SLLS350L − APRIL 1999 − REVISED MARCH 2004
MAX3243
3 V TO 5.5 V MULTICHANNEL RS 232 LINE DRIVER/RECEIVER
WITH
±15
kV ESD (HBM) PROTECTION
RECEIVER SECTION
electrical characteristics over recommended ranges of supply voltage and operating free-air
temperature (unless otherwise noted) (see Note 4 and Figure 6)
PARAMETER
VOH
VOL
VIT+
VIT−
Vhys
Ioff
ri
High-level output voltage
Low-level output voltage
Positive-going input threshold voltage
Negative-going input threshold voltage
Input hysteresis (VIT+ − VIT−)
Output leakage current (except ROUT2B)
Input resistance
FORCEOFF = 0 V
TEST CONDITIONS
IOH = −1 mA
IOL = 1.6 mA
VCC = 3.3 V
VCC = 5 V
VCC = 3.3 V
VCC = 5 V
0.6
0.8
MIN
VCC−0.6 V
TYP†
VCC−0.1 V
0.4
1.6
1.9
1.1
1.4
0.5
±0.05
±10
7
V
V
µA
kΩ
2.4
2.4
V
MAX
UNIT
V
V
VI =
±3
V to
±25
V
3
5
† All typical values are at VCC = 3.3 V or VCC = 5 V, and TA = 25°C.
NOTE 4: Test conditions are C1−C4 = 0.1
µF
at VCC = 3.3 V
±
0.3 V; C1 = 0.047
µF,
C2−C4 = 0.33
µF
at VCC = 5 V
±
0.5 V.
switching characteristics over recommended ranges of supply voltage and operating free-air
temperature (unless otherwise noted) (see Note 4)
PARAMETER
tPLH
tPHL
ten
tdis
Propagation delay time, low- to high-level output
Propagation delay time, high- to low-level output
Output enable time
Output disable time
Pulse skew‡
CL = 150 pF, RL = 3 kΩ See Figure 4
kΩ,
CL = 150 pF, See Figure 3
TEST CONDITIONS
MIN
TYP†
150
150
200
200
MAX
UNIT
ns
ns
ns
ns
ns
tsk(p)
See Figure 3
50
† All typical values are at VCC = 3.3 V or VCC = 5 V, and TA = 25°C.
‡ Pulse skew is defined as |tPLH − tPHL| of each channel of the same device.
NOTE 4: Test conditions are C1−C4 = 0.1
µF
at VCC = 3.3 V
±
0.3 V; C1 = 0.047
µF,
C2−C4 = 0.33
µF
at VCC = 5 V
±
0.5 V.
6
POST OFFICE BOX 655303
•
DALLAS, TEXAS 75265
TI [ TEXAS INSTRUMENTS ]
