SLLS350E – APRIL 1999 – REVISED OCTOBER 2000
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 3 and Figure 6)
PARAMETER
VOH
VOL
VIT
IT+
VIT
IT–
Vhys
Ioff
ri
High-level output voltage
Low-level output voltage
Positive-going
Positive going input threshold voltage
Negative-going
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
2.4
2.4
MAX
UNIT
V
V
V
V
V
µA
kΩ
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 3. 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 3)
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‡
TEST CONDITIONS
CL = 150 pF See Figure 3
pF,
CL = 150 pF RL = 3 kΩ, See Figure 4
pF,
kΩ
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 3. 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
MAXIM [ MAXIM INTEGRATED PRODUCTS ]
