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UPD78F0034B Datasheet(PDF) 7 Page - NEC

Part # UPD78F0034B
Description  8-BIT SINGLE-CHIP MICROCONTROLLERS
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Manufacturer  NEC [NEC]
Direct Link  http://www.nec.com/
Logo NEC - NEC

UPD78F0034B Datasheet(HTML) 7 Page - NEC

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µPD78F0034B, 78F0034BY, 78F0034B(A), 78F0034BY(A)
7
Data Sheet U16369EJ1V0DS
OVERVIEW OF FUNCTIONS
Part Number
µPD78F0034B
µPD78F0034BY
Item
µPD78F0034B(A)
µPD78F0034BY(A)
Internal
Flash memory
32 KBNote 1
memory
High-speed RAM
1,024 bytesNote 1
Memory space
64 KB
General-purpose registers
8 bits
× 32 registers (8 bits × 8 registers × 4 banks)
Minimum instruction execution time
On-chip minimum instruction execution time cycle variable function
When main system
0.166
µs/0.333 µs/0.666 µs/1.33 µs/2.66 µs 0.238 µs/0.48 µs/0.95 µs/1.91 µs/3.81 µs
(@ 12 MHz operation, VDD = 4.5 to 5.5 V)
(@ 8.38 MHz operation, VDD = 4.0 to 5.5 V)
When subsystem
122
µs (@ 32.768 kHz operation)
clock selected
Instruction set
• 16-bit operation
• Multiply/divide (8 bits
× 8 bits, 16 bits ÷ 8 bits)
• Bit manipulation (set, reset, test, Boolean operation)
• BCD adjust, etc.
I/O ports
Total:
51
• CMOS input:
8
• CMOS I/O:
39
• N-ch open-drain I/O (5 V withstand voltage): 4
A/D converter
• 10-bit resolution
× 8 channels
• Operable over a wide power supply voltage range: AVDD = 1.8 to 5.5 V
Serial interface
• UART mode:
1 channel
• UART mode:
1 channel
• 3-wire serial I/O mode: 2 channels
• 3-wire serial I/O mode:
1 channel
• I2C bus mode
(multimaster supporting): 1 channel
Timers
• 16-bit timer/event counter: 1 channel
• 8-bit timer/event counter:
2 channels
• Watch timer:
1 channel
• Watchdog timer:
1 channel
Timer outputs
3 (8-bit PWM output capable: 2)
Clock output
• 93.75 kHz, 187.5 kHz, 375 kHz, 750 kHz,
• 65.5 kHz, 131 kHz, 262 kHz, 524 kHz, 1.05
1.25 MHz, 3 MHz, 6 MHz, 12 MHz
MHz, 2.10 MHz, 4.19 MHz, 8.38 MHz
(@ 12 MHz operation with main system
(@ 8.38 MHz operation with main system
clock)
clock)
• 32.768 kHz (@ 32.768 kHz operation with
• 32.768 kHz (@ 32.768 kHz operation with
subsystem clock)
subsystem clock)
Buzzer output
1.46 kHz, 2.93 kHz, 5.86 kHz, 11.7 kHz
1.02 kHz, 2.05 kHz, 4.10 kHz, 8.19 kHz
(@ 12 MHz operation with main system clock)
(@ 8.38 MHz operation with main system clock)
Vectored interrupt
Maskable
Internal: 13, external: 5
sources
Non-maskable
Internal: 1
Software
1
Test inputs
Internal: 1, external: 1
Supply voltage
VDD = 1.8 to 5.5 V
Operating ambient temperature
TA = –40 to +85
°C
Package
• 64-pin plastic LQFP (10 x 10)
• 64-pin plastic LQFP (14 x 14)
• 64-pin plastic TQFP (12 x 12)
• 73-pin plastic FBGA (9 x 9)Note 2
Notes 1.
The capacities of the flash memory and the internal high-speed RAM can be changed with the memory
size switching register (IMS).
2.
The special grade version of the 73-pin plastic FBGA (9 x 9) is not provided.


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