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參數(shù)資料
型號: W83C45
廠商: WINBOND ELECTRONICS CORP
英文描述: Keyboard Controller(鍵盤控制器)
中文描述: 鍵盤控制器(鍵盤控制器)
文件頁數(shù): 5/21頁
文件大小: 245K
代理商: W83C45
W83C45
Publication Release Date: November 1996
Preliminary Revision 0.9
- 5 -
2.0 BLOCK DIAGRAM
DBB STATUS
REGISTER
INPUT &
OUTPUT
PORT 1
INTERFACE
OUTPUT
PORT 2
INTERFACE
DBB OUT
DBB IN
PROGRAM
STATUS
CONTROL
nWR
nRD
CS
CPU CORE
TIMING
STACK
T0
nRESET
A2
D7 - D0
CLK IN
T1
REG BANK0
REG BANK1
DATA MEMORY
8-BIT TIMER
EVENT
COUNTER
CONDITIONAL
BRANCH
LOGIC
11 BIT PC
2048 x 8
PROGRAM
ROM
P10
P11
P12
P13
P14
P15
P20 (nRC)
P21 (nGA20)
P22 (NC/MDAT)
P23 (NC/MCLK)
P24 (KINT)
P25 (IEMP/MINT)
P26 (KCLK)
P27 (KDAT)
P17 (KINT)
P16 (DISP)
3.0 ABSOLUTE MAXIMUM RATINGS
PARAMETER
RATING
UNIT
Ambient Operating Temperature
-0 to + 85
°
C
°
C
V
Storage Temperature
-65 to + 150
Supply Voltage to Ground Potential
-0.3 to + 7.0
Applied Input/Output Voltage
-0.3 to + 7.0
V
Power Dissipation
30
mW
Note: Exposure to conditions beyond those listed under Absolute Maximum Ratings may adversely affect the life and reliability of the
device.
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
W83C45P 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Keyboard Controller
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W83C553FG 制造商:Winbond Electronics Corp 功能描述:
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