參數資料
型號: P89V52X2FA,512
廠商: NXP Semiconductors
文件頁數: 40/57頁
文件大?。?/td> 0K
描述: IC 80C51 MCU FLASH 8K 44-PLCC
產品培訓模塊: Migrating from 8/16-Bit MCUs to 32-Bit ARMs
標準包裝: 1,300
系列: 89V
核心處理器: 8051
芯體尺寸: 8-位
速度: 40MHz
連通性: UART/USART
外圍設備: POR
輸入/輸出數: 32
程序存儲器容量: 8KB(8K x 8)
程序存儲器類型: 閃存
EEPROM 大?。?/td> 192 x 8
RAM 容量: 256 x 8
電壓 - 電源 (Vcc/Vdd): 2.7 V ~ 5.5 V
振蕩器型: 外部
工作溫度: -40°C ~ 85°C
封裝/外殼: 44-LCC(J 形引線)
包裝: 管件
產品目錄頁面: 706 (CN2011-ZH PDF)
配用: 622-1017-ND - BOARD 44-ZIF PLCC SOCKET
622-1012-ND - BOARD FOR P89V52X2 44-TQFP
622-1008-ND - BOARD FOR LPC9103 10-HVSON
622-1002-ND - USB IN-CIRCUIT PROG LPC9XX
其它名稱: 568-4249-5
935282528512
P89V52X2FA
P89V52X2_3
NXP B.V. 2009. All rights reserved.
Product data sheet
Rev. 03 — 4 May 2009
45 of 57
NXP Semiconductors
P89V52X2
80C51 with 256 B RAM, 192 B data EEPROM
9.
Dynamic characteristics
[1]
Tcy(clk) = 1/fosc.
Table 45.
Dynamic characteristics
Over operating conditions: load capacitance for Port 0, ALE, and PSEN = 100 pF; load capacitance for all other
outputs = 80 pF
Tamb = 40 °C to +85 °C; VDD = 2.7 V to 5.5 V; VSS =0V[1]
Symbol
Parameter
Conditions
Min
Max
Unit
fosc
oscillator frequency
12-clock mode
0
40
MHz
6-clock mode
0
20
MHz
tLHLL
ALE pulse width
2Tcy(clk) 15
-
ns
tAVLL
address valid to ALE LOW time
Tcy(clk) 15
-
ns
tLLAX
address hold after ALE LOW time
Tcy(clk) 15
-
ns
tLLIV
ALE LOW to valid instruction in time
-
4Tcy(clk) 45
ns
tLLPL
ALE LOW to PSEN LOW time
Tcy(clk) 15
-
ns
tPLPH
PSEN pulse width
3Tcy(clk) 15
-
ns
tPLIV
PSEN LOW to valid instruction in time
-
3Tcy(clk) 55
ns
tPXIX
input instruction hold after PSEN time
0
-
ns
tPXIZ
input instruction oat after PSEN time
-
Tcy(clk) 20
ns
tPXAV
PSEN to address valid time
Tcy(clk) 8-
ns
tAVIV
address to valid instruction in time
-
5Tcy(clk) 60
ns
tPLAZ
PSEN LOW to address oat time
-
10
ns
tRLRH
RD LOW pulse width
6Tcy(clk) 30
-
ns
tWLWH
WR LOW pulse width
6Tcy(clk) 30
-
ns
tRLDV
RD LOW to valid data in time
-
5Tcy(clk) 50
ns
tRHDX
data hold after RD time
0
-
ns
tRHDZ
data oat after RD time
-
2Tcy(clk) 12
ns
tLLDV
ALE LOW to valid data in time
-
8Tcy(clk) 50
ns
tAVDV
address to valid data in time
-
9Tcy(clk) 75
ns
tLLWL
ALE LOW to RD or WR LOW time
3Tcy(clk) 15
3Tcy(clk) + 15
ns
tAVWL
address to RD or WR LOW time
4Tcy(clk) 30
-
ns
tWHQX
data hold after WR time
Tcy(clk) 20
-
ns
tQVWH
data output valid to WR HIGH time
7Tcy(clk) 50
-
ns
tRLAZ
RD LOW to address oat time
-
0
ns
tWHLH
RD or WR HIGH to ALE HIGH time
Tcy(clk) 15
Tcy(clk) + 15
ns
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