參數(shù)資料
型號(hào): TMX320C6412GNZ
廠商: Texas Instruments, Inc.
英文描述: Signal Processor
中文描述: 信號(hào)處理器
文件頁(yè)數(shù): 126/159頁(yè)
文件大?。?/td> 1989K
代理商: TMX320C6412GNZ
第1頁(yè)第2頁(yè)第3頁(yè)第4頁(yè)第5頁(yè)第6頁(yè)第7頁(yè)第8頁(yè)第9頁(yè)第10頁(yè)第11頁(yè)第12頁(yè)第13頁(yè)第14頁(yè)第15頁(yè)第16頁(yè)第17頁(yè)第18頁(yè)第19頁(yè)第20頁(yè)第21頁(yè)第22頁(yè)第23頁(yè)第24頁(yè)第25頁(yè)第26頁(yè)第27頁(yè)第28頁(yè)第29頁(yè)第30頁(yè)第31頁(yè)第32頁(yè)第33頁(yè)第34頁(yè)第35頁(yè)第36頁(yè)第37頁(yè)第38頁(yè)第39頁(yè)第40頁(yè)第41頁(yè)第42頁(yè)第43頁(yè)第44頁(yè)第45頁(yè)第46頁(yè)第47頁(yè)第48頁(yè)第49頁(yè)第50頁(yè)第51頁(yè)第52頁(yè)第53頁(yè)第54頁(yè)第55頁(yè)第56頁(yè)第57頁(yè)第58頁(yè)第59頁(yè)第60頁(yè)第61頁(yè)第62頁(yè)第63頁(yè)第64頁(yè)第65頁(yè)第66頁(yè)第67頁(yè)第68頁(yè)第69頁(yè)第70頁(yè)第71頁(yè)第72頁(yè)第73頁(yè)第74頁(yè)第75頁(yè)第76頁(yè)第77頁(yè)第78頁(yè)第79頁(yè)第80頁(yè)第81頁(yè)第82頁(yè)第83頁(yè)第84頁(yè)第85頁(yè)第86頁(yè)第87頁(yè)第88頁(yè)第89頁(yè)第90頁(yè)第91頁(yè)第92頁(yè)第93頁(yè)第94頁(yè)第95頁(yè)第96頁(yè)第97頁(yè)第98頁(yè)第99頁(yè)第100頁(yè)第101頁(yè)第102頁(yè)第103頁(yè)第104頁(yè)第105頁(yè)第106頁(yè)第107頁(yè)第108頁(yè)第109頁(yè)第110頁(yè)第111頁(yè)第112頁(yè)第113頁(yè)第114頁(yè)第115頁(yè)第116頁(yè)第117頁(yè)第118頁(yè)第119頁(yè)第120頁(yè)第121頁(yè)第122頁(yè)第123頁(yè)第124頁(yè)第125頁(yè)當(dāng)前第126頁(yè)第127頁(yè)第128頁(yè)第129頁(yè)第130頁(yè)第131頁(yè)第132頁(yè)第133頁(yè)第134頁(yè)第135頁(yè)第136頁(yè)第137頁(yè)第138頁(yè)第139頁(yè)第140頁(yè)第141頁(yè)第142頁(yè)第143頁(yè)第144頁(yè)第145頁(yè)第146頁(yè)第147頁(yè)第148頁(yè)第149頁(yè)第150頁(yè)第151頁(yè)第152頁(yè)第153頁(yè)第154頁(yè)第155頁(yè)第156頁(yè)第157頁(yè)第158頁(yè)第159頁(yè)
HOLD/HOLDA Timing
126
April 2003 Revised June 2004
SPRS219D
8
HOLD/HOLDA Timing
Table 81. Timing Requirements for the HOLD/HOLDA Cycles for EMIFA Module
(see Figure 81)
NO.
500
600
UNIT
MIN
MAX
MIN
MAX
3
th(HOLDAL-HOLDL)
Hold time, HOLD low after HOLDA low
E
E
ns
E = the EMIF input clock (AECLKIN, CPU/4 clock, or CPU/6 clock) period in ns for EMIFA.
