P87C51RA2FA,512 NXP Semiconductors, P87C51RA2FA,512 Datasheet - Page 31
P87C51RA2FA,512
Manufacturer Part Number
P87C51RA2FA,512
Description
Microcontrollers (MCU) 8B MCU 8K-64K/256-1K 2.7-5.5V 33MHZ
Manufacturer
NXP Semiconductors
Series
87Cr
Datasheet
1.P87C51RC2FA512.pdf
(67 pages)
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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
P87C51RA2FA,512
Manufacturer:
NXP Semiconductors
Quantity:
10 000
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)
BIT
IP.7
IP.6
IP.5
IP.4
IP.3
IP.2
IP.1
IP.0
BIT
IPH.7
IPH.6
IPH.5
IPH.4
IPH.3
IPH.2
IPH.1
IPH.0
IPH (B7H)
IP (0B8H)
SYMBOL
–
PPC
PT2
PS
PT1
PX1
PT0
PX0
SYMBOL
–
PPCH
PT2H
PSH
PT1H
PX1H
PT0H
PX0H
Priority Bit = 1 assigns high priority
Priority Bit = 0 assigns low priority
Priority Bit = 1 assigns higher priority
Priority Bit = 0 assigns lower priority
FUNCTION
–
PCA interrupt priority bit
Timer 2 interrupt priority bit.
Serial Port interrupt priority bit.
Timer 1 interrupt priority bit.
External interrupt 1 priority bit.
Timer 0 interrupt priority bit.
External interrupt 0 priority bit.
FUNCTION
–
PCA interrupt priority bit
Timer 2 interrupt priority bit high.
Serial Port interrupt priority bit high.
Timer 1 interrupt priority bit high.
External interrupt 1 priority bit high.
Timer 0 interrupt priority bit high.
External interrupt 0 priority bit high.
7
–
7
–
PPCH
PPC
8KB/16KB/32KB/64KB OTP
6
6
PT2H
PT2
5
5
Figure 17. IPH Registers
Figure 16. IP Registers
PSH
PS
4
4
31
PT1H
PT1
3
3
PX1H
PX1
2
2
P87C51RA2/RB2/RC2/RD2
PT0H
PT0
1
1
PX0H
PX0
SU01291
0
0
SU01292
Product data