SN65C3238_07 Datasheet, PDF (7/20 Pages) Texas Instruments – 3-V TO 5.5-V MULTICHANNEL RS-232 COMPATIBLE LINE DRIVER/RECEIVER

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SN65C3238, SN75C3238
3ĆV TO 5.5ĆV MULTICHANNEL RSĆ232 COMPATIBLE LINE DRIVER/RECEIVER
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SLLS352F − JUNE 1999 − REVISED OCTOBER 2004
AUTO-POWERDOWN PLUS SECTION
electrical characteristics over recommended ranges of supply voltage and operating free-air
temperature (unless otherwise noted) (see Figure 5)
PARAMETER
TEST CONDITIONS
VT+(valid)
Receiver input threshold
for INVALID high-level output voltage
FORCEON = GND,
FORCEOFF = VCC
VT−(valid)
Receiver input threshold
for INVALID high-level output voltage
FORCEON = GND,
FORCEOFF = VCC
VT(invalid)
Receiver input threshold
for INVALID low-level output voltage
FORCEON = GND,
FORCEOFF = VCC
VOH
INVALID high-level output voltage
IOH = −1 mA, FORCEON = GND,
FORCEOFF = VCC
VOL
INVALID low-level output voltage
IOL = 1.6 mA, FORCEON = GND,
FORCEOFF = VCC
† _{All typical values are at VCC = 3.3 V or VCC = 5 V, and TA = 25°C.}
MIN
TYP† MAX UNIT
2.7 V
−2.7
V
−0.3
0.3 V
VCC − 0.6
V
0.4 V
switching characteristics over recommended ranges of supply voltage and operating free-air
temperature (unless otherwise noted) (see Figure 5)
PARAMETER
tvalid
Propagation delay time, low- to high-level output
tinvalid
Propagation delay time, high- to low-level output
ten
Supply enable time
tdis
Receiver or driver edge to auto-powerdown plus
† _{All typical values are at VCC = 3.3 V or VCC = 5 V, and TA = 25°C.}
MIN TYP†
0.1
50
25
15
30
MAX
60
UNIT
µs
µs
µs
s
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