参数资料
型号: P89LPC9401FBD,557
厂商: NXP Semiconductors
文件页数: 41/59页
文件大小: 0K
描述: IC 80C51 MCU FLASH 8K 64-LQFP
标准包装: 450
系列: LPC900
核心处理器: 8051
芯体尺寸: 8-位
速度: 18MHz
连通性: I²C,SPI,UART/USART
外围设备: 欠压检测/复位,LCD,LED,POR,PWM,WDT
输入/输出数: 23
程序存储器容量: 8KB(8K x 8)
程序存储器类型: 闪存
RAM 容量: 256 x 8
电压 - 电源 (Vcc/Vdd): 2.4 V ~ 3.6 V
振荡器型: 内部
工作温度: -40°C ~ 85°C
封装/外壳: 64-LQFP
包装: 托盘
其它名称: 935278626557
P89LPC9401_1
Koninklijke Philips Electronics N.V. 2005. All rights reserved.
Preliminary data sheet
Rev. 01 — 5 September 2005
46 of 59
Philips Semiconductors
P89LPC9401
8-bit two-clock 80C51 microcontroller with 32 segment
× 4 LCD driver
10. Dynamic characteristics
Table 12:
Dynamic characteristics (12 MHz)
VDD = 2.4 V to 3.6 V unless otherwise specied.
Tamb = 40 °C to +85 °C for industrial applications, unless otherwise specied. [1] [2]
Symbol
Parameter
Conditions
Variable clock
fosc = 12 MHz Unit
Min
Max
Min
Max
fosc(RC)
internal RC oscillator frequency
7.189
7.557
7.189
7.557
MHz
fosc(WD)
internal watchdog oscillator
frequency
320
520
320
520
kHz
fosc
oscillator frequency
0
12
-
MHz
Tcy(CLK)
clock cycle time
83
-
ns
fCLKLP
active frequency on pin CLKLP
0
8
-
MHz
Glitch lter
tgr
glitch rejection
P1.5/RST pin
-
50
-
50
ns
any pin except
P1.5/RST
-
15
-
15
ns
tsa
signal acceptance time
P1.5/RST pin
125
-
125
-
ns
any pin except
P1.5/RST
50
-
50
-
ns
External clock
tCHCX
clock HIGH time
33
Tcy(CLK) tCLCX
33
-
ns
tCLCX
clock LOW time
33
Tcy(CLK) tCHCX
33
-
ns
tCLCH
clock rise time
-8
-
8
ns
tCHCL
clock fall time
-8
-
8
ns
Shift register (UART mode 0)
TXLXL
serial port clock cycle time
16Tcy(CLK)
-
1333
-
ns
tQVXH
output data set-up to clock rising
edge time
13Tcy(CLK)
-
1083
-
ns
tXHQX
output data hold after clock rising
edge time
-Tcy(CLK) + 20
-
103
ns
tXHDX
input data hold after clock rising edge
time
-0
-
0
ns
tXHDV
input data valid to clock rising edge
time
150
-
150
-
ns
SPI interface
fSPI
SPI operating frequency
slave
0
CCLK
6
0
2.0
MHz
master
-
CCLK
4
-
3.0
MHz
TSPICYC
SPI cycle time
slave
6
CCLK
-
500
-
ns
master
4
CCLK
-
333
-
ns
tSPILEAD
SPI enable lead time (slave)
250
-
250
-
ns
tSPILAG
SPI enable lag time (slave)
250
-
250
-
ns
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