DF3048X16V Renesas Electronics America, DF3048X16V Datasheet - Page 685

• Manufacturer Part Number: DF3048X16V
• Description: MCU 5V 128K,PB-FREE 100-TQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8/300Hr

Specifications of DF3048X16V

• Core Processor: H8/300H
• Core Size: 16-Bit
• Speed: 16MHz
• Connectivity: SCI, SmartCard
• Peripherals: DMA, PWM, WDT
• Number Of I /o: 70
• Program Memory Size: 128KB (128K x 8)
• Program Memory Type: FLASH
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Data Converters: A/D 8x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 100-TQFP, 100-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

20.3
When the oscillator frequency is 5 MHz or higher, the duty adjustment circuit adjusts the duty
cycle of the clock signal from the oscillator to generate the signal that becomes the system clock.
20.4
The prescalers divide the system clock ( ) to generate internal clocks ( /2 to /4096).
V
STBY
EXTAL
external)
RES
CC
(internal or
EXTAL
Prescalers
Duty Adjustment Circuit
V
IH
Figure 20.7 External Clock Output Settling Delay Timing
Figure 20.6 External Clock Input Timing
t
EXr
t
EXH
t
DEXT
V
0.3 V
CC
t
EXf
Rev. 7.00 Sep 21, 2005 page 659 of 878
0.7
Section 20 Clock Pulse Generator
t
EXL
REJ09B0259-0700
V
CC
0.5