參數(shù)資料
型號: 79RC32K438300BBI
廠商: Integrated Device Technology, Inc.
英文描述: IDTTM InterpriseTM Integrated Communications Processor
中文描述: IDTTM InterpriseTM集成通信處理器
文件頁數(shù): 32/59頁
文件大小: 644K
代理商: 79RC32K438300BBI
32 of 59
May 25, 2004
IDT 79RC32438
Figure 16 I
2
C AC Timing Waveform
Figure 17 GPIO AC Timing Waveform
Signal
Symbol
Reference
Edge
200MHz
233MHz
266MHz
300MHz
Unit
Conditions
Timing
Diagram
Reference
Min
Max
Min
Max
Min
Max
Min
Max
GPIO
GPIO[31:0]
1
1.
GPIO signals must meet the setup and hold times if they are synchronous or the minimum pulse width if they are asynchronous.
2.
The values for this symbol were determined by calculation, not by testing.
Tpw_13b
2
None
2(ICLK)
2(ICLK)
2(ICLK)
2(ICLK)
ns
See Figure 17.
Table 12 GPIO AC Timing Characteristics
Tsu_12d
Thld_12c
Tsu_12c
Tsu_12b
Thld_12b
Thigh_12a
Thld_12c
Tlow_12a
SDA
SCL
Tdelay_12e
Tdo_13a
Tdo_13a
Tpw_13b
Thld_13a
Tsu_13a
EXTCLK
GPIO (synchronous output)
GPIO (synchronous input)
GPIO (asynchronous input)
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