KSZ8794CNX Datasheet, PDF (108/124 Pages) Microchip Technology – Integrated 4-Port 10/100 Managed Ethernet Switch with Gigabit RGMII/MII/RMII Interface

KSZ8794CNX
TABLE 6-1: ELECTRICAL CHARACTERISTICS (CONTINUED)
Parameters
Symbol Min. Typ. Max. Units
—
—
0.4
Output Low Voltage
V_OL
—
—
0.4
V
—
—
0.3
Output Tri-State Leakage
I_OZ
—
—
10
µA
100BASE-TX Transmit (measured differentially after 1:1 transformer)
Peak Differential Output
Voltage
V_O
0.95
—
1.05
V
Output Voltage Imbalance
Rise/Fall Time
Rise/Fall Time Imbalance
Duty Cycle Distortion
Overshoot
Output Jitters
V_IMB
t_r/t_f
—
—
—
—
—
2
%
3
0
—
—
5
0.5
ns
—
—
±0.5
ns
—
—
5
%
0
0.75 1.4
ns
Note
V_DDIO = 3.3V
V_DDIO = 2.5V
V_DDIO = 1.8V
V_IN = GND ~ V_DDIO
100Ω termination on the differential
output
100Ω termination on the differential
output
—
—
—
—
Peak-to-Peak
10BASE-T Receive
Squelch Threshold
V_SQ
300 400 585 mV
5 MHz square wave
10BASE-T Transmit (measured differentially after 1:1 transformer) V_DDAT = 3.3V
Peak Differential Output
Voltage
V_P
2.2
2.5
2.8
V
100Ω termination on the differential
output
Output Jitters
—
—
1.4
3.5
ns
Peak-to-Peak
Rise/Fall Times
—
—
28
30
ns
—
I/O Pin Internal Pull-Up and Pull-Down Resistance
I/O Pin Effective Pull-Up
Resistance
R_1.8PU
75
95
135
I/O Pin Effective Pull-Down
Resistance
R_1.8PD
53
68
120
I/O Pin Effective Pull-Up
Resistance
R_2.5PU
46
60
93
I/O Pin Effective Pull-Down
Resistance
R_2.5PD
46
kΩ
59
103
I/O Pin Effective Pull-Up
Resistance
R_3.3PU
35
45
65
I/O Pin Effective Pull-Down
Resistance
R_3.3PD
37
46
74
V_DDIO = 1.8V
V_DDIO = 1.8V
V_DDIO = 2.5V
V_DDIO = 2.5V
V_DDIO = 3.3V
V_DDIO = 3.3V
DS00002134A-page 108
 2016 Microchip Technology Inc.