KSZ8864RMN Micrel Inc, KSZ8864RMN Datasheet - Page 14

• Manufacturer Part Number: KSZ8864RMN
• Description: IC ETHERNET SW 4PORT 64QFN
• Manufacturer: Micrel Inc

Specifications of KSZ8864RMN

• Controller Type: Ethernet Switch Controller
• Interface: MII, RMII
• Voltage - Supply: 1.8V, 2.5V, 3.3V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: *
• Package / Case: *
• Lead Free Status / RoHS Status: Supplier Unconfirmed
• Current - Supply: -
• Lead Free Status / RoHS Status: Supplier Unconfirmed, Lead free / RoHS Compliant
• Other names: 576-3787; KSZ8864RMN

January 2011
Pin Description
Pin Number
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
1
2
3
4
5
6
7
8
9
SM3RXDV/SM3CRSDV
SM3TXC/SM3REFCLK
SM3TXEN
SM3RXD3
Pin Name
SM3TXD3
SM3TXD2
SM3TXD1
SM3TXD0
SM3RXC
VDDA12
INTR_N
VDDAT
VDDAT
VDDIO
VDDC
RXM1
TXM1
RXM2
TXM2
RXP1
RXP2
TXP1
TXP2
GND
ISET
Type
Ipd/O
Ipd/O
Gnd
Opu
Ipd
Ipd
Ipd
Ipd
Ipd
I/O
I/O
O
O
O
O
P
P
P
P
P
I
I
I
I
(1)
Port
1
1
1
1
2
2
2
2
3
3
3
3
3
3
3
3
3
Pin Function
Physical receive signal + (differential).
Physical receive signal – (differential).
Physical transmit signal + (differential).
Physical transmit signal – (differential).
1.2V analog power.
Ground with all grounding of die bottom.
Set physical transmit output current. Pull-down with a
12.4kΩ1% resistor.
3.3V analog V
Physical receive signal + (differential).
Physical receive signal - (differential).
Physical transmit signal + (differential).
Physical transmit signal – (differential).
3.3V analog V
Interrupt. This pin is Open-Drain output pin.
1.2V digital core V
MAC3 Switch MII/RMII transmit enable.
MAC3 Switch MII transmit bit 3.
MAC3 Switch MII transmit bit 2.
MAC3 Switch MII/RMII transmit bit 1.
MAC3 Switch MII/RMII transmit bit 0.
MAC3 Switch MII transmit clock:
Input: SW3-MII MAC mode.
Output: SW3-MII PHY mode.
Input: SW3-RMII reference clock.
3.3V, 2.5V or 1.8V digital V
MAC3 Switch MII Receive clock:
Input: SW3-MII MAC mode.
Output: SW3-MII PHY mode.
Output: SW3-RMII reference clock.
Unused RMII clock can be pull-down or disable by register 87.
SM3RXDV: MAC3 Switch SW3-MII receive data valid.
SM3CRSDV: MAC3 Switch SW3-RMII Carrier Sense/Receive
Data Valid.
MAC3 Switch MII receive bit 3.
Strap option:
PD (default) = enable flow control;
PU = disable flow control.
14
(2)
DD
DD
.
.
DD
.
DD
for digital I/O circuitry.
M9999-012011-1.2