ICL3310 Datasheet, PDF (7/9 Pages) Intersil Corporation – +3V to +5.5V, 1 Microamp, 250kbps, RS-232 Transmitter/Receiver

5V/DIV.
T1_IN
T1_OUT
R1_OUT
V_CC = +3.3V
C1 - C4 = 0.1µF
5µs/DIV.
FIGURE 7. LOOPBACK TEST AT 120kbps
5V/DIV.
T1_IN
ICL3310
Interconnection with 3V and 5V Logic
The ICL3310 directly interface with most 5V logic families,
including ACT and HCT CMOS. See Table 3 for more
information on possible combinations of interconnections.
TABLE 3. LOGIC FAMILY COMPATIBILITY WITH VARIOUS
SUPPLY VOLTAGES
SYSTEM
V_CC
POWER-SUPPLY SUPPLY
VOLTAGE VOLTAGE
(V)
(V)
COMPATIBILITY
3.3
3.3 Compatible with all CMOS families.
5
5
Compatible with all TTL and CMOS
logic families.
5
3.3 Compatible with ACT and HCT
CMOS, and with TTL. Incompatible
with AC, HC, or CD4000 CMOS.
T1_OUT
R1_OUT
V_CC = +3.3V
C1 - C4 = 0.1µF
2µs/DIV.
FIGURE 8. LOOPBACK TEST AT 250kbps
Typical Performance Curves V_CC = 3.3V, T_A = 25^oC
6.0
V_OUT+
4.0
2.0
1 TRANSMITTER AT 250kbps
1 TRANSMITTER AT 30kbps
0
-2.0
-4.0
V_OUT -
-6.0
0
1000
2000
3000
4000
LOAD CAPACITANCE (pF)
5000
FIGURE 9. TRANSMITTER OUTPUT VOLTAGE vs LOAD
CAPACITANCE
25
20
15
-SLEW
+SLEW
10
5
0
1000
2000
3000
4000
5000
LOAD CAPACITANCE (pF)
FIGURE 10. SLEW RATE vs LOAD CAPACITANCE
7