P87C51RC+4A,512 NXP Semiconductors, P87C51RC+4A,512 Datasheet - Page 37

• Manufacturer Part Number: P87C51RC+4A,512
• Description: IC 80C51 MCU 512 RAM 44PLCC
• Manufacturer: NXP Semiconductors
• Series: 87Cr

Specifications of P87C51RC+4A,512

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: EBI/EMI, UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 32
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: OTP
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 44-PLCC
• For Use With: OM10064 - EMULATOR 80C51 PDS51-MK2
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Other names: 935252130512; P87C51RC+4A; P87C51RC+4A

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