參數(shù)資料
型號: GS9090
廠商: Gennum Corporation
英文描述: GS9090 GenLINX-R III 270Mb/s Deserializer for SDI and DVB-ASI
中文描述: GS9090 GenLINX - R的第三270Mb / s的SDI和DVB解串器,意大利航天局
文件頁數(shù): 64/70頁
文件大?。?/td> 696K
代理商: GS9090
GS9090 Data Sheet
28201 - 1
July 2005
64 of 70
Figure 3-21: In-Circuit JTAG
Figure 3-22: System JTAG
3.17 Device Power Up
The GS9090 has a recommended power supply sequence. To ensure correct
power up, power the CORE_VDD pins before the IO_VDD pins. In order to initialize
all internal operating conditions to their default state the application layer must hold
the RESET pin LOW for a minimum of t
reset
= 1ms. (See
Figure 3-23
)
Device pins can be driven prior to power up without causing damage.
Figure 3-23: Reset pulse
Application HOST
GS9090
CS_TMS
SCLK_TCK
SDIN_TDI
SDOUT_TDO
JTAG_EN
In-circuit ATE probe
Application HOST
GS9090
CS_TMS
SCLK_TCK
SDIN_TDI
SDOUT_TDO
JTAG_EN
In-circuit ATE probe
Tri-State
CORE_VDD
RESET
t
reset
+1.71V
+1.8V
Reset
Reset
t
reset
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