參數(shù)資料
型號: TMS32C6414EGLSA6E3
廠商: Texas Instruments, Inc.
元件分類: 數(shù)字信號處理
英文描述: FIXED-POINT DIGITAL SIGNAL PROCESSORS
中文描述: 定點數(shù)字信號處理器
文件頁數(shù): 93/141頁
文件大?。?/td> 2234K
代理商: TMS32C6414EGLSA6E3
TMS320C6414, TMS320C6415, TMS320C6416
FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS146N
FEBRUARY 2001
REVISED MAY 2005
93
POST OFFICE BOX 1443
HOUSTON, TEXAS 77251
1443
SYNCHRONOUS DRAM TIMING
timing requirements for synchronous DRAM cycles for EMIFA module
(see Figure 27)
NO.
5E0
A
5E0
6E3
A
6E3
7E3
UNIT
MIN
2.1
2.5
MAX
MIN
0.6
1.8
MAX
6
7
t
su(EDV-EKO1H)
t
h(EKO1H-EDV)
Setup time, read EDx valid before ECLKOUTx high
Hold time, read EDx valid after ECLKOUTx high
ns
ns
These C64x
devices have two EMIFs (EMIFA and EMIFB). All EMIFA signals are prefixed by an “A” and all EMIFB signals are prefixed by a
“B”. Throughout the rest of this document, in generic EMIF areas of discussion, the prefix “A” or “B” may be omitted [e.g., the synchronous DRAM
memory access signals are shown as generic ( SDCAS, SDWE, and SDRAS ) instead of ASDCAS, ASDWE, and ASDRAS (for EMIFA) and
BSDCAS, BSDWE, and BSDRAS (for EMIFB)].
switching characteristics over recommended operating conditions for synchronous DRAM cycles
for EMIFA module
(see Figure 27
Figure 34)
NO.
PARAMETER
5E0
A
5E0
6E3
A
6E3
7E3
UNIT
MIN
1.3
MAX
6.4
6.4
MIN
1.3
MAX
4.9
4.9
1
2
3
4
5
8
9
10
11
12
13
t
d(EKO1H-CEV)
t
d(EKO1H-BEV)
t
d(EKO1H-BEIV)
t
d(EKO1H-EAV)
t
d(EKO1H-EAIV)
t
d(EKO1H-CASV)
t
d(EKO1H-EDV)
t
d(EKO1H-EDIV)
t
d(EKO1H-WEV)
t
d(EKO1H-RAS)
t
d(EKO1H-ACKEV)
t
d(EKO1H-PDTV)
Delay time, ECLKOUTx high to CEx valid
Delay time, ECLKOUTx high to BEx valid
Delay time, ECLKOUTx high to BEx invalid
Delay time, ECLKOUTx high to EAx valid
Delay time, ECLKOUTx high to EAx invalid
Delay time, ECLKOUTx high to SDCAS valid
Delay time, ECLKOUTx high to EDx valid
Delay time, ECLKOUTx high to EDx invalid
Delay time, ECLKOUTx high to SDWE valid
Delay time, ECLKOUTx high to SDRAS valid
Delay time, ECLKOUTx high to ASDCKE valid (EMIFA only)
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
1.3
1.3
6.4
4.9
1.3
1.3
1.3
1.3
6.4
6.4
4.9
4.9
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
6.4
6.4
6.4
4.9
4.9
4.9
14
Delay time, ECLKOUTx high to PDT valid
1.3
6.4
1.3
4.9
ns
These C64x
devices have two EMIFs (EMIFA and EMIFB). All EMIFA signals are prefixed by an “A” and all EMIFB signals are prefixed by a
“B”. Throughout the rest of this document, in generic EMIF areas of discussion, the prefix “A” or “B” may be omitted [e.g., the synchronous DRAM
memory access signals are shown as generic ( SDCAS, SDWE, and SDRAS ) instead of ASDCAS, ASDWE, and ASDRAS (for EMIFA) and
BSDCAS, BSDWE, and BSDRAS (for EMIFB)].
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TMS32C6414EGLZA5W0 制造商:Texas Instruments 功能描述: