參數(shù)資料
型號: MX98216EC
廠商: MACRONIX INTERNATIONAL CO LTD
元件分類: 微控制器/微處理器
英文描述: 16 CHANNEL(S), 100M bps, LOCAL AREA NETWORK CONTROLLER, PQFP208
封裝: PLASTIC, QFP-208
文件頁數(shù): 33/37頁
文件大?。?/td> 269K
代理商: MX98216EC
MX98216EC
P/N:PM0781
REV. 0.2, Apr, 18, 2001
5
PIN DESCRIPTION
10/100Mbps RMII INTERFACE
PIN#
PIN NAME
I/O
DESCRIPTION
4
10
18
24
30
38
44
52
58
66
72
81
89
95
103
109
CRSDV_0
CRSDV_1
CRSDV_2
CRSDV_3
CRSDV_4
CRSDV_5
CRSDV_6
CRSDV_7
CRSDV_8
CRSDV_9
CRSDV_10
CRSDV_11
CRSDV_12
CRSDV_13
CRSDV_14
CRSDV_15
I
Carrier Sense/Receive Data Valid
Active high, indicate receive medium is non-idle.
CRSDV is asserted
asynchronously with respect to CLK.
6, 5
12, 11
20, 19
26, 25
32, 31
40, 39
46, 45
54, 53
60, 59
68, 67
76, 73
83, 82
91, 90
99, 98
105, 104
111, 110
RXD_0[1:0]
RXD_1[1:0]
RXD_2[1:0]
RXD_3[1:0]
RXD_4[1:0]
RXD_5[1:0]
RXD_6[1:0]
RXD_7[1:0]
RXD_8[1:0]
RXD_9[1:0]
RXD_10[1:0]
RXD_11[1:0]
RXD_12[1:0]
RXD_13[1:0]
RXD_14[1:0]
RXD_15[1:0]
I
Receive Data
From Port 0 to Port 23, synchronous to CLK and RXD[1] is MSB.
While CRSDV is deasserted, RXD[1:0] is “ 00” .
3
9
15
23
29
37
43
51
57
65
71
79
88
94
102
108
TXEN_0
TXEN_1
TXEN_2
TXEN_3
TXEN_4
TXEN_5
TXEN_6
TXEN_7
TXEN_8
TXEN_9
TXEN_10
TXEN_11
TXEN_12
TXEN_13
TXEN_14
TXEN_15
O
4mA
Transmit Enable
Active high, assertion indicates the MAC is presenting di-bits on
TXD[1:0] for transmission.
TXEN is asserted synchronously with first
nibble of preamable and remained asserted while all di-bits transmitted
are presented on RMII.
TXEN is negated prior to 1
st CLK rising edge
following the final di-bit of frame.
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