VCC
鍙冩暩(sh霉)璩囨枡
鍨嬭櫉(h脿o)锛� DS34C87TM/NOPB
寤犲晢锛� National Semiconductor
鏂囦欢闋�(y猫)鏁�(sh霉)锛� 8/14闋�(y猫)
鏂囦欢澶�?銆�?/td> 0K
鎻忚堪锛� IC LINE DRIVER QUAD CMOS 16-SOIC
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椹�(q奴)鍕�(d貌ng)鍣�/鎺ユ敹鍣ㄦ暩(sh霉)锛� 4/0
瑕�(gu墨)绋嬶細 RS422
闆绘簮闆诲锛� 4.5 V ~ 5.5 V
瀹夎椤�(l猫i)鍨嬶細 琛ㄩ潰璨艰
灏佽/澶栨锛� 16-SOIC锛�0.154"锛�3.90mm 瀵級
渚涙噳(y墨ng)鍟嗚ō(sh猫)鍌欏皝瑁濓細 16-SOIC N
鍖呰锛� 绠′欢
鐢�(ch菐n)鍝佺洰閷勯爜(y猫)闈細 1277 (CN2011-ZH PDF)
鍏跺畠鍚嶇ū(ch膿ng)锛� *DS34C87TM
*DS34C87TM/NOPB
DS34C87TM
SNLS376B 鈥� MAY 1998 鈥� REVISED APRIL 2013
DC Electrical Characteristics
(1)
VCC = 5V 卤10% (unless otherwise specified)
Parameter
Test Conditions
Min
Typ
Max
Units
VIH
High Level Input
2.0
V
Voltage
VIL
Low Level Input
0.8
V
Voltage
VOH
High Level Output
V IN = VIH or VIL,
2.5
3.4
V
Voltage
I OUT = 20 mA
VOL
Low Level Output
V IN = VIH or VIL,
0.3
0.5
V
Voltage
I OUT = 48 mA
VT
Differential Output
R L = 100 惟
2.0
3.1
V
Voltage
See(2)
|VT|鈥搢 VT|
Difference In
R L = 100 惟
0.4
V
Differential Output
See(2)
VOS
Common Mode
R L = 100 惟
2.0
3.0
V
Output Voltage
See(2)
|VOS鈥� VOS|
Difference In
R L = 100 惟
0.4
V
Common Mode Output
See(2)
IIN
Input Current
V IN = VCC, GND, VIH, or VIL
卤1.0
渭A
ICC
Quiescent Supply
I OUT = 0 渭A,
Current
V IN = VCC or GND
200
500
渭A
V IN = 2.4V or 0.5V
(3)
0.8
2.0
mA
IOZ
TRI-STATE Output
V OUT = VCC or GND
卤0.5
卤5.0
渭A
Leakage Current
Control = VIL
ISC
Output Short
V IN = VCC or GND
30
150
mA
Circuit Current
See(2) and (4)
IOFF
Power Off Output
VCC = 0V VOUT = 6V
100
渭A
Leakage Current
See(2)
VOUT = 0.25V
100
渭A
(1)
Unless otherwise specified, min/max limits apply across the
40掳C to 85掳C temperature range. All typicals are given for VCC = 5V and
TA = 25掳C.
(2)
See EIA Specification RS-422 for exact test conditions.
(3)
Measured per input. All other inputs at VCC or GND.
(4)
This is the current sourced when a high output is shorted to ground. Only one output at a time should be shorted.
Copyright 1998鈥�2013, Texas Instruments Incorporated
3
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