sp336e Exar Corporation, sp336e Datasheet - Page 5

• Manufacturer Part Number: sp336e
• Description: 3.3v - 5v Programmable Rs-232/rs-485/rs-422 Serial Transceiver
• Manufacturer: Exar Corporation

REV. 1.0.0
PIN DESCRIPTIONS
Pin Assignments
P
IN
N
10
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
11
1
2
3
4
5
6
7
8
9
UMBER
P
Mode_1
Mode_2
Mode_0
T4_Out
T3_Out
T1_Out
T2_Out
R1_Out
R2_Out
R3_Out
R4_Out
IN
SLEW
R1_In
R2_In
R3_In
R4_In
T4_In
T1_In
GND
C1+
C2+
Vcc
C1-
C2-
V+
V-
N
AME
3.3V - 5V PROGRAMMABLE RS-232/RS-485/RS-422 SERIAL TRANSCEIVER
T
Pmp
Pmp
Pmp
Pmp
Pmp
Pmp
Pwr
Pwr
YPE
O
O
O
O
I
I
I
I
I
I
I
I
I
I
I
I
I
I
Slew Rate Control. Logic Low input will limit driver slew from either RS-232
R2 Receiver Output.
R4 Receiver Output.
T4 Driver TTL input.
R1 Receiver Input.
R2 Receiver Input.
R3 Receiver Input.
R4 Receiver Input.
T4 Driver Output.
T3 Driver Output.
T1 Driver Output.
T2 Driver Output.
S
INGLE
Ground.
E
NDED
5
Negative terminal of negative flying capacitor.
Positive terminal of negative flying capacitor.
Negative terminal of positive flying capacitor.
Positive terminal of positive flying capacitor.
Mode Configuration pin 1.
Mode Configuration pin 2.
Mode Configuration pin 0.
Power Supply Voltage.
or RS-485 to 250kbps.
Vdd storage capacitor.
Vss storage capacitor.
R1(A) Receiver Input.
R1(B) Receiver Input.
R3(A) Receiver Input.
R3(B) Receiver Input.
R1 Receiver Output.
R3 Receiver Output.
T3 Driver Enable
High Impedance.
High Impedance.
T1 Driver Input.
T3(A) Output.
T3(B) Output.
T1(A) Output.
T1(B) Output.
F
D
Active High.
ULL
ESCRIPTION
-D
UPLEX
Active High, R3 Enable
R2 Receiver Output.
R4 Receiver Output.
R2 Receiver Input.
R4 Receiver Input.
High Impedance.
High Impedance.
T3 Driver Enable
T3(A) Output,
T3(B) Output,
T1(A) Output,
T1(B) Output,
H
R3(A) Input.
R3(B) Input.
R1(A) Input.
R1(B) Input.
Active Low.
ALF
-D
SP336E
UPLEX