
KL5KUSB121
USB to 10/100 Ethernet Controller
Kawasaki LSI
2570 North First Street
Suite 301
San Jose, CA 95131
Tel: (408) 570-0555
Fax: (408) 570-0567
www.klsi.com
4
Ver. 1.1
PRELIMINARY
Pin #
LQFP
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
I/O
Pin Name
Description
OUT
OUT
IN
IN
OUT
OUT
OUT
IN
OUT
OUT
N/C
N/C
IN
IN
IN/OUT
IN
OUT
OUT
N/C
IN
IN
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
IN/OUT
IN/OUT
IN/OUT
IN/OUT
IN/OUT
IN/OUT
IN/OUT
IN/OUT
IN/OUT
IN/OUT
IN/OUT
IN/OUT
IN
IN/OUT
IN/OUT
IN
X2
12MHz Crystal Output
External Address Pin
VDD
VDD
External Address Pin
External Address Pin
SRAM Byte High Enable
GND
SRAM Byte Low Enable
Turns on 3.3V to TX LED
Open connection
Open connection
VDD
Ground
Active low Powerdown mode signal to Phy
GND
External Memory Read (Active low)
External Memory Write (Active low)
External ROM CS, active LO
Reset Pin
Test Pin,
Disconnect for Normal Operation
External Address Pins
External Address Pins
External Address Pins
External Address Pins
External Address Pins
External Address Pins
External Address Pins
External Address Pins
External Address Pins
External Address Pins
External Address Pins
External Address Pins
External Address Pins
External Data Pins
External Data Pins
External Data Pins
External Data Pins
External Data Pins
External Data Pins
External Data Pins
External Data Pins
External Data Pins
External Data Pins
External Data Pins
External Data Pins
GND
External Data Pins
External Data Pins
GND
XA_15
VDD
OVDD
XA_14
XA_0
nXBHE
IGND
nXRAMSEL
LED_ON
N/C
N/C
VDD
GND
nPDN
GND
nXRD
nXWR
nXROMSEL
nRESET
nTST
XA_1
XA_2
XA_3
XA_4
XA_5
XA_6
XA_7
XA_8
XA_9
XA_10
XA_11
XA_12
XA_13
XD_0
XD_1
XD_2
XD_3
XD_4
XD_5
XD_6
XD_7
XD_8
XD_9
XD_10
XD_11
IGND
XD_12
XD_13
OGND