HD6417750SF167V Renesas Electronics America, HD6417750SF167V Datasheet - Page 386

• Manufacturer Part Number: HD6417750SF167V
• Description: MPU 3V 16K PB-FREE 208-QFP
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7750r

Specifications of HD6417750SF167V

• Core Processor: SH-4
• Core Size: 32-Bit
• Speed: 167MHz
• Connectivity: EBI/EMI, FIFO, SCI, SmartCard
• Peripherals: DMA, POR, WDT
• Number Of I /o: 28
• Program Memory Type: ROMless
• Ram Size: 24K x 8
• Voltage - Supply (vcc/vdd): 1.6 V ~ 2 V
• Oscillator Type: External
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 208-QFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -

Section 10 Clock Oscillation Circuits
10.7
10.7.1
Figure 10.2 shows a block diagram of the WDT.
Rev.7.00 Oct. 10, 2008 Page 300 of 1074
REJ09B0366-0700
Standby
release
Internal reset
request
Interrupt
request
Legend:
WTCSR: Watchdog timer control/status register
WTCNT: Watchdog timer counter
Overview of Watchdog Timer
Block Diagram
Standby
Interrupt
control
control
control
Reset
Figure 10.2 Block Diagram of WDT
WTCSR
Clock selection
Bus interface
Overflow
WDT
WTCNT
Frequency divider
Clock selector
Clock
Standby
mode
Frequency
divider 2 ×1
clock