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TNETV2685ZUT7 数据表(PDF) 94 Page - Texas Instruments

部件名 TNETV2685ZUT7
功能描述  Digital Media Processor
Download  191 Pages
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制造商  TI1 [Texas Instruments]
网页  http://www.ti.com
标志 TI1 - Texas Instruments

TNETV2685ZUT7 数据表(HTML) 94 Page - Texas Instruments

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TMS320DM647
TMS320DM648
SPRS372H – MAY 2007 – REVISED APRIL 2012
www.ti.com
Table 6-23. Pin Behaviors at Reset (continued)
Pin Name
Reset Group
DDR_RAS
DDR2 High Group
DDR_WE
DDR2 High Group
DDR_A00
DDR2 Low Group
DDR_A01
DDR2 Low Group
DDR_A02
DDR2 Low Group
DDR_A03
DDR2 Low Group
DDR_A04
DDR2 Low Group
DDR_A05
DDR2 Low Group
DDR_A06
DDR2 Low Group
DDR_A07
DDR2 Low Group
DDR_A08
DDR2 Low Group
DDR_A09
DDR2 Low Group
DDR_A10
DDR2 Low Group
DDR_A11
DDR2 Low Group
DDR_A12
DDR2 Low Group
DDR_A13
DDR2 Low Group
DDR_ODT0
DDR2 Low Group
DDR_ODT1
DDR2 Low Group
DDR_CKE
DDR2 Low Group
DDR_DQGATE0
DDR2 Low Group
DDR_DQGATE2
DDR2 Low Group
DDR_BA[0]
DDR2 Low/High Group
DDR_BA[1]
DDR2 Low/High Group
DDR_BA[2]
DDR2 Low/High Group
DDR_CS
DDR2 High/Low Group
DDR_CLKP
Clock
DDR_CLKN
Clock
VP3CLK0/AECLKIN
Clock
RESETSTAT
Reflects POR or RESET value
6.7.9
Reset Electrical Data/Timing
NOTE
If a configuration pin must be routed out from the device, the internal pullup/pulldown
(IPU/IPD) resistor should not be relied upon; TI recommends the use of an external
pullup/pulldown resistor.
Table 6-24. Timing Requirements for Reset(1) (2) (see Figure 6-10)
720, 800, 900, 1100
NO.
UNIT
MIN
MAX
5
tw(POR)
Pulse duration, POR low(3)
256D
ns
6
tw(RESET)
Pulse duration, RESET low
24C
ns
Setup time, boot mode and configuration pins valid before POR high or
7
tsu(boot)
6P
ns
RESET high (4)
(1)
C = 1/CLKIN1 clock frequency in ns
(2)
D = 1/CLKIN2 clock frequency in ns
(3)
If CLKIN2 is not used, tw(POR) must be measured in terms of CLKIN1 cycles; otherwise, use the slower of the CLKIN1,CLKIN2 cycles.
(4)
P = 1/CPU clock frequency in nanoseconds
94
Peripheral Information and Electrical Specifications
Copyright © 2007–2012, Texas Instruments Incorporated
Submit Documentation Feedback
Product Folder Link(s): TMS320DM647 TMS320DM648


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