參數(shù)資料
型號: P87C51RB2FN
廠商: NXP SEMICONDUCTORS
元件分類: 微控制器/微處理器
英文描述: 80C51 8-bit microcontroller family
中文描述: 8-BIT, OTPROM, 33 MHz, MICROCONTROLLER, PDIP40
封裝: 0.600 INCH, PLASTIC, SOT-129-1, DIP-40
文件頁數(shù): 23/34頁
文件大小: 394K
代理商: P87C51RB2FN
2001 Apr 06
23
Philips Semiconductors
Preliminary specification
P87C51MB2/P87C51MC2
80C51 8-bit microcontroller family with extended memory
64KB/96KB OTP with 2KB/3KB RAM
EXPLANATION OF AC SYMBOLS
Each timing symbol has five characters. The first character is always ‘t’ (= time). The other characters, depending on their
positions, indicate the name of a signal or the logical status of that signal. The designations are:
A – Address
C – Clock
D – Input data
H – Logic level high
I – Instruction (program memory contents)
L – Logic level low, or ALE
P – PSEN
Q – Output data
R – RD signal
t – Time
V – Valid
W– WR signal
X – No longer a valid logic level
Z – Float
Examples:
t
AVLL
- Time for address valid to ALE low.
t
LLPL
- Time for ALE low to PSEN low
Figure 1: External Program Memory Read Cycle (Non-Extended Memory Cycle)
t
PLIV
t
PLAZ
t
PXIX
t
LLAX
t
AVLL
t
PXIZ
ALE
PSEN
PORT 0
PORT 2
A0-A7
INSTR IN
P2.0-P2.7 OR A8-A15
A0-A7
t
AVIV
t
LHLL
t
LLIV
t
PLPH
t
LLPL
相關PDF資料
PDF描述
P87C51RC2 80C51 8-bit microcontroller family
P87C51FB-IA 80C51 8-bit microcontroller family 8K.64K/256.1K OTP/ROM/ROMless, low voltage 2.7V.5.5V, low power, high speed 33 MHz
P87C51FB-IB 80C51 8-bit microcontroller family 8K.64K/256.1K OTP/ROM/ROMless, low voltage 2.7V.5.5V, low power, high speed 33 MHz
P87C51FB-IN 80C51 8-bit microcontroller family 8K.64K/256.1K OTP/ROM/ROMless, low voltage 2.7V.5.5V, low power, high speed 33 MHz
P87C51FC-IA 80C51 8-bit microcontroller family 8K.64K/256.1K OTP/ROM/ROMless, low voltage 2.7V.5.5V, low power, high speed 33 MHz
相關代理商/技術參數(shù)
參數(shù)描述
P87C51RB4A 制造商:NXP Semiconductors 功能描述:MCU 8-bit 8XC51 80C51 CISC 16KB EPROM 3.3V/5V 44-Pin PLCC
P87C51RC+4A 制造商:NXP Semiconductors 功能描述:IC 8BIT MCU OTP 32K 87C51 PLCC44
P87C51RC+4A,512 功能描述:8位微控制器 -MCU PREFERRED PART P87C51RC2FA RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時鐘頻率:50 MHz 程序存儲器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風格:SMD/SMT
P87C51RC+4A 制造商:NXP Semiconductors 功能描述:IC 8BIT MCU OTP 32K 87C51 PLCC44
P87C51RC+4B 功能描述:8位微控制器 -MCU PREF PT P87C51RC2BBD RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時鐘頻率:50 MHz 程序存儲器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風格:SMD/SMT