MU9C8148 Ver la hoja de datos (PDF) - Music Semiconductors
Número de pieza
componentes Descripción
Fabricante
MU9C8148 Datasheet PDF : 24 Pages
| |||
MU9C8148
SWITCHING CHARACTERISTICS
Arbitration Switching Characteristics
No. Symbol Parameter
1 tCHRQL /RQ LOW from RXC HIGH
2 tCHRQH /RQ HIGH from RXC HIGH
3 tRQLCH /RQI to RXC Setup Time
Min
Typ.
Max
17
16
3
MAC Interface Switching Characteristics
No. Symbol Parameter
4 tCHMFH XMATCH,XFAIL HIGH from RXC HIGH
5 tCHMFL XMATCH,XFAIL LOW from RXC HIGH
6 tCHFLL /FLUSH LOW from RXC HIGH
7 tCHFLH /FLUSH HIGH from RXC HIGH
Min
Typ.
Max
18
18
18
18
Transceiver Interface Switching Characteristics
No. Symbol Parameter
8 tRDCH RXD to RXC Setup Time
9 tCLCL RXC period
10 tCLCH
11 tCHCL
12 tCHRX
RXC LOW Period
RXC HIGH Period
RXD from RXC Hold Time
Min
Typ.
Max
3
30
31.25
125
11
11
3
SWITCHING TEST FIGURES
Units
ns
ns
ns
Notes
Units
ns
ns
ns
ns
Notes
Units
ns
ns
ns
ns
ns
ns
Notes
16 Mbit/s TR
4 Mbit/s TR
5.0 Volts
To Device
Under Test
R2 = 333 ohms
R1 = 500 ohms
C1 = 30 pF
(includes jig)
5.0 Volts
To Device
Under Test
R2 = 333 ohms
R1 = 500 ohms
C1 = 5 pF
Fig. 2: TTL Switching Test Load
5.0 Volts
620 ohms
To Device
Under Test
30 pF
Fig. 4: Open-drain Test Load
Fig. 3: Three-state Test Load
INPUT
WAVEFORM
0V
50% AMPLITUDE
POINT
V IL(MIN)
10 ns
Fig. 5: Input Signal Waveform
Rev. 5.5 Draft web
17
Share Link: 