- 您现在的位置：买卖IC网 > PDF目录363096 > N87C54 (INTEL CORP) CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER PDF资料下载
参数资料
| 型号： | N87C54 |
| 厂商： | INTEL CORP |
| 元件分类： | 微控制器/微处理器 |
| 英文描述： | CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER |
| 中文描述： | 8-BIT, OTPROM, 12 MHz, MICROCONTROLLER, PQCC44 |
| 封装： | PLASTIC, LCC-44 |
| 文件页数： | 22/23页 |
| 文件大小： | 319K |
| 代理商： | N87C54 |
8XC52/54/58
Table 5. Program Lock Bits and the Features
Program Lock Bits
Protection Type
LB1
LB2
LB3
1
U
U
U
No Program Lock features enabled. (Code verify will still be encrypted by the
Encryption Array if programmed.)
2
P
U
U
MOVC instructions executed from external program memory are disabled from
fetching code bytes from internal memory, EA is sampled and latched on
Reset, and further programming of the EPROM is disabled.
3
P
P
U
Same as 2, also verify is disabled.
4
P
P
P
Same as 3, also external execution is disabled.
NOTE:
Any other combination of the lock bits is not defined.
EPROM PROGRAMMING AND VERIFICATION CHARACTERISTICS
(T
A
e
21
§
C to 27
§
C; V
CC
e
5V
g
20%; V
SS
e
0V)
Symbol
Parameter
Min
Max
Units
V
PP
Programming Supply Voltage
12.5
13.0
V
I
PP
Programming Supply Current
75
mA
1/TCLCL
Oscillator Frequency
4
6
MHz
TAVGL
Address Setup to PROG Low
48TCLCL
TGHAX
Address Hold after PROG
48TCLCL
TDVGL
Data Setup to PROG Low
48TCLCL
TGHDX
Data Hold after PROG
48TCLCL
TEHSH
(Enable) High to V
PP
48TCLCL
TSHGL
V
PP
Setup to PROG Low
10
m
s
TGHSL
V
PP
Hold after PROG
10
m
s
TGLGH
PROG Width
90
110
m
s
TAVQV
Address to Data Valid
48TCLCL
TELQV
ENABLE Low to Data Valid
48TCLCL
TEHQZ
Data Float after ENABLE
0
48TCLCL
TGHGL
PROG High to PROG Low
10
m
s
22
相关PDF资料 |
PDF描述 |
|---|---|
| N87C54-1 | CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER |
| N87C54-2 | CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER |
| N87C54-24 | CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER |
| N87C54-33 | CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER |
| N87C58 | CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER |
相关代理商/技术参数 |
参数描述 |
|---|---|
| N87C541 | 制造商:Advanced Micro Devices 功能描述: 制造商:Intel 功能描述: 制造商:AMD 功能描述: |
| N87C54-1 | 制造商:INTEL 制造商全称:Intel Corporation 功能描述:CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER |
| N87C541 S F76 | 制造商:Intel 功能描述:MCU 8-bit MCS51 8051 CISC 16KB EPROM 5V 44-Pin PLCC 制造商:Intel 功能描述:MCU 8-bit MCS51 80C51 CISC 16KB EPROM 5V 44-Pin PLCC |
| N87C541 SF76 | 制造商:Intel 功能描述: |
| N87C541-1 | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
发布紧急采购，3分钟左右您将得到回复。