M38039GCHHP#U0 Renesas Electronics America, M38039GCHHP#U0 Datasheet - Page 28

• Manufacturer Part Number: M38039GCHHP#U0
• Description: IC 740/3803 MCU QZROM 64LQFP
• Manufacturer: Renesas Electronics America
• Series: 740/38000r

Specifications of M38039GCHHP#U0

• Core Processor: 740
• Core Size: 8-Bit
• Speed: 16.8MHz
• Connectivity: SIO, UART/USART
• Peripherals: LED, PWM, WDT
• Number Of I /o: 56
• Program Memory Size: 48KB (48K x 8)
• Program Memory Type: QzROM
• Ram Size: 2K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 16x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 64-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

3803 Group (Spec.H QzROM version)
REJ03B0166-0113 Rev.1.13
Page 26 of 100
Termination of unused pins
• Termination of common pins
I/O ports:
Output ports: Open.
Input ports: If the input level become unstable, through current
Table 7
P0, P1, P2, P3, P4, P5, P6
V
AV
X
REF
OUT
SS
Termination of unused pins
Pins
Select an input port or an output port and follow
each processing method.
In addition, it is recommended that related
registers be overwritten periodically to prevent
malfunctions, etc.
flow to an input circuit, and the power supply
current may increase.
• Set to the input mode and connect each to V
• Set to the output mode and open at “L” or “H” output state.
Connect to V
Connect to V
Open (only when using external clock)
Aug 21, 2009
CC
SS
(GND).
or V
SS
(GND).
Termination
CC
or V
Especially, when expecting low consumption
current (at STP or WIT instruction execution etc.),
pull-up or pull-down input ports to prevent
through current (built-in resistor can be used).
We recommend processing unused pins through a
resistor which can secure I
Because, when an I/O port or a pin which have an
output function is selected as an input port, it may
operate as an output port by incorrect operation
etc.
SS
through a resistor of 1 k Ω to 10 k Ω .
OH
(
avg
) or I
OL
(
avg
).