P89V51RD2FN NXP Semiconductors, P89V51RD2FN Datasheet - Page 68

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P89V51RD2FN

Manufacturer Part Number
P89V51RD2FN
Description
MCU 8-Bit 89V 80C51 CISC 64KB Flash 5V 40-Pin PDIP Tube
Manufacturer
NXP Semiconductors
Datasheet

Specifications of P89V51RD2FN

Package
40PDIP
Device Core
80C51
Family Name
89V
Maximum Speed
40 MHz
Ram Size
1 KB
Program Memory Size
64 KB
Operating Supply Voltage
5 V
Data Bus Width
8 Bit
Program Memory Type
Flash
Number Of Programmable I/os
32
Interface Type
SPI/UART
Operating Temperature
-40 to 85 °C
Number Of Timers
3

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NXP Semiconductors
Table 64.
Table 65.
P89V51RB2_RC2_RD2_5
Product data sheet
Symbol
f
T
t
t
t
t
Symbol
T
t
t
t
t
osc
CHCX
CLCX
CLCH
CHCL
QVXH
XHQX
XHDX
XHDV
Fig 34. External clock drive waveform (with an amplitude of at least V
cy(clk)
XLXL
External clock drive
Serial port timing
Parameter
oscillator frequency
clock cycle time
clock HIGH time
clock LOW time
clock rise time
clock fall time
Parameter
serial port clock cycle time
output data set-up to clock rising
edge time
output data hold after clock rising
edge time
input data hold after clock rising edge
time
input data valid to clock rising edge
time
t
Rev. 05 — 12 November 2009
CHCL
Oscillator
40 MHz
Min
-
25
8.75
8.75
-
-
Oscillator
40 MHz
Min
0.3
117
0
0
-
t
CLCX
Max
-
-
-
-
10
10
Max
-
-
-
-
117
T
cy(clk)
P89V51RB2/RC2/RD2
t
CLCH
t
CHCX
i(RMS)
8-bit microcontrollers with 80C51 core
Variable
Min
12T
10T
2T
0
-
= 200 mV)
cy(clk)
Variable
Min
0
-
0.35T
0.35T
-
-
cy(clk)
cy(clk)
cy(clk)
cy(clk)
002aaa907
50
133 -
Max
-
-
-
10T
Max
40
-
0.65T
0.65T
-
-
cy(clk)
© NXP B.V. 2009. All rights reserved.
cy(clk)
cy(clk)
133 ns
Unit
ns
ns
ns
Unit
MHz
ns
ns
ns
ns
ns
68 of 80
s

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