P87LPC761BN NXP Semiconductors, P87LPC761BN Datasheet - Page 34

• 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

Philips Semiconductors
2002 Mar 07
Low power, low price, low pin count (16 pin)
microcontroller with 2 kbyte OTP
OSC/6
OSC/6
OSC/6
OSC/12
OSC/12
OSC/12
INT0 PIN
INT0 PIN
T0 PIN
T0 PIN
GATE
GATE
TR0
TR0
OR
OR
OR
OSC/6
OSC/12
OR
Figure 30. Timer/Counter 0 Mode 3 (Two 8-Bit Timer/Counters)
C/T = 1
C/T = 1
Figure 28. Timer/Counter 0 in Mode 2 (8-Bit Auto-Reload)
C/T = 0
C/T = 0
Figure 29. Timer 1 in Mode 2 (8-Bit Auto-Reload)
TR1
TR1
CONTROL
CONTROL
CONTROL
CONTROL
31
(8 BITS)
(8 BITS)
(8 BITS)
(8 BITS)
(8 BITS)
(8 BITS)
TH0
TH1
TH0
TL0
TL1
TL0
RELOAD
RELOAD
OVERFLOW
OVERFLOW
OVERFLOW
OVERFLOW
TOGGLE
TOGGLE
T0OE
T0OE
TF0
TF1
TF0
TF1
P87LPC761
INTERRUPT
T0 PIN
INTERRUPT
INTERRUPT
T0 PIN
INTERRUPT
Preliminary data
SU01547
SU01548
SU01549