參數(shù)資料
型號： UPD754264
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
文件頁數(shù)： 60/68頁
文件大小： 318K
代理商： UPD754264
60
μ
PD754264
APPENDIX A. COMPARISON OF FUNCTIONS BETWEEN
μ
PD754264 AND 75F4264
Item
μ
PD754264
μ
PD75F4264
Note
Program memory
Mask ROM
0000H to 0FFFH
(4096
×
8 bits)
Flash memory
0000H to 0FFFH
(4096
×
8 bits)
Data
memory
Static RAM
000H to 07FH
(128
×
4 bits)
EEPROM
400H to 43FH
(32
×
8 bits)
CPU
75XL CPU
General-purpose register
(4 bits
×
8 or 8 bits
×
4)
×
4 banks
Instruction execution time
0.67, 1.33, 2.67, 10.7
μ
s (@ f
X
= 6.0-MHz operation)
0.95, 1.91, 3.81, 15.3
μ
s (@ f
X
= 4.19-MHz operation)
I/O port
CMOS input
4 (on-chip pull-up resistor can be connected by mask option)
CMOS I/O
9 (on-chip pull-up resistor connection can be specified by means of software)
Total
13
System clock oscillator
Crystal/ceramic oscillator
Start-up time after reset
2
17
/f
X
, 2
15
/f
X
, 2
13
/f
X
(can be selected by mask option)
2
15
/f
X
Timer
4 channels
8-bit timer counter: 3 channels (can be used as 16-bit timer counter)
Basic interval timer/watchdog timer: 1 channel
A/D converter
8-bit resolution
×
2 channels (successive approximation, hardware control)
Can be operated from V
DD
= 1.8 V
Programmable threshold port
None
2 channels
Vectored interrupt
External: 1, internal: 5
Test input
External: 1 (key return reset function available)
Power supply voltage
V
DD
= 1.8 to 6.0 V
Operating ambient temperature
T
A
= –40 to +85
°
C
Package
20-pin plastic SOP (300 mil, 1.27-mm pitch)
Note
Under development
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