDS2_1
PHD_1
0
0
0
0
0
0
Technical Data
RDS1_0
RDS2_8
RDS2_0
VDS1_0
VDS2_0
PHD_0
1
0
0
1
0
0
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