UPD70F3453GC-8EA-A Renesas Electronics America, UPD70F3453GC-8EA-A Datasheet - Page 569
UPD70F3453GC-8EA-A
Manufacturer Part Number
UPD70F3453GC-8EA-A
Description
MCU 32BIT 128KB FLASH 100LQFP
Manufacturer
Renesas Electronics America
Series
V850E/Ix3r
Datasheet
1.UPD70F3451GC-UBT-A.pdf
(1191 pages)
Specifications of UPD70F3453GC-8EA-A
Core Processor
RISC
Core Size
32-Bit
Speed
64MHz
Connectivity
CSI, EBI/EMI, I²C, UART/USART
Peripherals
DMA, LVD, PWM, WDT
Number Of I /o
56
Program Memory Size
128KB (128K x 8)
Program Memory Type
FLASH
Ram Size
8K x 8
Voltage - Supply (vcc/vdd)
3.5 V ~ 5.5 V
Data Converters
A/D 10x12b, 8x10b
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
*
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
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Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
UPD70F3453GC-8EA-A
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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10.4.2 Dead-time control (generation of negative-phase wave signal)
(internal signal)
(internal signal)
(1) Dead-time control mechanism
TOBnm signal
TOBnm signal
Remark
Dead-time
Dead-time
counter m
counter m
pin output
pin output
pin output
pin output
In the 6-phase PWM output mode, compare registers 1 to 3 (TABnCCR1, TABnCCR2, and TABnCCR3) are
used to set the duty factor, and compare register 0 (TABnCCR0) is used to set the cycle. By setting these four
registers and by starting the operation of TAB, three types of PWM output waves (basic 3-phase waves) with a
variable duty factor are generated. These three PWM output waves are input to the timer Qn option unit
(TMQOPn) and their inverted signal with dead-time is created to generate three sets of (six) PWM waves.
The TMQOPn unit consists of three 10-bit counters (dead-time counters 1 to 3) that operate in synchronization
with the count clock of TABn, and a TABn dead-time compare register (TABnDTC) that specifies dead time. If
“a” is set to the TABnDTC register, the dead-time value is “a”, and interval “a” is created between a positive-
phase wave and a negative-phase wave.
TOBnBm
TOBnBm
TOBnTm
TOBnTm
counter
counter
16-bit
16-bit
n = 0, 1, m = 1 to 3
0000H
Figure 10-8. PWM Output Waveform with Dead Time (1)
(a) When dead time is inserted (TABnDTC register = a)
a
0
(b) No dead time (TABnDTC register = 000H)
CHAPTER 10 MOTOR CONTROL FUNCTION
User’s Manual U18279EJ3V0UD
a
0
567
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