参数资料
型号: MC68302FC20CR2
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: 4 CHANNEL(S), 10M bps, LOCAL AREA NETWORK CONTROLLER, PQFP132
封装: 0.950 X 0.950 INCH, 0.025 INCH PITCH, PLASTIC, QFP-132
文件页数: 95/128页
文件大小: 641K
代理商: MC68302FC20CR2
Signal Descriptions
5-2
MC68EN302 REFERENCE MANUAL
MOTOROLA
29
TCK
IN
30
TRST
IN
31
DTACK
BIDIR
32
GND3
PWR
33
VCC3
PWR
34
RCLK1/L1CLK
BIDIR
35
TCLK1/L1SY0/SDS1
BIDIR
36
TXD1/L1TXD
OUT
37
RTS1/L1RQ/GCIDCL
OUT
38
RTS3/SPTXD
OUT
39
CD3/SPCLK
BIDIR
40
AMUX/BRG1
OUT
41
GND
IN
42
PARITY1/BUSW
BIDIR
43
PARITY0/DISCPU
BIDIR
44
VCC4
PWR
PGA only
FRZ
IN
45
GND4
PWR
46
PARITYE/THREESTATE
BIDIR
47
WEL/DREQ/PA13
BIDIR
48
WEH/DACK/PA14
BIDIR
49
OE/DONE/PA15
BIDIR
50
RAS1/BRG3/PA12
BIDIR
51
RAS0/BRG2/SDS2/PA7
BIDIR
52
GND5
PWR
53
TCLK3/PA11
BIDIR
54
RCLK3/PA10
BIDIR
55
TXD3/PA9
BIDIR
56
RXD3/PA8
BIDIR
57
VCC5
PWR
58
CD2/PA6
BIDIR
59
RTS2/PA5
BIDIR
60
CTS2/PA4
BIDIR
61
GND6
PWR
62
TCLK2/PA3
BIDIR
63
RCLK2/PA2
BIDIR
64
TXD2/PA1
BIDIR
65
RXD2/PA0
BIDIR
66
RXD1/L1RXD
IN
67
CTS1/L1GR
IN
68
CD1/L1SY1
IN
69
CTS3/SPRXD
IN
70
RX
BIDIR
71
RENA
BIDIR
72
TX
OUT
73
VCC6
PWR
74
GND7
PWR
75
CLSN
IN
76
RCLK
IN
77
TENA
OUT
Table 5-1. MC68EN302 144-TQFP Pin/Signal Definition
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