HD6477021X20V Renesas Electronics America, HD6477021X20V Datasheet - Page 30

• Manufacturer Part Number: HD6477021X20V
• Description: MCU 5V 32K PB-FREE 100-TQFP
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7020r

Specifications of HD6477021X20V

• Core Processor: SH-1
• Core Size: 32-Bit
• Speed: 20MHz
• Connectivity: EBI/EMI, SCI
• Peripherals: DMA, POR, PWM, WDT
• Number Of I /o: 32
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: OTP
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 100-TQFP, 100-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -

1.2
Notes: *1. SH7020: 16-kbyte masked ROM and 1-kbyte RAM.
Block Diagram
RES(Vpp)*
WDTOVF
*2. Vpp: SH7021 (PROM version)
EXTAL
XTAL
AV
AV
AV
MD2
MD1
MD0
NMI
SH7021: 32-kbyte PROM or Masked ROM and 1-kbyte RAM.
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
: Peripheral address bus (24 bits)
: Peripheral data bus (16 bits)
: Internal address bus (24 bits)
: Internal upper data bus (16 bits)
: Internal lower data bus (16 bits)
CK
CC
CC
CC
CC
CC
CC
CC
SS
SS
SS
SS
SS
SS
SS
SS
SS
SS
SS
ref
2
Figure 1.1 Block Diagram
PROM or masked ROM*
controller
Interrupt
Serial communi-
cation interface
Programmable
timing pattern
Port A
(2 channels)
controller
CPU
controller
break
User
Bus state controller
1
integrated-timer
Watchdog timer
pulse unit
Port B
16-bit
controller
memory
access
RAM*
Direct
1
Address
A15
A14
A13
A12
A11
A10
A9
A8
A7
A6
A5
A4
A3
A2
A1
A0 (HBS)
AD15
AD14
AD13
AD12
AD11
AD10
AD9
AD8
AD7
AD6
AD5
AD4
AD3
AD2
AD1
AD0
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