參數(shù)資料
型號(hào)： UPD753208GT
廠商： NEC Corp.
英文描述： 4-BIT SINGLE-CHIP MICROCONTROLLERS
中文描述： 4位單晶片微控制器
文件頁(yè)數(shù)： 72/80頁(yè)
文件大小： 577K
代理商： UPD753208GT
72
μ
PD753204, 753206, 753208
APPENDIX A
μ
PD753108, 753208, AND 75P3216 FUNCTIONAL LIST
Parameter
μ
PD753108
μ
PD753208
μ
PD75P3216
Program memory
Mask ROM
0000H-1FFFH
(8192
×
8 bits)
One-time PROM
0000H-3FFFH
(16384
×
8 bits)
Data memory
000H-1FFH
(512
×
4 bits)
CPU
75XL CPU
Instruction
execution
time
When main system
clock is selected
0.95, 1.91, 3.81, 15.3
μ
s (@ 4.19-MHz operation)
0.67, 1.33, 2.67, 10.7
μ
s (@ 6.0-MHz operation)
When subsystem
clock is selected
122
μ
s (@ 32.768-kHz
operation)
None
I/O port
CMOS input
8 (on-chip pull-up resistors can
be specified by software: 7)
6 (on-chip pull-up resistors can be specified by software: 5)
CMOS input/output
20 (on-chip pull-up resistors can be specified by software)
N-ch open drain
input/output
4 (on-chip pull-up resistors can be specified by software,
withstand voltage is 13 V)
4 (no mask option, withstand
voltage is 13 V)
Total
32
30
LCD controller/driver
Segment selection: 16/20/24
(can be changed to CMOS
input/output port in 4 time-
unit; max. 8)
Segment selection: 4/8/12 segments
(can be changed to CMOS input/output port in 4 time-unit;
max. 8)
Display mode selection: static, 1/2 duty (1/2 bias), 1/3 duty (1/2 bias), 1/3 duty (1/3 bias),
1/4 duty (1/3 bias)
On-chip split resistor for LCD driver can be specified by
using mask option.
No on-chip split resistor for
LCD driver
Timer
5 channels
8-bit timer/event
counter: 3 channels
Basic interval timer/
watchdog timer: 1 channel
Watch timer: 1 channel
5 channels
8-bit timer counter: 2 channels (can be used as the 16-bit
timer counter, carrier generator, and timer with gate)
8-bit timer/event counter: 1 channel
Basic interval timer/watchdog timer: 1 channel
Watch timer: 1 channel
Clock output (PCL)
Φ
, 524, 262, 65.5 kHz
(Main system clock: @ 4.19-MHz operation)
Φ
, 750, 375, 93.8 kHz
(Main system clock: @ 6.0-MHz operation)
Buzzer output (BUZ)
2, 4, 32 kHz
(Main system clock: @
4.19-MHz operation or sub-
system clock: @ 32.768-kHz
operation)
2.86, 5.72, 45.8 kHz
(Main system clock: @
6.0-MHz operation)
2, 4, 32 kHz
(Main system clock: @ 4.19-MHz operation)
2.93, 5.86, 46.9 kHz
(Main system clock: @ 6.0-MHz operation)
Serial interface
3 modes are available
3-wire serial I/O mode ... MSB/LSB can be selected for transfer top bit
2-wire serial I/O mode
SBI mode
SCC register
Contained
None
SOS register
Vectored interrupt
External: 3, internal: 5
External: 2, internal: 5
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PDF描述
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