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Serial Level Shifter
DATA SHEETS
Part Number
Description
Key Advantages
MAX220, MAX222, MAX223,
...
+5V-Powered, Multichannel RS-232 Drivers/Receivers
MAX1487, MAX481, MAX483,
...
Low-Power, Slew-Rate-Limited RS-485/RS-422 Transceivers
Key Specifications:
RS-232 Line Driver/Receivers
Part Number
V
SUPPLY
(V)
Tx
Rx
Data Rate
(kbps)
I
CC
(mA)
Internal Charge Pump
Ext. Caps
Cap. Value
(µF)
Rx Active in Shutdn
Package/Pins
min
typ
nom
MAX220
5
2
2
120
0.5
Yes
4
0.1
-
CDIP(N)/16
PDIP(N)/16
SOIC(N)/16
SOIC(W)/16
MAX222
5
2
2
200
4
Yes
4
0.1
0
CDIP(N)/18
LCC/20
PDIP(N)/18
SOIC(W)/18
MAX223
5
4
5
120
7
Yes
4
1
2
SOIC(W)/28
SSOP/28
MAX225
5
5
5
120
10
Yes
0
-
5
SOIC(W)/28
MAX230
5
5
0
120
7
Yes
4
1
-
CDIP(N)/20
PDIP(N)/20
SOIC(W)/20
MAX231
5
12
2
2
120
0.4
No
2
1
-
CDIP(N)/14
PDIP(N)/14
SOIC(W)/16
MAX232
5
2
2
120
5
Yes
4
1
-
CDIP(N)/16
LCC/20
PDIP(N)/16
SOIC(N)/16
SOIC(W)/16
TSSOP/16
MAX232A
5
2
2
200
4
Yes
4
0.1
-
CDIP(N)/16
LCC/20
PDIP(N)/16
SOIC(N)/16
SOIC(W)/16
TSSOP/16
MAX233
5
2
2
120
5
Yes
0
-
-
PDIP(N)/20
SOIC(W)/20
MAX233A
5
2
2
200
4
Yes
0
-
-
PDIP(N)/20
SOIC(W)/20
MAX234
5
4
0
120
7
Yes
4
1
-
CDIP(N)/16
PDIP(N)/16
SOIC(W)/16
MAX235
5
5
5
120
7
Yes
0
-
-
PDIP(W)/24
MAX236
5
4
3
120
7
Yes
4
1
-
CDIP(N)/24
PDIP(N)/24
SOIC(W)/24
MAX237
5
5
3
120
7
Yes
4
1
-
CDIP(N)/24
PDIP(N)/24
SOIC(W)/24
MAX238
5
4
4
120
7
Yes
4
1
-
CDIP(N)/24
PDIP(N)/24
SOIC(W)/24
MAX239
5
12
3
5
120
0.4
No
2
1
-
CDIP(N)/24
PDIP(N)/24
SOIC(W)/24
MAX240
5
5
5
120
7
Yes
4
1
-
MQFP/44
MAX241
5
4
5
120
7
Yes
4
1
-
SOIC(W)/28
SSOP/28
MAX242
5
2
2
200
4
Yes
4
0.1
2
CDIP(N)/18
PDIP(N)/18
SOIC(W)/18
SSOP/20
MAX243
5
2
2
200
4
Yes
4
0.1
-
CDIP(N)/16
PDIP(N)/16
SOIC(N)/16
SOIC(W)/16
MAX244
5
8
10
120
11
Yes
4
1
-
PLCC/44
MAX245
5
8
10
120
11
Yes
0
-
10
PDIP(W)/40
MAX246
5
8
10
120
11
Yes
0
-
10
PDIP(W)/40
MAX247
5
8
9
120
11
Yes
0
-
9
PDIP(W)/40
MAX248
5
8
8
120
11
Yes
4
1
8
PLCC/44
MAX249
5
6
10
120
11
Yes
4
1
10
PLCC/44
See All RS-232 Line Driver/Receivers (152)
RS-422/485 Line Driver/Receivers
Part Number
Tx/Rx
Duplex
V
SUPPLY
(V)
I
CC
(mA)
Data Rate
(kbps)
Tx EN
Rx EN
I
CC
(Shutdn.)
(µA)
Rx/Tx on Bus
Package/Pins
typ
min
typ
MAX1487
1Tx + 1Rx
Half
5
0.3
2500
Yes
Yes
-
128
µMAX/8
PDIP(N)/8
SOIC(N)/8
MAX481
Half
0.5
2500
Yes
Yes
0.1
32
µMAX/8
CDIP(N)/8
PDIP(N)/8
SOIC(N)/8
MAX483
Half
0.35
250
Yes
Yes
0.1
32
µMAX/8
CDIP(N)/8
PDIP(N)/8
SOIC(N)/8
MAX485
Half
0.5
2500
Yes
Yes
-
32
µMAX/8
CDIP(N)/8
PDIP(N)/8
SOIC(N)/8
MAX487
Half
0.25
250
Yes
Yes
0.1
128
µMAX/8
CDIP(N)/8
PDIP(N)/8
SOIC(N)/8
MAX488
Full
0.12
250
No
No
-
32
µMAX/8
CDIP(N)/8
PDIP(N)/8
SOIC(N)/8
MAX489
Full
0.12
250
Yes
Yes
-
32
CDIP(N)/14
PDIP(N)/14
SOIC(N)/14
MAX490
Full
0.3
2500
No
No
-
32
µMAX/8
CDIP(N)/8
PDIP(N)/8
SOIC(N)/8
MAX491
Full
0.3
2500
Yes
Yes
-
32
CDIP(N)/14
PDIP(N)/14
SOIC(N)/14
See All RS-422/485 Line Driver/Receivers (165)
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