Table 82. Switching Characteristics Over Recommended Operating Conditions for the HOLD/HOLDA
Cycles for EMIFA Module
§
(see Figure 81)
NO.
PARAMETER
500
600
UNIT
MIN
MAX
MIN
MAX
1
td(HOLDL-EMHZ)
td(EMHZ-HOLDAL)
td(HOLDH-EMLZ)
td(EMLZ-HOLDAH)
td(HOLDL-EKOHZ)
td(HOLDH-EKOLZ)
E = the EMIF input clock (AECLKIN, CPU/4 clock, or CPU/6 clock) period in ns for EMIFA.
EMIFA Bus consists of: ACE[3:0], ABE[7:0], AED[63:0], AEA[22:3], AARE/ASDCAS/ASADS/ASRE, AAOE/ASDRAS/ASOE, and
AAWE/ASDWE/ASWE
,
ASDCKE, ASOE3, and APDT.
§The EKxHZ bits in the EMIF Global Control register (GBLCTL) determine the state of the AECLKOUTx signals during HOLDA. If EKxHZ = 0,
AECLKOUTx continues clocking during Hold mode. If EKxHZ = 1, AECLKOUTx goes to high impedance during Hold mode, as shown in
Figure 81.
All pending EMIF transactions are allowed to complete before HOLDA is asserted. If no bus transactions are occurring, then the minimum delay
time can be achieved. Also, bus hold can be indefinitely delayed by setting NOHOLD = 1.
Delay time, HOLD low to EMIFA Bus high impedance
2E
2E
ns
2
Delay time, EMIF Bus high impedance to HOLDA low
0
2E
0
2E
ns
4
Delay time, HOLD high to EMIF Bus low impedance
2E
7E
2E
7E
ns
5
Delay time, EMIFA Bus low impedance to HOLDA high
0
2E
0
2E
ns
6
Delay time, HOLD low to AECLKOUTx high impedance
2E
2E
ns
7
Delay time, HOLD high to AECLKOUTx low impedance
2E
7E
2E
7E
ns
HOLD
HOLDA
EMIF Bus
DSP Owns Bus
External Requestor
Owns Bus
DSP Owns Bus
C64x
C64x
1
3
2
5
4
AECLKOUTx
(EKxHZ = 0)
AECLKOUTx
(EKxHZ = 1)
6
7
EMIFA Bus consists of: ACE[3:0], ABE[7:0], AED[63:0], AEA[22:3], AARE/ASDCAS/ASADS/ASRE, AAOE/ASDRAS/ASOE, and
AAWE/ASDWE/ASWE, ASDCKE, ASOE3, and APDT.
The EKxHZ bits in the EMIF Global Control register (GBLCTL) determine the state of the AECLKOUTx signals during HOLDA. If EKxHZ = 0,
AECLKOUTx continues clocking during Hold mode. If EKxHZ = 1, AECLKOUTx goes to high impedance during Hold mode, as shown in
Figure 81.
Figure 81. HOLD/HOLDA Timing for EMIFA
相關(guān)PDF資料
PDF描述
TMX320VC5421 DIGITAL SIGNAL PROCESSOR
TMX320VC5509AGHH TMS320VC5509A Fixed-Point Digital Signal Processor
TMX470R1A64PN 16/32-Bit RISC Flash Microcontroller
TMXT504 SAW BANDPASS FILTER
TN0104 N-Channel Enhancement-Mode Vertical DMOS FET(擊穿電壓40V,低門限1.6V,N溝道增強(qiáng)型垂直DMOS結(jié)構(gòu)場(chǎng)效應(yīng)管)
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TMX320C6412ZDK 制造商:Texas Instruments 功能描述:
TMX320C6413GTS 制造商:Texas Instruments 功能描述:
TMX320C6413GTS400 制造商:TI 制造商全稱:Texas Instruments 功能描述:Fixed-Point Digital Signal Processors
TMX320C6413GTS500 制造商:TI 制造商全稱:Texas Instruments 功能描述:Fixed-Point Digital Signal Processors
TMX320C6413GTSA400 制造商:TI 制造商全稱:Texas Instruments 功能描述:Fixed-Point Digital Signal Processors