Datasheet
2017 Microchip Technology Inc. DS00002436B-page 15
KSZ8041TL/FTL/MLL
FIGURE 2-3: KSZ8041MLL 48-PIN TQFP ASSIGNMENT, (TOP VIEW)
TABLE 2-3: SIGNALS FOR KSZ8041MLL
Pin
Number
Pin Name
Type
Note 2-1
Description
1GNDGNDGround
2GNDGNDGround
3GNDGNDGround
4 VDDA_1.8 P 1.8V analog V
DD
5 VDDA_1.8 P 1.8V analog V
DD
6 V1.8_OUT P 1.8V output voltage from chip
7 VDDA_3.3 P 3.3V analog V
DD
8 VDDA_3.3 P 3.3V analog V
DD
9 RX– I/O Physical receive or transmit signal (– differential)
10 RX+ I/O Physical receive or transmit signal (+ differential)
11 TX– I/O Physical transmit or receive signal (– differential)
12 TX+ I/O Physical transmit or receive signal (+ differential)
13 GND GND Ground
1
NC
NC
TXC
RST#
INTRP
REXT
GND
RXER /
ISO
GND
VDD_1.8
GND
GND
GND
GND
XO
VDDA_3.3
NC
TXD1
TXD0
TXEN
LED1 /
SPEED
LED0 /
NWAYEN
CRS /
CONFIG1
NC
2
3
8
13 14 16 17
29
30
31
32
33
34
35
36
4142434445464748
RX+
TX-
RX-
9
10
11
GND
24
TXD3
TXD2
GND
COL /
CONFIG0
37383940
RXC
VDDIO_3.3
VDDIO_3.3
RXDV /
CONFIG2
25
26
27
28
RXD2 /
PHYAD1
RXD1 /
PHYAD2
RXD0 /
DUPLEX
21 22 23
MDIO
MDC
RXD3 /
PHYAD0
18 19 20
XI
15
TX+
12
VDDA_1.8
VDDA_1.8
4
5
V1.8_OUT
VDDA_3.3
6
7
KSZ8041MLL