參數(shù)資料
型號: GS1532-CF
廠商: Gennum Corporation
英文描述: GS1532 HD-LINX-TM II Multi-Rate Serializer
中文描述: GS1532的HD - LINX進程,商標第二多速率串行器
文件頁數(shù): 46/52頁
文件大?。?/td> 512K
代理商: GS1532-CF
GS1532 Data Sheet
21498 - 6
June 2005
46 of 52
3.12 Device Power Up
The GS1532 has a recommended power supply sequence. To ensure correct
power up, power the CORE_VDD pins before the IO_VDD pins.
Device pins may also be driven prior to power up without causing damage.
To ensure that all internal registers are cleared upon power-up, the application
layer must hold the
RESET_TRST
signal LOW for a minimum of 1ms after the core
power supply has reached the minimum level specified in the DC Electrical
Characteristics Table, (
Table 2-1
). See
Figure 3-12
.
3.13 Device Reset
In order to initialize all internal operating conditions to their default states the
application layer must hold the
RESET_TRST
signal LOW for a minimum of t
reset
=
1ms.
When held in reset, all device outputs will be driven to a high-impedance state.
Figure 3-12: Reset Pulse
CORE_VDD
RESET_TRST
t
reset
+1.65V
+1.8V
Reset
Reset
t
reset
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