P89LPC972FDH,129 NXP Semiconductors, P89LPC972FDH,129 Datasheet - Page 4

• Manufacturer Part Number: P89LPC972FDH,129
• Description: MCU 80C51 8KB FLASH 20TSSOP
• Manufacturer: NXP Semiconductors
• Series: LPC900r

Specifications of P89LPC972FDH,129

• Program Memory Type: FLASH
• Program Memory Size: 8KB (8K x 8)
• Package / Case: 20-TSSOP
• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 18MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 18
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 2.4 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Processor Series: P89LPC
• Core: 80C51
• Data Bus Width: 8 bit
• Data Ram Size: 256 B
• Interface Type: I2C, SPI, UART
• Maximum Clock Frequency: 18 MHz
• Number Of Programmable I/os: 15
• Number Of Timers: 5
• Operating Supply Voltage: 2.4 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: PK51, CA51, A51, ULINK2
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 935290299129

NXP Semiconductors
4. Block diagram
P89LPC97X
Product data sheet
Fig 1.
(1) For pin remap
RESONATOR XTAL2
Block diagram
CRYSTAL
P3[1:0]
P1[7:0]
P0[7:0]
OR
XTAL1
P89LPC970/971/972
OSCILLATOR DIVIDER
CONFIGURABLE I/Os
CONFIGURABLE I/Os
CONFIGURABLE I/Os
WATCHDOG TIMER
PROGRAMMABLE
AND OSCILLATOR
CONFIGURABLE
2 kB/4 kB/8 kB
CODE FLASH
OSCILLATOR
INTERRUPT
DATA RAM
256-BYTE
KEYPAD
PORT 3
PORT 1
PORT 0
All information provided in this document is subject to legal disclaimers.
ACCELERATED 2-CLOCK 80C51 CPU
Rev. 3 — 8 June 2010
8-bit microcontroller with accelerated two-clock 80C51 core
internal bus
CPU
clock
OSCILLATOR
WITH CLOCK
ON-CHIP RC
DOUBLER
P89LPC970/971/972
POWER MANAGEMENT
(POWER-ON RESET,
BROWNOUT RESET,
REAL-TIME CLOCK/
SYSTEM TIMER
COMPARATORS
REGULATORS)
ANALOG
TIMER 0
TIMER 1
TIMER 2
TIMER 3
TIMER 4
I
2
UART
C-BUS
SPI
002aae550
© NXP B.V. 2010. All rights reserved.
TXD
RXD
SCL
SDA
MOSI
SS
T0
T1
T2
T2EX
T3
T3EX
T4
T4EX
CMP2
CIN2B
CIN2A
CMP1
CIN1A
CIN1B
SPICLK
MISO
(1)
(1)
(1)
(1)
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