MC33298 Motorola, MC33298 Datasheet - Page 8

• Manufacturer Part Number: MC33298
• Description: OCTAL SERIAL SWITCH (SPI Input/Output)
• Manufacturer: Motorola

CSB
Output Voltage
Waveform 1
Output Voltage
Waveform 2
NOTES: 1. t dly(on) and t dly(off) are turn–on and turn–off propagation
8
CSB
C L represents the total capacitance of the test fixture and probe.
2. Waveform 1 is an output programmed from an “on” to an
3. Waveform 2 is an output programmed from an “off” to an
delay times.
“off” state.
“on” state.
Figure 7. Switching Time Test Circuit
Figure 9. Turn–On/Off Waveforms
10%
t rSI
V DD = 5.0 V
MC33298
50%
Under
Test
t dly(off)
t dly(on)
90%
10 ns
50%
50%
90%
V PWR = 14 V
50%
t fSI
R L = 26
C L
10%
Output
10 ns
MC33298
5.0 V
14 V
V OL
14 V
V OL
0
CSB
Output Voltage
Waveform
Output Current
Waveform
NOTES: 1. t pdly(off) is the output fault unlatch disable propagation delay
CSB
2. SFPD pin
C L represents the total capacitance of the test fixture and probe.
10%
time required to correctly report an output fault after CSB rises.
Represents an output commanded “on” while having an existing
output short (overcurrent) to supply.
Figure 10. Output Fault Unlatch Disable
Figure 8. Output Fault Unlatch Disable
t rSI
0.2 V.
MOTOROLA ANALOG IC DEVICE DATA
50%
V DD = 5.0 V
MC33298
Delay Waveforms
10 ns
Delay Test Circuit
Under
90%
Test
t dly(off)
50%
50%
90%
V PWR = 11 V
10%
I L = 2.0 A
(Output “On”)
C L = 20 pF
t fSI
Output
V off = 11 V
V on = 5.0 V
I O(CL)
10 ns
5.0 V
0
0