
Micrel, Inc.
KSZ8864RMN
April 2012
15
M9999-043012-1.5
Pin Description (Continued)
Pin Number
Pin Name
Type
(1)
Port
Pin Function
(2)
61
RST_N
IPU
Reset the device. Active low.
62
VDDC
P
1.2V digital core VDD.
63
X1
I
25MHz crystal clock connection/or 3.3V Oscillator input. Crystal/Oscillator should
be <= ±50ppm tolerance.
64
X2
O
25MHz crystal clock connection.
Notes:
1.
P = Power supply.
I = Input.
O = Output.
I/O = Bidirectional.
GND = Ground.
IPU = Input w/internal pull-up.
IPD = Input w/internal pull-down.
IPD/O = Input w/internal pull-down during reset, output pin otherwise.
IPU/O = Input w/internal pull-up during reset, output pin otherwise.
NC = No connect.
2.
PU = Strap pin pull-up.
PD = Strap pull-down.
OTRI = Output tristated.