參數(shù)資料
型號: AT87251G2D-SLSUM
廠商: Atmel
文件頁數(shù): 48/77頁
文件大小: 0K
描述: IC 8051 MCU 32K OTP 24MHZ 44PLCC
標準包裝: 972
系列: 8x251
核心處理器: C251
芯體尺寸: 8/16-位
速度: 24MHz
連通性: EBI/EMI,I²C,Microwire,SPI,UART/USART
外圍設備: POR,PWM,WDT
輸入/輸出數(shù): 32
程序存儲器容量: 32KB(32K x 8)
程序存儲器類型: OTP
RAM 容量: 1K x 8
電壓 - 電源 (Vcc/Vdd): 4.5 V ~ 5.5 V
振蕩器型: 內部
工作溫度: -40°C ~ 85°C
封裝/外殼: 44-LCC(J 形引線)
包裝: 管件
52
AT/TSC8x251G2D
4135F–8051–11/06
AC Characteristics - Real-Time Asynchronous Wait State
Definition of Symbols
Table 43.
Real-Time Asynchronous Wait Timing Symbol Definitions
Timings
Table 44.
Real-Time Asynchronous Wait AC Timings; VDD = 2.7 to 5.5 V, TA = -40 to
85
°C
Note:
1. N is the number of wait states added (N
≥ 1).
Waveforms
Figure 16.
Real-time Asynchronous Wait State Timings
AC Characteristics - Serial Port in Shift Register Mode
Definition of Symbols
Table 45.
Serial Port Timing Symbol Definitions
Signals
Conditions
S
PSEN#/RD#/WR#
L
Low
Y
AWAIT#
V
Valid
X
No Longer Valid
Symbol
Parameter
Min
Max
Unit
TSLYV
PSEN#/RD#/WR# Low to Wait Set-up
TOSC - 10
ns
TSLYX
Wait Hold after PSEN#/RD#/WR# Low
(2N-1)TOSC + 10
ns(1)
TSLYV
TSLYX
RD#/PSEN#/WR#
AWAIT#
Signals
Conditions
D
Data In
H
High
Q
Data Out
L
Low
X
Clock
V
Valid
X
No Longer Valid
相關PDF資料
PDF描述
AT87251G2D-3CSUM IC 8051 MCU 32K OTP 24MHZ 40DIP
AT80C51RA2-SLSUM IC 8051 MCU ROMLESS 44PLCC
AT80C51RA2-SLSUL IC 8051 MCU ROMLESS 44PLCC
AT80C51RA2-RLTUM IC 8051 MCU ROMLESS 44VQFP
213931-5 CONN JACKSCREW RECEPT 34 POS
相關代理商/技術參數(shù)
參數(shù)描述
AT875 制造商:POSEICO 制造商全稱:POSEICO 功能描述:PHASE CONTROL THYRISTOR
AT875LT 制造商:POSEICO 制造商全稱:POSEICO 功能描述:PHASE CONTROL THYRISTOR
AT875LTS44 制造商:POSEICO 制造商全稱:POSEICO 功能描述:PHASE CONTROL THYRISTOR
AT875S44 制造商:POSEICO 制造商全稱:POSEICO 功能描述:PHASE CONTROL THYRISTOR
AT-879/ARC 制造商: 功能描述: 制造商:undefined 功能描述: