參數(shù)資料
型號(hào): MC3488AD
廠商: MOTOROLA INC
元件分類(lèi): 通用總線功能
英文描述: DUAL EIA-423/EIA-232D DRIVER
中文描述: LINE DRIVER, PDSO8
封裝: PLASTIC, SO-8
文件頁(yè)數(shù): 3/6頁(yè)
文件大小: 105K
代理商: MC3488AD
MC3488A
3
MOTOROLA ANALOG IC DEVICE DATA
TRANSITION TIMES
(Unless otherwise noted, CL = 30 pF, f = 1.0 kHz, VCC = – VEE = 12.0 V
±
10%, TA = 25
°
C, RL = 450
.
Transition times measured 10% to 90% and 90% to 10%)
Characteristic
Symbol
Min
Typ
Max
Unit
Transition Time, Low–to–High State Output
(RW = 10 k
)
(RW = 100 k
)
(RW = 500 k
)
(RW = 1000 k
)
tTLH
0.8
8.0
40
80
1.4
14
70
140
μ
s
Transition Time, High–to–Low State Output
(RW = 10 k
)
(RW = 100 k
)
(RW = 500 k
)
(RW = 1000 k
)
tTHL
0.8
8.0
40
80
1.4
14
70
140
μ
s
3.0 V
90%
10%
10%
90%
tTHL
Note: Input Rise
and Fall Times
(10%
to
90%)
10 ns
f = 1.0 kHz
PW = 500
μ
s
Pulse
Generator
RL
To
Scope
(Output)
CL
(Includes
Probe and Jig
Capacitance)
VEE
MC3488A
VCC
To
Scope
(Input)
RWS
50
0 V
VOH
Input
VOL
0 V
Output
tTLH
Figure 1. Test Circuit and Waveforms
for Transition Times
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