P89LPC9402FBD,557 NXP Semiconductors, P89LPC9402FBD,557 Datasheet - Page 22

• Manufacturer Part Number: P89LPC9402FBD,557
• Description: IC 80C51 MCU FLASH 8K 64-LQFP
• Manufacturer: NXP Semiconductors
• Series: LPC900r

Specifications of P89LPC9402FBD,557

• Program Memory Type: FLASH
• Program Memory Size: 8KB (8K x 8)
• Package / Case: 64-LQFP
• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 18MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, LCD, LED, POR, PWM, WDT
• Number Of I /o: 23
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 2.4 V ~ 3.6 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: 20
• Number Of Timers: 2
• Operating Supply Voltage: 2.4 V to 3.6 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: 935288631557

NXP Semiconductors
Table 7.
[1]
P89LPC9402_1
Product data sheet
Clock source
On-chip oscillator or watchdog oscillator
External clock input
Low/medium/high speed oscillator
(external crystal or resonator)
Fig 7.
Required for operation above 12 MHz.
(RTCCON.1)
Interrupt sources, interrupt enables, and power-down wake-up sources
Number of I/O pins available
WDOVF
RTCF
ERTC
7.14 I/O ports
The P89LPC9402 has four I/O ports: Port 0 and Port 1 are 8-bit ports. Port 2 is a 5-bit
port. Port 3 is a 2-bit port. The exact number of I/O pins available depends upon the clock
and reset options chosen, as shown in
TI and RI/RI
EA (IE0.7)
EWDRT
ES/ESR
CMF2
CMF1
BOIF
KBIF
EKBI
EI2C
SPIF
ESPI
EBO
EST
EX0
EX1
ET0
ET1
TF0
TF1
IE0
IE1
EC
SI
TI
Reset option
No external reset (except during power-up)
External RST pin supported
No external reset (except during power-up)
External RST pin supported
No external reset (except during power-up)
External RST pin supported
Rev. 01 — 22 April 2009
8-bit microcontroller with accelerated two-clock 80C51 core
Table
[1]
[1]
7.
002aae453
P89LPC9402
Number of I/O pins
(not including LCD
pins)
23
22
22
21
21
20
interrupt
to CPU
wake-up
(if in power-down)
© NXP B.V. 2009. All rights reserved.
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