P89LPC931FDH NXP Semiconductors, P89LPC931FDH Datasheet - Page 50

• Manufacturer Part Number: P89LPC931FDH
• Description: MCU 8-Bit 89LP 80C51 CISC 8KB Flash 2.5V/3.3V 28-Pin TSSOP Tube
• Manufacturer: NXP Semiconductors

Specifications of P89LPC931FDH

• Package: 28TSSOP
• Device Core: 80C51
• Family Name: 89LP
• Maximum Speed: 18 MHz
• Ram Size: 256 Byte
• Program Memory Size: 8 KB
• Operating Supply Voltage: 2.5|3.3 V
• Data Bus Width: 8 Bit
• Program Memory Type: Flash
• Number Of Programmable I/os: 26
• Interface Type: I2C/SPI/UART
• Operating Temperature: -40 to 85 °C
• Number Of Timers: 2

Philips Semiconductors
9397 750 14472
Product data
Fig 18. SPI slave timing (CPHA = 1).
Fig 19. Shift register mode timing.
Fig 20. External clock timing.
(CPOL = 0)
(CPOL = 1)
Write to SBUF
Output Data
Input Data
SPICLK
SPICLK
Clear RI
(output)
(input)
(input)
(input)
MISO
MOSI
Clock
t SPIA
V DD - 0.5 V
SS
t QVXH
0.45 V
t XHDV
t SPILEAD
t SPIOH
t SPIR
t SPIF
t SPIDV
Not defined
t XLXL
Valid
0
t XHDX
t SPICLKH
t SPICLKL
t SPIF
t SPIDSU
t XHQX
Valid
Slave MSB/LSB out
1
MSB/LSB in
0.2 V DD - 0.1 V
Rev. 05 — 15 December 2004
0.2 V DD + 0.9
t CLCL
t CHCL
t SPIOH
t SPICLKL
t SPICLKH
t SPIDH
t SPIDV
Valid
t SPIR
2
Valid
t SPIR
3
t CLCX
8-bit microcontrollers with two-clock 80C51 core
t SPIDSU
t SPIOH
t SPIDV
Valid
4
t C
t CHCX
t CLCH
002aaa416
Valid
t SPIDSU
Slave LSB/MSB out
5
LSB/MSB in
P89LPC930/931
© Koninklijke Philips Electronics N.V. 2004. All rights reserved.
t SPILAG
t SPIDH
Valid
6
002aaa159
002aaa425
Valid
Set TI
Set RI
t SPIR
7
t SPIDIS
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