HD6473258P10 Renesas Electronics America, HD6473258P10 Datasheet - Page 96

• 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: -

5.5 Port 4
Port 4 is an 8-bit input/output port that also provides input and output pins for the 8-bit timers and
output pins for the system clock and E clock. The pin functions depend on the MCU mode and
output select bits in the timer control/status registers. Table 5-8 lists the pin functions.
P3
n
WP3D: Write Port 3 DDR
WP3:
RP3: Read Port 3
n = 0 to 7
Write Port 3
Mode 3
Figure 5-3. Port 3 Schematic Diagram
Input latch
D
Mode 1 or 2
Reset
C
R
External
address
write
Mode 3
Q
Mode 3
87
Control logic
External
address read
Q
Q
P3
RP3
P3
WP3D
WP3
n
Reset
Reset
DDR
n
C
C
DR
R
R
Figure 5-3
D
D
IS input