HD6417708SF60 Renesas Electronics America, HD6417708SF60 Datasheet - Page 178

• Manufacturer Part Number: HD6417708SF60
• Description: IC SUPERH MPU ROMLESS 144LQFP
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7700r

Specifications of HD6417708SF60

• Core Processor: SH-2
• Core Size: 32-Bit
• Speed: 60MHz
• Connectivity: EBI/EMI, SCI, SmartCard
• Peripherals: POR, WDT
• Number Of I /o: 8
• Program Memory Type: ROMless
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Oscillator Type: External
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 144-LQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Ram Size: -
• Program Memory Size: -
• Data Converters: -

9.2
9.2.1
A block diagram of the on-chip clock pulse generator is shown in figure 9.1(SH7708, SH7708S)
and figure 9.2(SH7708R).
158
EXTAL
Cycle = Bcyc
CAP1
CAP2
XTAL
CKIO
MD2
MD1
MD0
FRQCR: Frequency control register
Overview of the CPG
CPG Block Diagram
Figure 9.1 Block Diagram of Clock Pulse Generator(SH7708, SH7708S)
oscillator
Crystal
Clock frequency
control circuit
FRQCR
Clock pulse generator
PLL circuit 1
PLL circuit 2
CPG control unit
( 1, 2, 4)
( 1, 4)
Bus interface
Internal bus
STBCR: Standby control register
Standby control
STBCR
circuit
Divider 2
Divider 1
1
1/2
1/4
1
1/2
1/4
Internal
clock (I )
Cycle = Icyc
Peripheral
clock (P )
Cycle = Pcyc
Standby
control