参数资料
型号: DF3028F25V
厂商: Renesas Electronics America
文件页数: 4/46页
文件大小: 0K
描述: MCU 3V 384K,PB-FREE 100-QFP
产品培训模块: Electromagnetic Noise Reduction Techniques Part 1
Digital to Analog Converter Part 1
Digital to Analog Converter Part 2
标准包装: 1
系列: H8® H8/300H
核心处理器: H8/300H
芯体尺寸: 16-位
速度: 25MHz
连通性: SCI,智能卡
外围设备: DMA,PWM,WDT
输入/输出数: 70
程序存储器容量: 384KB(384K x 8)
程序存储器类型: 闪存
RAM 容量: 16K x 8
电压 - 电源 (Vcc/Vdd): 3 V ~ 3.6 V
数据转换器: A/D 8x10b; D/A 2x8b
振荡器型: 内部
工作温度: -20°C ~ 75°C
封装/外壳: 100-BFQFP
包装: 托盘
Peripherals
10
H8
Family of Microcontrollers
Analog Interfaces
4- to 16-channel 10-bit successive-
approximation A/D converter (ADC)
2-channel, 14-bit delta-sigma ADC
2- to 4-channel 8-bit D/A converter
Timers
Rich suite of 8-bit and 16-bit
multifunction, multipurpose timers
– Input capture, output compare, auto
reload, event counter, up/down counter,
interval timer, and sleep mode timer
3-phase Motor Control Timer
– 2-phase encoder with up/down count
capability
– Suitable for motor control apps
Asynchronous Event Counter (AEC)
– Counts events even when system clock
is disabled for power saving
Watchdog timer (WDT) with inde-
pendent RC circuit for greater safety
10-bit or 14-bit Pulse Width
Modulation (PWM) timer with
ripple-reduction feature
– Can be used as a D/A converter by
adding an external low-pass filter
Real-Time Clock (RTC): seconds,
minutes, hours, days and weeks
Arbitrary Waveform Generation /
Programmable Pulse Generator
(PPG) / Timing Pattern Controller
(TPC)
Arbitrary waveform patterns are
stored in memory and generated on
output pins with the PPG or TPC in
conjunction with a timer and DMA
Provides 8/16-bit programmable pulse
outputs using TPU as base
Output trigger signals can be selected
in 4-bit groups
Each group can operate both
simultaneously and independently
Output trigger signals can operate in
parallel with DTC and DMAC
PGA
ADCR
Inter
nal
data
bu
s
PSS
Multiplexer
IRRSDADCN
fovs =
Φ
fovs =
Φ/2, Φ/4, Φ/8, Φ/16, Φ/32
Secondary
A/D converter
LCD drive power supply circuit
Reference voltage
generator
Legend
ADCR:
ADSSR:
IRRSDADCN:
ADDR:
BGRMR:
A/D conversion end interrupt request flag
A/D data register
Band-Gap Regulator (BGR) control register
Band-Gap
reference circuit
Clock interrupt
control circuit
Dout (16 bits;
14 bits are valid)
Programmable gain amplifier
System clock
Φ
ADSSR
LCD
ADDR (16 bits)
Ain1
Ain2
Vref/REF
ACOM
Buffer
BGRMR
A/D control register
A/D start/status register
H8/38086 14-bit Delta-Sigma A/D
Select clock
Bus interface
Clock
Internal data bus
DADRA
DADRB
PWX1
Internal clock
φ
φ/2
PWX0
Fine–adjustment pulse addition
Legend:
DACR:
PWM D/A control register
DADRA:
PWM D/A data register A
DADRB:
PWM D/A data register B
DACNT:
PWM D/A counter
DACR
Control
logic
Base cycle compare match A
Base cycle compare match B
Base cycle overflow
Module data bus
Comparator
A
Comparator
B
DACNT
Internal clock
32KOVI (IRQ15)
(Interrupt
request signal)
SUBCK/64
SUBCK/256
SUBCK/32
SUBCK/128
Clock
Counter
TCNT32K
TCR32K
Module bus
Clock
Select
Bus
Interface
Internal
bu
s
TK32K
H8/Tiny 14-Bit PWM Timer Block Diagram
H8S 32K Sleep Mode Timer Block Diagram
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