Rainbow Electronics MAX13237E - Manual (Page 15)

MAX13234E–MAX13237E
3Mbps RS-232 Transceivers with
Low-Voltage Interface
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Pin Configurations
MAX13236E
MAX13237E
*EP
*EXPOSED PAD. CONNECT EP TO GND.
TOP VIEW
1
12
2
11
3
10
4
9
FORCEON TOUT GND V
CC
V-
C2- C2+ C1-
RIN
ROUT
V
L
TIN
5
6
7
8
16
15
14
13
C1+
V+
READY
FORCEOFF
TQFN
+
MAX13234E
MAX13235E
T1OUT
GND
V CC
FORCEOFF
17
18
19
20
4
3
2
1
C1-
R1IN 16 5 C2+
V+
C1+
READY
TSSOP
+
T2IN
T1IN
FORCEON
R1OUT
12
13
14
15
9
8
7
6
R2IN
V L 11 10 R2OUT
T2OUT
V-
C2-
MAX13234E
MAX13235E
*EP
*EXPOSED PAD. CONNECT EP TO GND.
TOP VIEW TOP VIEW
2
14
3
13
4
12
5
11
T1IN FORCEON R1OUT R1IN
V-
C2- C2+ C1-
1
15
T1OUT
C1+
R2IN
R2OUT
V L
T2IN
7
8
9
10
19
18
17
16
READY
T2OUT 6 20 V+
FORCEOFF
V CC
GND
TQFN
+
Functional Diagrams (continued)
LO
G
IC
-L
EV
EL
T
R
A
N
S
LA
TIO
N
T_IN
R_OUT
FORCEOFF
FORCEON
READY
C1+
C1-
C2+
C2-
V L V CC
1.62V to V CC 3.0V to 5.5V
V+
V-
C
BYPASS2
GND
RS-232
OUTPUT
RS-232
INPUT TTL/CMOS
OUTPUT
TTL/CMOS
INPUT
T_OUT
R_IN
MAX13236E
MAX13237E
5k Ω
C4
C3
C1
C2
C
BYPASS1