參數(shù)資料
型號(hào): INTEL82802AB
廠商: Intel Corp.
英文描述: Firmware Hub (FWH)
中文描述: 固件集線器(固件樞紐)
文件頁(yè)數(shù): 37/53頁(yè)
文件大小: 471K
代理商: INTEL82802AB
Intel
82802AB/AC Firmware Hub
R
Datasheet
37
5.2.3.
Intel FWH Interface AC Timing Specifications
5.2.3.1.
Clock Specification
Table 11.
Clock Specification
Symbol
Parameter
Condition
Min.
Max.
Units
Notes
tcyc
CLK cycle time
30
ns
1
thigh
CLK high time
11
ns
tlow
CLK low time
11
ns
-
CLK slew rate
Peak-to-peak
1
4
V/ns
-
RST# or INIT# slew rate
50
mV/ns
2
Note:
1. PCI components must work with any clock frequency between nominal DC and 33 MHz.
Frequencies less than 16 MHz may be guaranteed by design rather than testing. Refer to the PCI
specificaiton.
2. Applies only to the rising edge of the signal. See Chapter 4 of the PCI electrical specification.
Figure 7.
Clock Waveform
0.3 Vcc
0.4 Vcc
0.5 Vcc
0.2 Vcc
0.6 Vcc
T_cyc
T_high
T_low
0.4 Vcc, p-to-p
(minimum)
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