P87C51RA2FA,512 NXP Semiconductors, P87C51RA2FA,512 Datasheet - Page 53

• Manufacturer Part Number: P87C51RA2FA,512
• Description: Microcontrollers (MCU) 8B MCU 8K-64K/256-1K 2.7-5.5V 33MHZ
• Manufacturer: NXP Semiconductors
• Series: 87Cr

Specifications of P87C51RA2FA,512

• Data Bus Width: 8 bit
• Program Memory Type: EPROM
• Program Memory Size: 8 KB
• Data Ram Size: 512 B
• Interface Type: UART
• Maximum Clock Frequency: 33 MHz
• Number Of Programmable I/os: 32
• Number Of Timers: 3
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: PLCC-44
• Minimum Operating Temperature: - 40 C
• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 33MHz
• Connectivity: EBI/EMI, UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 32
• Eeprom Size: -
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: -
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Lead Free Status / Rohs Status: Details
• Other names: 935271890512

Philips Semiconductors
2003 Jan 24
80C51 8-bit microcontroller family
with 512B/1KB RAM, low voltage (2.7 to 5.5 V), low power, high
speed (30/33 MHz)
/*
##
##
##
##
##
##
##########################################################
#0000
#0000
#0000
0000 /75;/8E;/01;
0003 /02;/FF;/FD;
0005 /00;
#FFFD
FFFD /02;/FD;FF;
*/”
as31 version V2.10
source file:
list file:
#
#
#
#
#
#
#
#
#
#
# ;
#
#
# AUXR
# CKCON equ 08Fh
# org 0
# LJMP_LABEL:
# org 0fffdh
# LJMP_LABEL:
idd_ljmp1.asm
idd_ljmp1.lst
Figure 42. Source code used in measuring I
8KB/16KB/32KB/64KB OTP
equ 08Eh
MOV
LJMP
NOP
LJMP LJMP_LABEL
NOP
/ *js* /
created Fri Apr 20 15:51:40 2001
AUXR,#001h
LJMP_LABEL
53
; turn off ALE
; jump to end of address space
DD
operational
P87C51RA2/RB2/RC2/RD2
SU01499
Product data