SP3222EB Datasheet, PDF (3/20 Pages) Sipex Corporation – True +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 to
C₄=0.1µF. Typical Values apply at V_CC = +3.3V or +5.5V and T_AMB = 25^oC.
PARAMETER
MIN. TYP. MAX. UNITS CONDITIONS
RECEIVER INPUTS
Input Voltage Range
-25
+25
Input Threshold LOW
0.6 1.2
0.8 1.5
Input Threshold HIGH
1.5 2.4
1.8 2.4
Input Hysteresis
0.3
Input Resistance
3
5
7
TIMING CHARACTERISTICS
Maximum Data Rate
250
Receiver Propagation Delay
0.15
0.15
Receiver Output Enable Time
200
Receiver Output Disable Time
200
Driver Skew
100
Receiver Skew
50
Transition-Region Slew Rate
30
V
V
V_CC=3.3V
V_CC=5.0V
V
V_CC=3.3V
V_CC=5.0V
V
kΩ
kbps
µs
ns
R_L=3kΩ, C_L=1000pF, one driver switching
t_PHL, RxIN to RxOUT, C_L=150pF
t_PLH, RxIN to RxOUT, C_L=150pF
ns
ns
ns
V/µs
| t_PHL - t_PLH |, T_AMB = 25^oC
| t_PHL - t_PLH |
V_CC = 3.3V, R_L = 3KΩ, T_AMB = 25^oC,
measurements taken from -3.0V to +3.0V
or +3.0V to -3.0V
Date: 02/27/05
SP3222EB/3232EB True +3.0 to +5.5V RS-232 Transceivers
3
© Copyright 2005 Sipex Corporation