P87C54X2BA,512 NXP Semiconductors, P87C54X2BA,512 Datasheet - Page 51

• Manufacturer Part Number: P87C54X2BA,512
• Description: IC 80C51 MCU 256 RAM 44PLCC
• Manufacturer: NXP Semiconductors
• Series: 87Cr

Specifications of P87C54X2BA,512

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 33MHz
• Connectivity: EBI/EMI, UART/USART
• Peripherals: POR
• Number Of I /o: 32
• Program Memory Size: 16KB (16K x 8)
• Program Memory Type: OTP
• Ram Size: 256 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
• Processor Series: P87C5x
• Core: 80C51
• Data Bus Width: 8 bit
• Data Ram Size: 256 B
• Interface Type: UART
• Maximum Clock Frequency: 33 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
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Details
• Other names: 935270161512; P87C54X2BA; P87C54X2BA

Philips Semiconductors
2003 Jan 24
80C51 8-bit microcontroller family
4K/8K/16K/32K ROM/OTP, low voltage (2.7 to 5.5 V),
low power, high speed (30/33 MHz)
ALE/PROG:
ALE/PROG:
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
t
GLGH
3
Figure 40. Programming Configuration
= 100 s 10 s
Figure 42. Program Verification
4
Figure 41. 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
51
1
ALE/PROG
ALE/PROG
P2.0–P2.5
P2.0–P2.5
EA/V
EA/V
PSEN
PSEN
V
P2.7
P2.6
P2.7
P2.6
V
CC
PP
PP
P0
P0
t
CC
GHGL
= 10 s MIN
+5V
+5V
SU00875
P80C3xX2; P80C5xX2;
PGM DATA
+12.75V
5 PULSES TO GROUND
0
1
0
A8–A12
PGM DATA
1
1
0
0 ENABLE
0
A8–A12
SU01489
SU01488
P87C5xX2
Product data