78Q2120 Teridian Semiconductor Corp. (TDK Semiconductor), 78Q2120 Datasheet - Page 27

• Manufacturer Part Number: 78Q2120
• Description: 10/100 Ethernet PHYS
• Manufacturer: Teridian Semiconductor Corp. (TDK Semiconductor)

10/100BASE-TX
Ethernet Transceiver
10BASE-T Transmitter
The specifications in the following table are included for information only.
10BASE-T Receiver
10BASE-T Receiver
The specifications in the following table are included for information only.
Output return loss
Harmonic Content
Output Impedance Balance
Peak Common-mode Output Voltage
Common-mode rejection
Common-mode rejection jitter
PARAMETER
PLL Locking Time
Jitter Tolerance (pk-pk)
Input Squelched Threshold
Input Un-squelch Threshold
Bit Error Ratio
Differential Input Resistance
Common-mode rejection
1 MHz < freq < 20 MHz
Any harmonic;
dB below fundamental;
All ones data
15 V
wave applied to
transmitter common-
mode. All data
sequences.
15 V
wave applied to
transmitter common-
mode. All data
sequences.
Square wave
0 < f < 500 kHz
pk
pk
CONDITION
, 10.1 MHz sine
, 10.1 MHz sine
27
29 17
−
MIN
600
300
20
15
27
25
log
æ
ç
è
10
f
ö
÷
ø
NOM
10
900
350
1.8
32
-10
MAX
1000
100
400
50
1
UNIT
mV
mV
mV
mV
dB
dB
dB
kΩ
ns
µs
ns
V