HD6473258P10 Renesas Electronics America, HD6473258P10 Datasheet - Page 175

• Manufacturer Part Number: HD6473258P10
• Description: IC H8 MCU OTP 32K 64DIP
• Manufacturer: Renesas Electronics America
• Series: H8® H8/325r

Specifications of HD6473258P10

• Core Processor: H8/300
• Core Size: 8-Bit
• Speed: 10MHz
• Connectivity: SCI, UART/USART
• Number Of I /o: 53
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: OTP
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Oscillator Type: External
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 64-DIP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Data Converters: -
• Peripherals: -

Table 8-5. Effect of Changing Internal Clock Sources (cont.)
No.
3
4
*
*
1
2
Including a transition from high to the stopped state.
The switching of clock sources is regarded as a falling edge that increments the TCNT.
Description
High
CKS1 and CKS0 are
rewritten while old
clock source is high and
new clock source is low.
High
CKS1 and CKS0 are
rewritten while both
clock sources are high.
Low*
High:
1
:
Old clock
source
New clock
source
TCNT clock
pulse
TCNT
Old clock
source
New clock
source
TCNT clock
pulse
TCNT
168
N
N
Timing chart
N + 1
CKS rewrite
N + 1
*
*2
3
N + 2
CKS rewrite
N + 2