参数资料
型号: SMJ320C6201BW16
厂商: Texas Instruments, Inc.
元件分类: 数字信号处理
英文描述: FLOATING-POINT DIGITAL SIGNAL PROCESSOR
中文描述: 浮点数字信号处理器
文件页数: 10/64页
文件大小: 939K
代理商: SMJ320C6201BW16
SGUS030B
APRIL 2000
REVISED MAY 2001
10
POST OFFICE BOX 1443
HOUSTON, TEXAS 77251
1443
Signal Descriptions (Continued)
SIGNAL
TYPE
DESCRIPTION
NAME
NO.
EMIF
CONTROL SIGNALS COMMON TO ALL TYPES OF MEMORY
CE3
Y5
O/Z
CE2
V3
O/Z
Memory space enables
Enabled by bits 24 and 25 of the word address
Only one asserted during any external data access
Byte enable control
Decoded from the two lowest bits of the internal address
Byte write enables for most types of memory
Can be directly connected to SDRAM read and write mask signal (SDQM)
EMIF
ADDRESS
CE1
T6
O/Z
CE0
U2
O/Z
BE3
R8
O/Z
BE2
T3
O/Z
BE1
T2
O/Z
BE0
R2
O/Z
EA21
L4
EA20
L3
EA19
J2
EA18
J1
EA17
K1
EA16
K2
EA15
L2
EA14
L1
EA13
M1
EA12
M2
O/Z
E ternal address ( ord address)
External address (word address)
EA11
M6
EA10
N4
EA9
N1
EA8
N2
EA7
N6
EA6
P4
EA5
P3
EA4
P2
EA3
EA2
I = Input, O = Output, Z = High Impedance, S = Supply Voltage, GND = Ground
P1
P6
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