tf*
90%
6.5V P-P MIN
8.0V P-P MAX
0 Volts
10%
tr*
* Rise and fall times measured at point A-A’ in Figure 3 or 4
FIGURE 5 – TRANSMITTER (TX) OUTPUT
WAVE FORM
LAST BIT
0 Volts
Magnified View
* OUTPUT OFFSET
* OUTPUT OFFSET
2.5 µsec
*Offset measured at point A-A’ in Figure 3 or 4
FIGURE 6 – TRANSMITTER (TX)
OUTPUT OFFSET
4.0
3.6
3.2
2.8
2.4
2.0
PSC 1
PSC 2
1.6
1.2
PSC 3
0.8
0.4
0
0 10 20 30 40 50 60 70 80 90 100
DUTY CYCLE, PERCENT
FIGURE 7 – TYPICAL HYBRID POWER DISSIPATION vs DUTY CYCLE
SCD4444 Rev B
7