SP232ACN-L/TR Exar Corporation, SP232ACN-L/TR Datasheet - Page 3

• Manufacturer Part Number: SP232ACN-L/TR
• Description: 5V Single-Supply RS-232 Drivers/Receivers
• Manufacturer: Exar Corporation
• Type: Transceiverr

Specifications of SP232ACN-L/TR

• Number Of Drivers/receivers: 2/2
• Protocol: RS232
• Voltage - Supply: 4.5 V ~ 5.5 V
• Mounting Type: Surface Mount
• Package / Case: 16-SOIC (0.154", 3.90mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Vcc=5V ±0%, 0.
and T
Pin number Pin name
Driver Propagation Delay
Receiver Propagation Delay
Instantaneous Slew Rate
Transition Region Slew Rate
PoWER REQUiREMEnTS
Vcc Power Supply Current
Vcc Power Supply Current, Loaded
DYnAMiC CHARACTERiSTiCS
a
=25°C
0
2
3
4
5
6
Exar Corporation 48720 Kato Road, Fremont CA, 94538 • (50)668-7000 • Fax (50)668-707 • www.exar.com

9

2
3
4
5
6
7
8
μ
F charge pump capacitors, T
R2OUT
ROUT
T2OUT
TOUT
R2IN
RIN
GND
T2IN
TIN
C+
C2+
C-
C2-
Vcc
V+
V-
Positive terminal of the voltage doubler charge pump
capacitor
+6.5V generated by the charge pump
Negative terminal of the voltage doubler charge pump
capacitor
Positive terminal of the inverting charge pump capacitor
Negative terminal of the inverting charge pump capacitor
-6.7V generated by the charge pump
RS-232 driver output
RS-232 receiver input
TTL/CMOS receiver output
TTL/CMOS driver input
TTL/CMOS driver input
TTL/CMOS receiver output
RS-232 receiver input
RS-232 driver output
Ground
5V supply voltage
TTL to RS_232; CL = 50pF
RS-232 to TTL,
CL = 10pF, RL = 3-7kΩ
CL = 2500pF, RL = 3kΩ;
Measured from +3V to -3V or
-3V to +3V
No Load, Vcc = 5V, T
All Transmitters RL = 3kΩ,
T
a
=25°C
min
to T
3
max
, unless otherwise noted, Typical values are Vcc=5V
a
=25°C
Pin Function
ELECTRiCAL CHARACTERiSTiCS
Pin ASSignMEnTS
.5
0.
0
.5

SP232A_00_05308
3.0
.0
30
5
V/ μs
V/ μs
mA
mA
μs
μs