HD64F3644H Renesas Electronics America, HD64F3644H Datasheet - Page 299

• Manufacturer Part Number: HD64F3644H
• Description: IC H8 MCU FLASH 32K 64-QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8/300Lr

Specifications of HD64F3644H

• Core Processor: H8/300L
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: SCI
• Peripherals: PWM, WDT
• Number Of I /o: 53
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 8x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 64-QFP
• Package: 64PQFP
• Family Name: H8
• Maximum Speed: 8 MHz
• Operating Supply Voltage: 3.3|5 V
• Data Bus Width: 8 Bit
• Number Of Programmable I/os: 45
• Interface Type: SCI
• On-chip Adc: 8-chx8-bit
• Number Of Timers: 4
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

10.1
The H8/3644 Group is provided with a two-channel serial communication interface (SCI). Table
10.1 summarizes the functions and features of the two SCI channels.
Table 10.1 Serial Communication Interface Functions
Channel
SCI1
SCI3
10.2
10.2.1
Serial communication interface 1 (SCI1) performs synchronous serial transfer of 8-bit or 16-bit
data. SSB (Synchronized Serial Bus) communication is also provided, enabling multiple ICs to be
controlled.
Overview
SCI1
Overview
Functions
Synchronous serial transfer
Synchronous serial transfer
Asynchronous serial transfer
Section 10 Serial Communication Interface
Choice of 8-bit or 16-bit data length
Continuous clock output
8-bit data length
Send, receive, or simultaneous
send/receive
Multiprocessor communication
Choice of 7-bit or 8-bit data length
Choice of 1 or 2 stop bits
Parity addition
Features
Section 10 Serial Communication Interface
Choice of 8 internal clocks ( /1024 to /2)
or external clock
Open drain output possible
Interrupt requested at completion of
transfer
On-chip baud rate generator
Receive error detection
Break detection
Interrupt requested at completion of
transfer or error
Rev. 6.00 Sep 12, 2006 page 277 of 526
REJ09B0326-0600