ST3232CDR STMicroelectronics, ST3232CDR Datasheet - Page 6

• Manufacturer Part Number: ST3232CDR
• Description: IC TXRX 3-5.5V RS232 LP 16-SOIC
• Manufacturer: STMicroelectronics
• Type: Transceiverr

Specifications of ST3232CDR

• Number Of Drivers/receivers: 2/2
• Protocol: RS232
• Voltage - Supply: 3 V ~ 5.5 V
• Mounting Type: Surface Mount
• Package / Case: 16-SOIC (3.9mm Width)
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 3 V
• Maximum Operating Temperature: 70 C
• Mounting Style: SMD/SMT
• Data Rate: 0.4 Mbps
• Interface: EIA/TIA-232 or RS-232 or V.24 or V.28
• Minimum Operating Temperature: 0 C
• Supply Current: 0.3 mA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-3731-2

Electrical characteristics
Table 7.
Table 8.
1. Transmitter skew is measured at the transmitter zero cross points.
6/17
Symbol
Symbol
- t
- t
|t
|t
V
t
t
t
t
PHLR
V
S
V
PLHR
PHLR
R
OER
ODR
V
V
D
PHLT
V
RIHYS
THR
THL
ROH
RT
ROL
RIN
RIH
RIL
RIN
R
|
|
Data transfer rate
Propagation delay input to
output
Receiver output enable time Normal Operation
Receiver output disable time Normal Operation
Transmitter propagation
delay difference
Receiver propagation delay
difference
Transition slew rate
Receiver input voltage operating
range
RS-232 Input threshold low
RS-232 Input threshold high
Input hysteresis
Input resistance
TTL/CMOS Output voltage low
TTL/CMOS Output voltage high I
C
otherwise specified. Typical values are referred to T
Receiver
C
otherwise specified. Typical values are referred to T
Timing characteristics
1
1
- C
- C
Parameter
4
4
= 0.1 µF tested at 3.3 V ± 10 %, V
= 0.1 µF tested at 3.3 V ± 10 %, V
Parameter
R
one transmitter switching
R
(1)
T
measured from +3V to -3V or -3V to +3V
C
C
A
L
XIN
L
L
= 25°C R
= 3KΩ, C
= 150pF to 1000pF
= 150pF to 2500pF
= R
T
T
T
T
T
I
OUT
OUT
A
A
A
A
A
Doc ID 8784 Rev 6
= 25°C, V
= 25°C, V
= 25°C, V
= 25°C, V
= 25°C
XOUT
= 1.6mA
= -1mA
Test conditions
L2
Test conditions
L
, C
= 1000pF
= 3kΩ to 7kΩ V
L
CC
CC
CC
CC
= 150pF
CC
CC
= 3.3V
= 5V
= 3.3V
= 5V
= 3 V to 5.5 V, T
= 3 V to 5.5 V, T
A
A
CC
= 25 °C.
= 25 °C
= 3.3V
V
CC
Min.
-25
0.6
0.8
3
-0.6
A
A
= -40 to 85 °C, unless
= -40 to 85 °C, unless
Min.
250
6
4
V
ST3232EB, ST3232EC
CC
Typ.
1.1
1.5
1.4
1.8
0.5
5
-0.1
Typ.
0.15
200
50
50
50
Max.
2.4
2.4
0.4
25
7
Max.
30
30
Unit
kbps
kΩ
Unit
V/µs
V/µs
V
V
V
V
V
V
ns
µs
ns
ns
ns