VOLTAGE (VOH
鍙冩暩(sh霉)璩囨枡
鍨嬭櫉锛� MAX238CWG-T
寤犲晢锛� Maxim Integrated Products
鏂囦欢闋佹暩(sh霉)锛� 36/38闋�
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鎻忚堪锛� IC TXRX QUAD RS232 5V 24-SOIC
鐢�(ch菐n)鍝佸煿瑷�(x霉n)妯″锛� Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
妯�(bi膩o)婧�(zh菙n)鍖呰锛� 1,000
椤炲瀷锛� 鏀剁櫦(f膩)鍣�
椹�(q奴)鍕曞櫒/鎺ユ敹鍣ㄦ暩(sh霉)锛� 4/4
瑕�(gu墨)绋嬶細 RS232
闆绘簮闆诲锛� 4.5 V ~ 5.5 V
瀹夎椤炲瀷锛� 琛ㄩ潰璨艰
灏佽/澶栨锛� 24-SOIC锛�0.295"锛�7.50mm 瀵級
渚涙噳(y墨ng)鍟嗚ō(sh猫)鍌欏皝瑁濓細 24-SOIC W
鍖呰锛� 甯跺嵎 (TR)
+5V-Powered, Multichannel RS-232
Drivers/Receivers
8.5
6.5
4.5
5.5
TRANSMITTER OUTPUT
VOLTAGE (VOH) vs. VCC
7.0
8.0
MAX220-04
VCC (V)
V
OH
(V)
5.0
7.5
1 TRANSMITTER
LOADED
3 TRANS-
MITTERS
LOADED
4 TRANSMITTERS
LOADED
2 TRANSMITTERS
LOADED
TA = +25
掳C
C1鈥揅4 = 1
渭F
TRANSMITTER
LOADS =
3k
惟 || 2500pF
7.4
6.0
0
2500
TRANSMITTER OUTPUT VOLTAGE (VOH)
vs. LOAD CAPACITANCE AT
DIFFERENT DATA RATES
6.4
6.2
7.2
7.0
MAX220-05
LOAD CAPACITANCE (pF)
V
OH
(V)
1500
1000
500
2000
6.8
6.6
160kb/s
80kb/s
20kb/s
TA = +25
掳C
VCC = +5V
3 TRANSMITTERS LOADED
RL = 3k
C1鈥揅4 = 1
渭F
12.0
4.0
0
2500
TRANSMITTER SLEW RATE
vs. LOAD CAPACITANCE
6.0
5.0
11.0
9.0
10.0
MAX220-06
LOAD CAPACITANCE (pF)
SLEW
RATE
(V/
s)
1500
1000
500
2000
8.0
7.0
TA = +25
掳C
VCC = +5V
LOADED, RL = 3k
C1鈥揅4 = 1
渭F
1 TRANSMITTER LOADED
2 TRANSMITTERS
LOADED
3 TRANSMITTERS
LOADED
4 TRANSMITTERS
LOADED
-6.0
-9.0
4.5
5.5
TRANSMITTER OUTPUT
VOLTAGE (VOL) vs. VCC
-8.0
-8.5
-6.5
-7.0
MAX220-07
VCC (V)
V
OL
(V)
5.0
-7.5
4 TRANS-
MITTERS
LOADED
TA = +25
掳C
C1鈥揅4 = 1
渭F
TRANSMITTER
LOADS =
3k
惟 || 2500pF
1 TRANS-
MITTER
LOADED
2 TRANS-
MITTERS
LOADED
3 TRANS-
MITTERS
LOADED
-6.0
-7.6
0
2500
TRANSMITTER OUTPUT VOLTAGE (VOL)
vs. LOAD CAPACITANCE AT
DIFFERENT DATA RATES
-7.0
-7.2
-7.4
-6.2
-6.4
MAX220-08
LOAD CAPACITANCE (pF)
V
OL
(V)
1500
1000
500
2000
-6.6
-6.8
160kb/s
80kb/s
20kb/s
TA = +25
掳C
VCC = +5V
3 TRANSMITTERS LOADED
RL = 3k
C1鈥揅4 = 1
渭F
10
-10
0
5
10 15 20
25 30
35 40 45 50
TRANSMITTER OUTPUT VOLTAGE (V+, V-)
vs. LOAD CURRENT
-2
-6
-4
-8
8
6
MAX220-09
CURRENT (mA)
V+,
V-
(V)
4
2
0
V+ AND V-
EQUALLY
LOADED
V- LOADED,
NO LOAD
ON V+
TA = +25
掳C
VCC = +5V
C1鈥揅4 = 1
渭F
ALL TRANSMITTERS UNLOADED
V+ LOADED,
NO LOAD
ON V-
__________________________________________Typical Operating Characteristics
MAX223/MAX230鈥揗AX241
*SHUTDOWN POLARITY IS REVERSED
V+, V- WHEN EXITING SHUTDOWN
(1
渭F CAPACITORS)
MAX220-13
VSHDN*
V-
O
V+
500ms/div
Maxim Integrated
7
MAX220鈥揗AX249
鐩搁棞(gu膩n)PDF璩囨枡
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MAX238EWG 鍔熻兘鎻忚堪:RS-232鎺ュ彛闆嗘垚闆昏矾 RoHS:鍚� 鍒堕€犲晢:Exar 鏁�(sh霉)鎿�(j霉)閫熺巼:52 Mbps 宸ヤ綔闆绘簮闆诲:5 V 闆绘簮闆绘祦:300 mA 宸ヤ綔婧害鑼冨湇:- 40 C to + 85 C 瀹夎棰�(f膿ng)鏍�:SMD/SMT 灏佽 / 绠遍珨:LQFP-100 灏佽:
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