DF2148RTE20IV Renesas Electronics America, DF2148RTE20IV Datasheet - Page 805
DF2148RTE20IV
Manufacturer Part Number
DF2148RTE20IV
Description
MCU 5V 128K I-TEMP,PB-FREE, 100-
Manufacturer
Renesas Electronics America
Series
H8® H8S/2100r
Specifications of DF2148RTE20IV
Core Processor
H8S/2000
Core Size
16-Bit
Speed
20MHz
Connectivity
Host Interface, I²C, IrDA, SCI
Peripherals
POR, PWM, WDT
Number Of I /o
74
Program Memory Size
128KB (128K x 8)
Program Memory Type
FLASH
Ram Size
4K x 8
Voltage - Supply (vcc/vdd)
4 V ~ 5.5 V
Data Converters
A/D 8x10b; D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
100-TQFP, 100-VQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
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25.6.5
In software standby mode, I/O port states are retained. Therefore, there is no reduction in current
dissipation for the output current when a high-level signal is output.
Current dissipation increases while waiting for oscillation to settle.
25.7
25.7.1
When the STBY pin is driven low, a transition is made to hardware standby mode from any mode.
In hardware standby mode, all functions enter the reset state and stop operation, resulting in a
significant reduction in power dissipation. As long as the prescribed voltage is supplied, on-chip
RAM data is retained. I/O ports are set to the high-impedance state.
Oscillator
NMI
NMIEG
SSBY
Usage Note
Hardware Standby Mode
Hardware Standby Mode
Figure 25.3 Software Standby Mode Application Example
NMI
exception
handling
NMIEG = 1
SSBY = 1
SLEEP instruction
Software standby mode
(power-down state)
Rev. 4.00 Sep 27, 2006 page 759 of 1130
Oscillation
settling time
t
OSC2
Section 25 Power-Down State
NMI exception
handling
REJ09B0327-0400
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