P87C552SBAA NXP Semiconductors, P87C552SBAA Datasheet - Page 24

• Manufacturer Part Number: P87C552SBAA
• Description: MCU 8-Bit 87C 80C51 CISC 8KB EPROM 3.3V/5V 68-Pin PLCC Tube
• Manufacturer: NXP Semiconductors

Specifications of P87C552SBAA

• Package: 68PLCC
• Device Core: 80C51
• Family Name: 87C
• Maximum Speed: 16 MHz
• Operating Supply Voltage: 3.3|5 V
• Data Bus Width: 8 Bit
• Number Of Programmable I/os: 40
• Interface Type: I2C/UART
• On-chip Adc: 8-chx10-bit
• Number Of Timers: 3
• Ram Size: 256 Byte
• Program Memory Size: 8 KB
• Program Memory Type: EPROM
• Operating Temperature: 0 to 70 °C

Philips Semiconductors
2003 Apr 01
80C51 8-bit microcontroller
8K/256 OTP, 8 channel 10 bit A/D, I
capture/compare, high I/O, low voltage (2.7 V to 5.5 V), low power
1
Figure 21. A/D Conversion Flowchart
2
C, PWM,
CONVERSION TIME
[BIT POINTER] = MSB
[BIT POINTER] + 1
COMPLETE
RESET SAR
TEST BIT
POINTER
[BIT]
TEST
SOC
EOC
N
END
= 1
24
END OF CONVERSION
Start of Conversion
END
[BIT]
0
N
= 0
SU00959
P87C552
Product data