P89LPC972FDH,129 NXP Semiconductors, P89LPC972FDH,129 Datasheet - Page 55

• 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
P89LPC97X
Product data sheet
Fig 17. External clock timing (with an amplitude of at least V
Fig 18. Shift register mode timing
Fig 19. SPI master timing (CPHA = 0)
write to SBUF
output data
input data
(CPOL = 0)
(CPOL = 1)
clear RI
10.1 Waveforms
SPICLK
SPICLK
(output)
(output)
(output)
clock
(input)
MISO
MOSI
SS
t
QVXH
t
XHDV
t
SPIF
valid
T
0
XLXL
t
SPIF
t
SPIDSU
master MSB/LSB out
t
XHDX
t
All information provided in this document is subject to legal disclaimers.
XHQX
MSB/LSB in
valid
1
t
SPIDV
t
CHCL
t
t
t
SPICLKH
SPICLKL
SPIDH
t
SPIF
Rev. 3 — 8 June 2010
8-bit microcontroller with accelerated two-clock 80C51 core
valid
2
T
SPICYC
t
t
SPICLKH
SPICLKL
t
CLCX
t
SPIR
valid
3
t
SPIOH
i(RMS)
T
cy(clk)
t
= 200 mV)
SPIR
valid
t
4
CLCH
t
CHCX
P89LPC970/971/972
master LSB/MSB out
valid
LSB/MSB in
5
t
SPIDV
002aaa907
valid
6
002aaa908
valid
set TI
set RI
© NXP B.V. 2010. All rights reserved.
7
t
SPIR
002aaa906
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