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MAX3222EEPN View Datasheet(PDF) - Maxim Integrated

Part Name
Description
View to exact match
MAX3222EEPN Datasheet PDF : 26 Pages
1 2 3 4 5 6 7 8 9 10 Next Last
±15kV ESD-Protected, Down to 10nA, 3.0V to 5.5V,
Up to 1Mbps, True RS-232 Transceivers
Pin Description
MAX3222E
PIN
MAX3232E
MAX3241E
TQFN
SO/
DIP
TSSOP/
SSOP
TQFN
SO/DIP/
SSOP/
16-PIN
20-PIN MAX3237E SSOP/
TSSOP
SO
QFN
NAME
MAX3246E
TSSOP
FUNCTION
19
1
1
13*
23 22
B3
EN Receiver Enable. Active
low.
1
2
2
16
1
2
Positive Terminal of
28
28 28
F3
C1+ Voltage-Doubler Charge-
Pump Capacitor
20
3
3
15
2
3
27
27 27
F1
V+ +5.5V Generated by the
Charge Pump
2
4
4
1
3
4
Negative Terminal of
25
24 23
F4
C1- Voltage-Doubler Charge-
Pump Capacitor
Positive Terminal of
3
5
5
2
4
5
1
1
29
E1
C2+ Inverting Charge-Pump
Capacitor
Negative Terminal of
4
6
6
3
5
6
3
2
30
D1
C2- Inverting Charge-Pump
Capacitor
5
7
7
4
6
7
4
3
31
C1
V- -5.5V Generated by the
Charge Pump
6, 15
8,
15
8, 17
5,
12
7, 14 8, 17
5, 6, 7,
10, 12
9,
6,
10, 7,
11
8
F6, E6,
D6
T_OUT RS-232 Transmitter
Outputs
7, 14
9,
14
9, 16
6,
11
8, 13 9, 16 8, 9, 11
A4, A5,
4–8 1–5 A6, B6,
C6
R_IN RS-232 Receiver Inputs
13,
8, 13
10,
13
10, 15
7,
10
9, 12
12,
15
18, 20, 15–19 14,
21
15,
C2, B1,
A1, A2,
A3
R_OUT TTL/CMOS Receiver
Outputs
17, 18
10, 11
11,
12
12, 13
8, 9
10, 11
13,
14
17*, 19*, 12, 10,
22*, 23*, 13, 11,
24*
14
12
E3, E2,
D2
T_IN TTL/CMOS Transmitter
Inputs
*These pins have an active positive feedback resistor internal to the MAX3237E, allowing unused inputs to be left unconnected.
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