P87C51RA2FA,512 NXP Semiconductors, P87C51RA2FA,512 Datasheet - Page 37

• 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)
WRITE TO
CCAPnL
CEXn
0
WRITE TO
CCAPnH
1
RESET
ENABLE
––
CF
ECOMn
0
CCAPnH
PCA TIMER/COUNTER
CR
16–BIT COMPARATOR
CH
––
CF
8KB/16KB/32KB/64KB OTP
CAPPn
––
ECOMn
CR
CCAPnL
Figure 27. PCA Compare Mode
Figure 26. PCA Capture Mode
CAPNn
CL
CCF4
CAPPn
––
0
MATn
CCF3
0
MATCH
(TO CCFn)
CAPTURE
37
CAPNn
CCF4
0
TOGn
CCF2
0
(TO CCFn)
MATn
CCF3
PWMn
0
CCF1
TOGn
CCF2
P87C51RA2/RB2/RC2/RD2
0
ECCFn
CCF0
PWMn
CCF1
0
CCAPMn, n= 0 to 4
CCON
(D8H)
(DAH – DEH)
CCAPnH
PCA TIMER/COUNTER
CCF0
ECCFn
CH
CCON
(D8H)
CCAPMn, n= 0 to 4
PCA INTERRUPT
(DAH – DEH)
CCAPnL
PCA INTERRUPT
CL
SU01608
SU01609
Product data