P87LPC762FN NXP Semiconductors, P87LPC762FN Datasheet - Page 7

• Manufacturer Part Number: P87LPC762FN
• Description: MCU 8-Bit 87LP 80C51 CISC 2KB EPROM 5V 20-Pin PDIP Tube
• Manufacturer: NXP Semiconductors

Specifications of P87LPC762FN

• Package: 20PDIP
• Device Core: 80C51
• Family Name: 87LP
• Maximum Speed: 20 MHz
• Ram Size: 128 Byte
• Program Memory Size: 2 KB
• Operating Supply Voltage: 5 V
• Data Bus Width: 8 Bit
• Program Memory Type: EPROM
• Number Of Programmable I/os: 18
• Interface Type: I2C/UART
• Operating Temperature: -45 to 85 °C
• Number Of Timers: 2

Philips Semiconductors
2001 Oct 26
Low power, low price, low pin count (20 pin)
microcontroller with 2 kbyte OTP
*
The 87LPC762 does not support access to external data memory. However, the User Configuration Bytes
are accessed via the MOVX 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. 87LPC762 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
87LPC762
su01221
Preliminary data
FFFFh
FD01h
FD00h
0000h