Microcomputer
V Series
s 16-Bit (1/2)
Type number Alias
Features
Real memory
Internal bus External bus space
Operating
frequency
µP D7 0 1 0 8
µP D7 0 1 1 6
V20TM
V30TM
CMOS process
High speed, low power consumption
Upward software and pin compatible,
including interfacing with peripheral
controller
Measures taken to increase speed
• Dual data bus system
• Effective address generation circuit
• Multiplication/division by program-
mable shifter
• High speed processing by
dedicated register
Two operating modes
• 8080 emulation mode added
Standby function
16 bits
16 bits
8 bits
1M bytes 5/ 8/10 MHz
16 bits
µP D7 0 1 0 8 H
µP D7 0 1 1 6 H
V20/V30 compatible, high speed low
V20HLTM voltage operation
• Capable of operating at 16 MHz
(at 5 V)
• Capable of operating at 3 V
V30HLTM (at 8 MHz)
• Clock can be stopped
16 bits
16 bits
8 bits
16 bits
1M bytes
10/12.5/16
MHz
µP D7 0 1 3 6 A
µP D7 0 1 3 6
µP D7 0 2 0 8
µP D7 0 2 1 6
µP D7 0 2 0 8 H
µP D7 0 2 1 6 H
V33ATM
V33TM
Performance is approximately 4 times
higher than V30
16M-byte address extension mode
Internal bus sizing function
1 bus cycle = 2 clocks
Internal floating point processor
(µPD72291) interface function
V40TM
V50TM
V20/V30 + peripheral controllers
V20/V30 CPU plus the following
peripheral functions:
• 4-ch DMA controller
• 3-ch 16-bit timer/counter
• Interrupt controller
• Clock generator
• DRAM refresh controller
• Programmable wait generator
(Internal peripheral controllers are
subset functions of µPD7105X series)
V40/V50 upper compatible, high
V40HLTM speed low voltage operation
• Capable of operating at 20 MHz
(at 5 V)
• Capable of operating at 3 V
(at 10 MHz)
V50HLTM • Selectable clock frequency
• Enhanced peripheral functions
16 bits
16 bits
16 bits
16 bits
16 bits
8/16 bits
(Selectable)
10/12.5/16
16M bytes MHz
8 bits
16 bits
1M bytes 8/10 MHz
8 bits
16 bits
1M bytes
10/12.5/16/
20 MHz
µP D7 0 2 3 6 A
V53ATM
V33A + enhanced peripheral
functions of V40/V50
• DMA capable of supporting 16MB
space
• Dedicated BRG for timer/counter
• Low power control
· Stop mode
· Halt mode
· Variable clock mode
• Capable of operating at 3 V and
10 MHz (only for V53A)
• Capable of operating at 4 V and 16
MHz (only for V53A)
16 bits
8/16 bits
(Selectable)
16M bytes 10/12.5/16/
20 MHz
Package
• 40-pin DIP
• 44-pin QFJ
• 52-pin QFP
• 40-pin DIP
• 44-pin QFJ
• 52-pin QFP
• 52-pin TQFP
• 68-pin PGA
• 68-pin QFJ
• 68-pin PGA
• 68-pin QFJ
• 74-pin QFP
• 68-pin QFJ
• 68-pin PGA
• 80-pin QFP
• 68-pin QFJ
• 80-pin QFP
• 80-pin TQFP
• 132-pin PGA
• 120-pin QFP
(0.8, 0.5 or
0.4 mm pin
pitch)
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