参数资料
型号: PIC17C44
元件分类: 外设及接口
英文描述: Low Power 5V RS232 Dual Driver/Receiver with 0.1?μF Capacitors; Package: SO; No of Pins: 16; Temperature Range: -40?°C to 85?°C
中文描述: 电可擦除可编程逻辑器件
文件页数: 24/71页
文件大小: 1173K
代理商: PIC17C44
PIC17C4X
DS30412C-page 30
1996 Microchip Technology Inc.
TABLE 6-1:
MODE MEMORY ACCESS
Operating
Mode
Internal
Program
Memory
Conguration Bits,
Test Memory,
Boot ROM
Microprocessor
No Access
Microcontroller
Access
Extended
Microcontroller
Access
No Access
Protected
Microcontroller
Access
The PIC17C4X can operate in modes where the pro-
gram memory is off-chip. They are the microprocessor
and extended microcontroller modes. The micropro-
cessor mode is the default for an unprogrammed
device.
Regardless of the processor mode, data memory is
always on-chip.
FIGURE 6-2:
MEMORY MAP IN DIFFERENT MODES
Microprocessor
Mode
0000h
FFFFh
External
Program
Memory
External
Program
Memory
0800h
FFFFh
0000h
07FFh
On-chip
Program
Memory
Extended
Microcontroller
Mode
Microcontroller
Modes
0000h
07FFh
0800h
FE00h
FFFFh
OFF-CHIP
ON-CHIP
OFF-CHIP
ON-CHIP
OFF-CHIP
ON-CHIP
00h
FFh
00h
FFh
00h
FFh
OFF-CHIP
ON-CHIP
OFF-CHIP
ON-CHIP
OFF-CHIP
ON-CHIP
PR
OGRAM
SP
A
C
E
D
A
T
A
SP
A
C
E
Cong. Bits
Test Memory
Boot ROM
PIC17C42,
0000h
FFFFh
External
Program
Memory
External
Program
Memory
1000h/
FFFFh
0000h
0FFFh/1FFFh
1000h/2000h
FE00h
FFFFh
OFF-CHIP
ON-CHIP
OFF-CHIP
ON-CHIP
OFF-CHIP
ON-CHIP
Cong. Bits
Test Memory
Boot ROM
PR
OGRAM
SP
A
C
E
D
A
T
A
SP
A
C
E
00h
FFh
1FFh
120h
OFF-CHIP
ON-CHIP
00h
FFh
1FFh
120h
OFF-CHIP
ON-CHIP
00h
FFh
1FFh
120h
OFF-CHIP
ON-CHIP
0FFFh/1FFFh
2000h
PIC17CR42,
PIC17C42A
PIC17C43,
PIC17CR43,
PIC17C44
On-chip
Program
Memory
On-chip
Program
Memory
On-chip
Program
Memory
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PIC17C44/JW 功能描述:8位微控制器 -MCU 16KB 454 RAM 33 I/O 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
PIC17C44-16/L 功能描述:8位微控制器 -MCU 16KB 454 RAM 33 I/O 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
PIC17C44-16/P 功能描述:8位微控制器 -MCU 16KB 454 RAM 33 I/O 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
PIC17C44-16/P 制造商:Microchip Technology Inc 功能描述:IC 8-BIT CMOS MCU OTP ((NS))
PIC17C44-16/PQ 功能描述:8位微控制器 -MCU 16KB 454 RAM 33 I/O 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