Analog Devices TigerSHARC ADSP-TS201S, Технические характеристики

Страница: 27 / 48

ADSP-TS201S
Rev. C | Page 27 of 48 | December 2006
Table 27. Normal Reset Timing
Parameter Min Max Unit
Timing Requirements
t
RST_IN
RST_IN Asserted 2 ms
t
STRAP
RST_IN Deasserted After Strap Pins Stable 1.5 ms
Switching Characteristic
t
RST_OUT
RST_OUT Deasserted After RST_IN Deasserted 1.5 ms
Figure 14. Normal Reset Timing
Table 28. On-Chip DRAM Refresh
1
Parameter Min Max Unit
Timing Requirement
t
REF
On-chip DRAM Refresh Period 1.56
μ
s
1
For more information on setting the refresh rate for the on-chip DRAM, refer to the ADSP-TS201 TigerSHARC Processor Programming Reference .
STRAP PINS
t
STRAP
RST_IN
t
RST_IN
RST_OUT
t
RST_OUT