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IC BLOCK DIAGRAMS AND TERMINAL DESCRIPTIONS -29
Q3601 : D707E001BRFP250 (32 bit Floating-Point Digital Signal Processor)
TERMINAL DESCRIPTION(1/3)
DTC-9.8
TYPE
External Memory Interface (EMIF) Addressand Control
EM_A[0]
91
O
EM_A[1]
89
O
EM_A[2]
88
O
EM_A[3]
86
O
EM_A[4]
84
O
EM_A[5]
83
O
EMIF Address Bus
EM_A[6]
80
O
EM_A[7]
79
O
EM_A[8]
76
O
EM_A[9]
75
O
EM_A[10]
93
O
EM_A[11]
74
O
EM_BA[0]
96
O
SDRAM Bank Address and Asynchronous Memory
Low-Order Address
EM_BA[1]
94
O
EM_CS[0]
97
O
SDRAM Chip Select
EM_CS[2]
100
O
Asynchronous Memory Chip Select
EM_CAS
37
O
SDRAM Column Address Strobe
EM_RAS
98
O
SDRAM Row Address Strobe
EM_WE
38
O
SDRAM Write Enable
EM_CKE
71
O
SDRAM Clock Enable
EM_CLK
70
O
SDRAM Clock
EM_WE_DQM[0]
39
O
Write Enable or Byte Enable for EM_D[7:0]
EM_WE_DQM[1]
67
O
Write Enable or Byte Enable for EM_D[15:8]
EM_OE
104
O
SDRAM Output Enable
EM_RW
102
O
Asynchronous Memory Read/not Write
SIGNAL NAME
PIN NO.
DESCRIPTION
External Memory Interface (EMIF) Data Bus
EM_D[0]
52
IO
51
IO
49
IO
48
IO
46
IO
45
IO
43
IO
41
IO
66
IO
64
IO
63
IO
EM_D[11]
61
IO
EM_D[12]
59
IO
EM_D[13]
58
IO
EM_D[14]
56
IO
EM_D[15]
55
IO
EMIF Data Bus [Lower 16 Bits]
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9
2
8
9
4
2
9
8
TEL 13942296513
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
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