UPD753012GC NEC, UPD753012GC Datasheet - Page 2

• Manufacturer Part Number: UPD753012GC
• Description: 4-BIT SINGLE-CHIP MICROCONTROLLER
• Manufacturer: NEC

FUNCTIONAL OUTLINE
2
Instruction execution time
On-chip memory
General-purpose register
Input/
output
port
LCD controller/driver
Timer
Serial interface
Bit sequential buffer
Clock output (PCL)
Buzzer output (BUZ)
Vectored interrupts
Test input
System clock oscillator
Standby function
Power supply voltage
Package
Parameter
CMOS input/output
CMOS output
N-ch open-drain
input/output
Total
CMOS input
ROM
RAM
16
40
• 0.95, 1.91, 3.81, 15.3 s (main system clock: at 4.19 MHz operation)
• 0.67, 1.33, 2.67, 10.7 s (main system clock: at 6.0 MHz operation)
• 122 s (subsystem clock: at 32.768 kHz operation)
12288
16384
24576
1024
• 4-bit operation: 8
• 8-bit operation: 4
• Segment number selection
• Display mode selection
On-chip split resistor for LCD drive can be specified by using mask option
5 channels
• 8-bit timer/event counter: 3 channels (can be used for 16-bit timer/event counter,
• Basic interval timer/watchdog timer: 1 channel
• Watch timer: 1 channel
• 3-wire serial I/O mode ... MSB or LSB can be selected for transferring top bit
• 2-wire serial I/O mode
• SBI mode
16 bits
•
•
• 2, 4, 32 kHz
• 2.93, 5.86, 46.9 kHz (main system clock: at 6.0 MHz operation)
External: 3, Internal: 5
External: 1, Internal: 1
• Ceramic or crystal oscillator for main system clock oscillation
• Crystal oscillator for subsystem clock oscillation
STOP/HALT mode
V
• 80-pin plastic QFP (14
• 80-pin plastic TQFP (fine pitch) (12
8
8
8
DD
carrier generator, or timer with gate)
, 524, 262, 65.5 kHz (main system clock: at 4.19 MHz operation)
, 750, 375, 93.8 kHz (main system clock: at 6.0 MHz operation)
= 2.2 to 5.5 V
On-chip pull-up resistors can be specified by using software: 23
Also used for segment pins
Withstands 13 V, on-chip pull-up resistors can be specified by using mask
option
4 bits
8 bits ( PD753012)
8 bits ( PD753016)
8 bits ( PD753017)
4 banks
4 banks
(main system clock: at 4.19 MHz operation
or subsystem clock: at 32.768 kHz operation)
14 mm)
: 24/28/32 segments (can be changed to CMOS
: Static
output port in 4 time-unit; max. 8)
Function
12 mm)
1/2 duty (1/2 bias)
1/3 duty (1/2 bias)
1/3 duty (1/3 bias)
1/4 duty (1/3 bias)
PD753012, 753016, 753017