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參數(shù)資料
| 型號(hào)： | KSZ8997 |
| 廠商： | Micrel Inc |
| 文件頁(yè)數(shù)： | 38/39頁(yè) |
| 文件大?。?/td> | 0K |
| 描述： | IC SWITCH 10/100 8PORT 128PQFP |
| 標(biāo)準(zhǔn)包裝： | 66 |
| 系列： | * |
| 類型： | * |
| 應(yīng)用： | * |
| 安裝類型： | 表面貼裝 |
| 封裝/外殼： | 128-BFQFP |
| 供應(yīng)商設(shè)備封裝： | 128-PQFP（14x20） |
| 包裝： | 托盤 |
| 產(chǎn)品目錄頁(yè)面： | 1081 (CN2011-ZH PDF) |
| 其它名稱： | 576-1043 |
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Micrel, Inc.
KS8997/KSZ8997
February 2007
8
M9999-022807-1.1
Pin
Number
Pin Name
Type(1)
Port
Pin Function
39
GND-ISO
Gnd
Analog ground
40
RXP[7]
I
7
Physical receive signal + (differential)
41
RXM[7]
I
7
Physical receive signal - (differential)
42
GND_TX
Gnd
Ground for transmit circuitry
43
TXP[7]
O
7
Physical receive signal + (differential)
44
TXM[7]
O
7
Physical receive signal - (differential)
45
VDD_TX
Pwr
2.0V for transmit circuitry
46
VDD_TX
Pwr
2.0V for transmit circuitry
47
TXP[8]
O
8
Physical receive signal + (differential)
48
TXM[8]
O
8
Physical receive signal - (differential)
49
GND_TX
Gnd
Ground for transmit circuitry
50
RXP[8]
I
8
Physical receive signal + (differential)
51
RXM[8]
I
8
Physical receive signal - (differential)
52
GND_RX
Gnd
Ground for equalizer
53
VDD_RX
Pwr
2.0V for equalizer
54
GND_RCV
Gnd
Ground for clock recovery circuit
55
VDD_RCV
Pwr
2.0V for clock recovery circuit
56
GND_RCV
Gnd
Ground for clock recovery circuit
57
VDD_RCV
Pwr
2.0V for clock recovery circuit
58
RLPBK
I
Enable loop back for testing
59
T[1]
I
Factory test pin – float for normal operation
60
EN1P
I
Enable 802.1p for all ports
61
SDA
I/O
Serial data from EEPROM or processor
62
SCL
I/O
Clock for EEPROM or from processor
63
VDD
Pwr
2.0V for core digital circuitry
64
GND
Gnd
Ground for core digital circuitry
65
VDD-IO
Pwr
2.0V, 2.5V or 3.3V for I/O circuitry
66
GND
Gnd
Ground for digital circuitry
67
GND
Gnd
Ground for core digital circuitry
68
VDD
Pwr
2.0V for core digital circuitry
69
BIST
I
Built-in self test—tie low for normal operation
70
RST#
I
Reset
71
LED[1][3]
I/O
1
LED indicator 3
72
LED[1][2]
I/O
1
LED indicator 2
73
LED[1][0]
I/O
1
LED indicator 0
74
LED[2][3]
I/O
2
LED indicator 3
75
LED[2][2]
I/O
2
LED indicator 2
76
LED[2][0]
I/O
2
LED indicator 0
77
VDD-IO
Pwr
2.0V, 2.5V or 3.3V for I/O circuitry
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