P87LPC761BN NXP Semiconductors, P87LPC761BN Datasheet - Page 7

• Manufacturer Part Number: P87LPC761BN
• Description: IC, MCU 8BIT 80C51 2K OTP, DIP16
• Manufacturer: NXP Semiconductors

Specifications of P87LPC761BN

• Controller Family/series: (8051) 8052
• Core Size: 8bit
• No. Of I/o's: 14
• Program Memory Size: 2KB
• Ram Memory Size: 128Byte
• Cpu Speed: 20MHz
• Oscillator Type: External, Internal
• No. Of Timers: 2
• Digital: RoHS Compliant
• Package: 16PDIP
• Device Core: 80C51
• Family Name: 87LP
• Maximum Speed: 20 MHz
• Ram Size: 128 Byte
• Operating Supply Voltage: 5 V
• Data Bus Width: 8 Bit
• Program Memory Type: EPROM
• Number Of Programmable I/os: 14
• Interface Type: I2C/UART
• Operating Temperature: 0 to 70 °C
• Number Of Timers: 2

1. The P87LPC761 does not support access to external data memory. However, the User Configuration Bytes are accessed via the MOVX
Philips Semiconductors
2002 Mar 07
Low power, low price, low pin count (16 pin)
microcontroller with 2 kbyte OTP
instruction as if they were in external data memory.
(ACCESSIBLE VIA MOVC)
INTERRUPT VECTORS
32-BYTE CUSTOMER
2 K BYTES ON-CHIP
MEMORY SPACE
MEMORY SPACE
MEMORY SPACE
CODE MEMORY
UNUSED CODE
UNUSED CODE
ON-CHIP CODE
CODE SPACE
FFFFh
FCFFh
FCE0h
0800h
07FFh
0000h
Figure 1. P87LPC761 Program and Data Memory Map
16-BIT ADDRESSABLE BYTES
128 BYTES ON-CHIP DATA
SPECIAL FUNCTION
(ONLY DIRECTLY
ADDRESSABLE)
(DIRECTLY AND
MEMORY SPACE
ADDRESSABLE)
ON-CHIP DATA
INDIRECTLY
REGISTERS
MEMORY
4
FFh
80h
7Fh
00h
(ACCESSIBLE VIA MOVX)
CONFIGURATION BYTES
MEMORY SPACE
UNUSED SPACE
UNUSED SPACE
EXTERNAL DATA
UCFG1, UCFG2
P87LPC761
1
SU01565
Preliminary data
FFFFh
FD01h
FD00h
0000h