SP3223EB Datasheet, PDF (3/25 Pages) Sipex Corporation – Intelligent +3.0V to +5.5V RS-232 Transceivers

ELECTRICAL CHARACTERISTICS
Unless otherwise noted, the following specifications apply for V_CC = +3.0V to +5.5V with T_AMB = T_MIN to T_MAX,
C1 - 4 = 0.1µF. Typical values apply at V_CC = +3.3V or +5.0V and T_AMB = 25°C.
PARAMETER
MIN.
TYP. MAX. UNITS CONDITIONS
RECEIVER INPUTS
Input Voltage Range
-25
25
V
Input Threshold LOW
Input Threshold LOW
0.6
1.2
0.8
1.5
V
V_CC = 3.3V
V
V_CC = 5.0V
Input Threshold HIGH
1.5
2.4
V
V_CC = 3.3V
Input Threshold HIGH
1.8
2.4
V
V_CC = 5.0V
Input Hysteresis
0.3
V
Input Resistance
3
5
7
kΩ
AUTO ON-LINE^® CIRCUITRY CHARACTERISTICS (ONLINE = GND, SHUTDOWN = V_CC)
STATUS Output Voltage LOW
STATUS Output Voltage HIGH V_CC - 0.6
Receiver Threshold to Drivers
Enabled (t_ONLINE)
200
0.4
V
V
µs
I_OUT = 1.6mA
I_OUT = -1.0mA
Figure 20
Receiver Positive or Negative
Threshold to STATUS HIGH
(t_STSH)
0.5
µs
Figure 20
Receiver Positive or Negative
Threshold to STATUS LOW
(t_STSL)
TIMING CHARACTERISTICS
20
µs
Figure 20
Maximum Data Rate
250
kbps
R_L = 3KΩ, C_L = 1000pF,
one driver active
Receiver Propagation Delay
t_PHL
t_PLH
0.15
µs
Receiver input to Receiver output,
0.15
C_L = 150pF
Receiver Output Enable Time
200
ns
Normal operation
Receiver Output Disable Time
200
ns
Normal operation
Driver Skew
Receiver Skew
Transition-Region Slew Rate
100
ns
| t_PHL - t_PLH |, T_AMB = 25°C
50
ns
| t_PHL - t_PLH |
30 V/µs V_CC= 3.3V, R_L = 3KΩ, T_AMB = 25°C,
measurements taken from -3.0V to
+3.0V or +3.0V to -3.0V
Date: 6/2/04
SP3223EB/3243EB +3.0V to +5.5V RS-232 Transceivers
3
© Copyright 2004 Sipex Corporation