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參數(shù)資料
| 型號： | MR80C154-20P883D |
| 廠商： | TEMIC SEMICONDUCTORS |
| 元件分類： | 微控制器/微處理器 |
| 英文描述： | 8-BIT, 20 MHz, MICROCONTROLLER, CQCC44 |
| 文件頁數(shù)： | 10/13頁 |
| 文件大?。?/td> | 8080K |
| 代理商： | MR80C154-20P883D |
Philips Semiconductors
Product specification
74ALVT16244
2.5V/3.3V 16-bit buffer/driver (3-State)
1998 Oct 07
6
AC CHARACTERISTICS (2.5V
"0.2V RANGE)
GND = 0V; tR = tF = 2.5ns; CL = 50pF; RL = 500; Tamb = –40°C to +85°C.
LIMITS
SYMBOL
PARAMETER
WAVEFORM
VCC = 2.5V "0.2V
UNIT
MIN
TYP1
MAX
tPLH
tPHL
Propagation delay
nAx to nYx
1
1.0
1.8
1.9
3.0
3.5
ns
tPZH
tPZL
Output enable time
to High and Low level
2
2.0
1.5
3.1
2.5
5.9
4.7
ns
tPHZ
tPLZ
Output disable time
from High and Low Level
2
1.5
1.0
2.7
2.0
4.4
3.4
ns
NOTE:
1. All typical values are at VCC = 2.5V and Tamb = 25°C.
AC WAVEFORMS
VM = 1.5V at VCC w 3.0V; VM = VCC/2 at VCC v 2.7V
VX = VOL + 0.3V at VCC w 3.0V; VX = VOL + 0.15V at VCC v 2.7V
VY = VOH – 0.3V at VCC w 3.0V; VY = VOH – 0.15V at VCC v 2.7V
SW00160
nAx INPUT
VM
nYx OUTPUT
tPLH
tPHL
VM
3.0V or VCC,
whichever is less
0V
VOH
VOL
Waveform 1.
Input (nAx) to Output (nYx) Propagation Delays
nOE
INPUT
VM
tPZH
tPHZ
nYx
OUTPUT
VOH
VM
nYx
OUTPUT
VOL
tPZL
tPLZ
0V
VX
VY
3.0V or VCC
whichever is
less
0V
SW00204
3.0V or
VCC
Waveform 2. 3-State Output Enable and Disable Times
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