ST3222ECPR STMicroelectronics, ST3222ECPR Datasheet - Page 6

• Manufacturer Part Number: ST3222ECPR
• Description: IC DRVR/RCVR RS232 LP ESD 20SSOP
• Manufacturer: STMicroelectronics
• Type: Transceiverr

Specifications of ST3222ECPR

• Number Of Drivers/receivers: 2/2
• Protocol: RS232
• Voltage - Supply: 3 V ~ 5.5 V
• Mounting Type: Surface Mount
• Package / Case: 20-SSOP
• Supply Voltage (max): 5 V
• Supply Voltage (min): 3 V
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• Data Rate: 0.25 Mbps
• Interface: EIA/TIA-232. RS-232
• Minimum Operating Temperature: 0 C
• Supply Current: 300 uA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-7925-2; ST3222ECPR

Table 9.
Table 10.
1. Transmitter Skew is measured at the transmitter zero cross points
6/15
Symbol
Symbol
V
- t
- t
|t
|t
V
t
V
t
V
V
R
t
t
V
RIHYS
PHLR
PLHR
S
ODR
PHLR
PHLT
OER
I
D
ROH
THR
ROL
THL
OL
RIN
RIH
RIN
RIL
RT
R
|
|
Data transfer rate
Propagation delay input to
output
Transmitter propagation
delay difference
Receiver output enable
time
Receiver output disable
time
Receiver propagation
delay difference
Transition slew rate
Output leakage current
Receiver input voltage
operating range
Input threshold low
Input threshold high
Input hysteresis
Input resistance
Output voltage low
Output voltage high
Receiver electrical characteristics (C
T
Timing characteristics (C
otherwise specified. Typical values are referred to T
A
= -40 to 85 °C, unless otherwise specified. Typical values are referred to T
Parameter
Parameter
(1)
R-OUT, EN = V
T
T
T
T
T
I
I
R
one transmitter switching
R
Normal operation
Normal operation
T
V
measured from +3V to -3V or -3V to +3V
C
T
V
measured from +3V to -3V or -3V to +3V
C
OUT
OUT
A
A
A
A
A
A
A
CC
CC
L
XIN
L
L
= 25°C, V
= 25°C, V
= 25°C, V
= 25°C, V
= 25°C
= 25°C R
= 25°C R
= 3 KΩ , C
= 150 pF to 1000 pF
= 150 pF to 2500 pF
1
= 3.3 V
= 3.3 V
= 1.6 mA
= -1 mA
- C
to R
4
XOUT
= 0.1 µF, V
Test conditions
Test conditions
CC
CC
CC
CC
L2
L
L
, C
= 1000 pF
= 3 KΩ to 7 KΩ
= 3 KΩ to 7 KΩ
CC
= 3.3 V
= 5 V
= 3.3 V
= 5 V
L
1
, receiver disabled
= 150 pF
- C
4
CC
= 0.1 µF, V
= 3 V to 5.5 V, T
A
= 25 °C)
CC
= 3 V to 5.5 V,
V
CC
Min.
-25
0.6
0.8
Min.
250
3
A
-0.6
6
4
= -40 to 85 °C, unless
± 0.05
V
Typ.
Typ.
0.15
200
1.2
1.5
1.5
1.8
0.5
0.1
CC
50
50
50
5
-
A
Max.
Max.
± 10
= 25 °C)
2.4
2.4
0.4
25
30
30
7
Kbps
Unit
Unit
V/µs
V/µs
KΩ
µA
ns
ns
ns
ns
µs
V
V
V
V
V
V