P87C51RC+4B,557 NXP Semiconductors, P87C51RC+4B,557 Datasheet - Page 57

• Manufacturer Part Number: P87C51RC+4B,557
• Description: IC 80C51 MCU 512 RAM 44-QFP
• Manufacturer: NXP Semiconductors
• Series: 87Cr

Specifications of P87C51RC+4B,557

• 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-QFP
• Processor Series: P87C5x
• Core: 80C51
• Data Bus Width: 8 bit
• Data Ram Size: 512 B
• Interface Type: UART
• Maximum Clock Frequency: 16 MHz
• Number Of Programmable I/os: 32
• Number Of Timers: 3
• Operating Supply Voltage: 2.7 V to 5.5 V
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: PK51, CA51, A51, ULINK2
• Minimum Operating Temperature: 0 C
• Package: 44PQFP
• Device Core: 80C51
• Family Name: 87C
• Maximum Speed: 16 MHz
• For Use With: OM10064 - EMULATOR 80C51 PDS51-MK2
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Details
• Other names: 935252140557; P87C51RC+4B; P87C51RC+4B

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)
A8–A15 are programming addresses
(not external memory addresses per
device pin out)
ALE/PROG:
ALE/PROG:
A8–A15 are programming addresses
device pin out)
(not external memory addresses per
SEE EXPLODED VIEW BELOW
1
0
4–6MHz
4–6MHz
1
0
1
A0–A7
A0–A7
1
1
1
1
1
1
2
5 PULSES
8KB/16KB/32KB/64KB OTP
t
GLGH
3
Figure 47. Programming Configuration
= 100 s 10 s
Figure 49. Program Verification
4
Figure 48. PROG Waveform
P1
RST
P3.6
P3.7
XTAL2
XTAL1
V
P1
RST
P3.6
P3.7
XTAL2
XTAL1
V
SS
SS
5
OTP
OTP
57
1
ALE/PROG
ALE/PROG
P2.0–P2.5
P2.0–P2.5
EA/V
EA/V
PSEN
PSEN
V
P2.7
P2.6
P3.4
P3.5
P2.7
P2.6
P3.4
P3.5
V
CC
PP
PP
P0
P0
t
CC
GHGL
= 10 s MIN
+5V
P87C51RA2/RB2/RC2/RD2
+5V
SU00875
PGM DATA
+12.75V
5 PULSES TO GROUND
0
1
0
A8–A13
A14
A15 (RD2 ONLY)
PGM DATA
1
1
0
0 ENABLE
0
A8–A13
A14
A15 (RD2 ONLY)
SU01660
SU01659
Product data