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参数资料
| 型号： | AT89C52-12JC |
| 厂商： | ATMEL CORP |
| 元件分类： | 微控制器/微处理器 |
| 英文描述： | ECONOLINE: RY-S_DCP - Internal SMD Technology- 1kVDC Isolation- Short Circuit Protection: Current Limit- UL94V-0 Package Material- Regulated Output- No External Components Required- Efficiency to 63% |
| 中文描述： | 8-BIT, FLASH, 12 MHz, MICROCONTROLLER, PQCC44 |
| 封装： | PLASTIC, MS-018AC, LCC-44 |
| 文件页数： | 17/22页 |
| 文件大小： | 181K |
| 代理商： | AT89C52-12JC |
AT89C52
4-77
AC Characteristics
Under operating conditions, load capacitance for Port 0, ALE/PROG, and PSEN = 100 pF; load capacitance for all other
outputs = 80 pF.
External Program and Data Memory Characteristics
Symbol
Parameter
12 MHz Oscillator
Variable Oscillator
Units
Min
Max
Min
Max
1/t
CLCL
Oscillator Frequency
0
24
MHz
t
LHLL
ALE Pulse Width
127
2t
CLCL
-40
ns
t
AVLL
Address Valid to ALE Low
43
t
CLCL
-13
ns
t
LLAX
Address Hold After ALE Low
48
t
CLCL
-20
ns
t
LLIV
ALE Low to Valid Instruction In
233
4t
CLCL
-65
ns
t
LLPL
ALE Low to PSEN Low
43
t
CLCL
-13
ns
t
PLPH
PSEN Pulse Width
205
3t
CLCL
-20
ns
t
PLIV
PSEN Low to Valid Instruction In
145
3t
CLCL
-45
ns
t
PXIX
Input Instruction Hold After PSEN
0
0
ns
t
PXIZ
t
PXAV
Input Instruction Float After PSEN
59
t
CLCL
-10
ns
PSEN to Address Valid
75
t
CLCL
-8
ns
t
AVIV
Address to Valid Instruction In
312
5t
CLCL
-55
ns
t
PLAZ
t
RLRH
PSEN Low to Address Float
10
10
ns
RD Pulse Width
400
6t
CLCL
-100
ns
t
WLWH
WR Pulse Width
400
6t
CLCL
-100
ns
t
RLDV
t
RHDX
RD Low to Valid Data In
252
5t
CLCL
-90
ns
Data Hold After RD
0
0
ns
t
RHDZ
Data Float After RD
97
2t
CLCL
-28
ns
t
LLDV
t
AVDV
ALE Low to Valid Data In
517
8t
CLCL
-150
9t
CLCL
-165
ns
Address to Valid Data In
585
ns
t
LLWL
ALE Low to RD or WR Low
200
300
3t
CLCL
-50
3t
CLCL
+50
ns
t
AVWL
t
QVWX
Address to RD or WR Low
203
4t
CLCL
-75
t
CLCL
-20
ns
Data Valid to WR Transition
23
ns
t
QVWH
Data Valid to WR High
433
7t
CLCL
-120
ns
t
WHQX
Data Hold After WR
33
t
CLCL
-20
ns
t
RLAZ
RD Low to Address Float
0
0
ns
t
WHLH
RD or WR High to ALE High
43
123
t
CLCL
-20
t
CLCL
+25
ns
相关PDF资料 |
PDF描述 |
|---|---|
| AT89C52-12JI | RY Series - Econoline Regulated DC-DC Converters; Input Voltage (Vdc): 15V; Output Voltage (Vdc): 24V; Power: 1W; On/Off Pin; 1kVDC Isolation; UL94V-0 Package Material; Optional Continuous Short Circuit Protected; Internal linear regulator; Efficiency to 70% |
| AT89C52-12PA | 8-Bit Microcontroller with 8K Bytes Flash |
| AT89C52-12PC | RY Series - Econoline Regulated DC-DC Converters; Input Voltage (Vdc): 15V; Output Voltage (Vdc): 24V; Power: 1W; On/Off Pin; 1kVDC Isolation; UL94V-0 Package Material; Optional Continuous Short Circuit Protected; Internal linear regulator; Efficiency to 70% |
| AT89C52-12PI | 8-Bit Microcontroller with 8K Bytes Flash |
| AT89C52 | Hex Inverter 14-SO -40 to 125 |
相关代理商/技术参数 |
参数描述 |
|---|---|
| AT89C52-12JI | 功能描述:8位微控制器 -MCU Microcontroller RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT |
| AT89C52-12LM | 制造商:未知厂家 制造商全称:未知厂家 功能描述:8-Bit Microcontroller |
| AT89C52-12LM/883 | 制造商:未知厂家 制造商全称:未知厂家 功能描述:8-Bit Microcontroller |
| AT89C52-12PA | 制造商:ATMEL 制造商全称:ATMEL Corporation 功能描述:8-Bit Microcontroller with 8K Bytes Flash |
| AT89C52-12PC | 功能描述:8位微控制器 -MCU 80C31 w/8k RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT |
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