DF2148RTE20IV Renesas Electronics America, DF2148RTE20IV Datasheet - Page 337
![MCU 5V 128K I-TEMP,PB-FREE, 100-](/photos/28/61/286108/100-tqfp_sml.jpg)
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
-
- Current page: 337 of 1179
- Download datasheet (7Mb)
10.1
This LSI have an on-chip 14-bit pulse-width modulator (PWM) with two output channels.
Each channel can be connected to an external low-pass filter to operate as a 14-bit D/A converter.
Both channels share the same counter (DACNT) and control register (DACR).
10.1.1
The features of the 14-bit PWM (D/A) are listed below.
The pulse is subdivided into multiple base cycles to reduce ripple.
Two resolution settings and two base cycle settings are available
The resolution can be set equal to one or two system clock cycles. The base cycle can be set
equal to T 64 or T
Four operating rates
The two resolution settings and two base cycle settings combine to give a selection of four
operating rates.
Overview
Features
Section 10 14-Bit PWM Timer (PWMX)
256, where T is the resolution.
Rev. 4.00 Sep 27, 2006 page 291 of 1130
Section 10 14-Bit PWM Timer (PWMX)
REJ09B0327-0400
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