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参数资料
| 型号： | AT89C52-12AA |
| 厂商： | ATMEL CORP |
| 元件分类： | 微控制器/微处理器 |
| 英文描述： | 8-Bit Microcontroller with 8K Bytes Flash |
| 中文描述： | 8-BIT, FLASH, 12 MHz, MICROCONTROLLER, PQFP44 |
| 封装： | 1 MM HEIGHT, PLASTIC, MS-026ACB, TQFP-44 |
| 文件页数： | 14/22页 |
| 文件大小： | 181K |
| 代理商： | AT89C52-12AA |
AT89C52
4-74
Figure 10.
Verifying the Flash Memory
P1
P2.6
P3.6
P2.0 - P2.4
A0 - A7
ADDR.
OOOOH/1FFFH
SEE FLASH
PROGRAMMING
MODES TABLE
3-24 MHz
A8 - A12
P0
+5V
P2.7
PGM DATA
(USE 10K
PULLUPS)
V
IH
V
IH
ALE
P3.7
XTAL2
EA
RST
PSEN
XTAL1
GND
V
CC
AT89C52
Figure 9.
Programming the Flash Memory
P1
P2.6
P3.6
P2.0 - P2.4
A0 - A7
ADDR.
OOOOH/1FFFH
SEE FLASH
PROGRAMMING
MODES TABLE
3-24 MHz
A8 - A12
P0
+5V
P2.7
PGM
DATA
PROG
V /V
PP
V
IH
ALE
P3.7
XTAL2
EA
RST
PSEN
XTAL1
GND
V
CC
AT89C52
Flash Programming and Verification Characteristics
T
A
= 0°C to 70°C, V
CC
= 5.0
±
10%
Note:
1. Only used in 12-volt programming mode.
Symbol
V
PP(1)
I
PP(1)
Parameter
Min
Max
Units
Programming Enable Voltage
11.5
12.5
V
Programming Enable Current
1.0
mA
1/t
CLCL
Oscillator Frequency
3
24
MHz
t
AVGL
Address Setup to PROG Low
48t
CLCL
t
GHAX
Address Hold After PROG
48t
CLCL
t
DVGL
Data Setup to PROG Low
48t
CLCL
t
GHDX
Data Hold After PROG
48t
CLCL
t
EHSH
P2.7 (ENABLE) High to V
PP
48t
CLCL
t
SHGL
t
GHSL(1)
V
PP
Setup to PROG Low
10
μ
s
V
PP
Hold After PROG
10
μ
s
t
GLGH
PROG Width
1
110
μ
s
t
AVQV
Address to Data Valid
48t
CLCL
t
ELQV
ENABLE Low to Data Valid
48t
CLCL
t
EHQZ
Data Float After ENABLE
0
48t
CLCL
t
GHBL
PROG High to BUSY Low
1.0
μ
s
t
WC
Byte Write Cycle Time
2.0
ms
相关PDF资料 |
PDF描述 |
|---|---|
| AT89C52-12AC | 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% |
| AT89C52-12AI | RY Series - Econoline Regulated DC-DC Converters; Input Voltage (Vdc): 15V; Output Voltage (Vdc): 15V; Power: 1W; On/Off Pin; 1kVDC Isolation; UL94V-0 Package Material; Optional Continuous Short Circuit Protected; Internal linear regulator; Efficiency to 70% |
| AT89C52-12JA | 8-Bit Microcontroller with 8K Bytes Flash |
| AT89C52-12JC | 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% |
| 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% |
相关代理商/技术参数 |
参数描述 |
|---|---|
| AT89C52-12AC | 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 |
| AT89C52-12AC-5 | 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 |
| AT89C52-12AI | 制造商:ATMEL 制造商全称:ATMEL Corporation 功能描述:8-Bit Microcontroller with 8K Bytes Flash |
| AT89C52-12DM | 制造商:未知厂家 制造商全称:未知厂家 功能描述:8-Bit Microcontroller |
| AT89C52-12DM/883 | 制造商:未知厂家 制造商全称:未知厂家 功能描述:8-Bit Microcontroller |
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