P89LV51RD2BBC NXP Semiconductors, P89LV51RD2BBC Datasheet - Page 61

• Manufacturer Part Number: P89LV51RD2BBC
• Description: MCU 8-Bit 89LV 80C51 CISC 64KB Flash 3.3V 44-Pin TQFP Tray
• Manufacturer: NXP Semiconductors

Specifications of P89LV51RD2BBC

• Package: 44TQFP
• Device Core: 80C51
• Family Name: 89LV
• Maximum Speed: 40 MHz
• Ram Size: 1 KB
• Program Memory Size: 64 KB
• Operating Supply Voltage: 3.3 V
• Data Bus Width: 8 Bit
• Program Memory Type: Flash
• Number Of Programmable I/os: 32
• Interface Type: SPI/UART
• Operating Temperature: 0 to 70 °C
• Number Of Timers: 3

NXP Semiconductors
P89LV51RB2_RC2_RD2_5
Product data sheet
Table 58.
Table 59.
Not Bit addressable; reset value: xxxx x0xxB.
Table 60.
Device
P89LV51RB2/RC2/RD2 12
Bit
7
6
5 to 4
3
2 to 0
Bit
Symbol
Clock doubling features
FST - Flash status register (address B6) bit allocation
FST - Flash status register (address B6) bit descriptions
Symbol
-
SB
-
EDC
-
7
-
Rev. 05 — 15 December 2009
SB
Standard mode (X1)
Clocks per
machine cycle
6
Description
Reserved for future use. Should be set to ‘0’ by user programs.
Security bit.
Reserved for future use. Should be set to ‘0’ by user programs.
Enable double clock.
Reserved for future use. Should be set to ‘0’ by user programs.
5
-
Maximum
external clock
frequency (MHz)
33
P89LV51RB2/RC2/RD2
4
-
8-bit microcontrollers with 80C51 core
EDC
3
Clock double mode (X2)
Clocks per
machine cycle
6
2
-
© NXP B.V. 2009. All rights reserved.
Maximum
external clock
frequency (MHz)
16
1
-
61 of 76
0
-