78Q2120C09-64CGT/F Maxim Integrated Products, 78Q2120C09-64CGT/F Datasheet - Page 32

• Manufacturer Part Number: 78Q2120C09-64CGT/F
• Description: TXRX 10/100 BASE 3.3V 64-LQFP
• Manufacturer: Maxim Integrated Products

Specifications of 78Q2120C09-64CGT/F

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

EXTERNAL CKIN OSCILLATOR CHARACTERISTICS
Note 1: IEEE 802.3 frequency tolerance ±50 ppm
Page: 32 of 35
PARAMETER
CKIN Frequency
CKIN Period
CKIN Duty Cycle
Rise / Fall Time
Absolute Jitter
SYMBOL
Tclkper
Tr, Tf
f
External CKIN Oscillator Characteristics
CKIN
See Note 1
See Note 1
Tclkhi / Tclkper
Input signaling
requirements = CI
©
2009 Teridian Semiconductor Corporation
CONDITION
T
r
T
T
clkper
clkhi
T
f
MIN
45
25.000
NOM
40
10/100BASE-TX
MAX
4.0
0.1
55
Transceiver
78Q2120C
UNIT
MHz
Rev 1.3
ns
ns
ns
%