参数资料
型号: CS497024-CVZR
厂商: CIRRUS LOGIC INC
元件分类: 消费家电
中文描述: SPECIALTY CONSUMER CIRCUIT, PQFP128
封装: LEAD FREE, LQFP-128
文件页数: 3/19页
文件大小: 454K
代理商: CS497024-CVZR
CS4970x4 Data Sheet
32-bit High Definition Audio Decoder DSP Family
DS752PP10
11
5.7 Switching Characteristics—RESET
Figure 1. RESET Timing
5.8 Switching Characteristics — XTI
Figure 2. XTI Timing
Parameter
Symbol
Min
Max
Unit
RESET minimum pulse width low
Trstl
1—
μs
All bidirectional pins high-Z after RESET low
Trst2z
100
ns
Configuration pins setup before RESET high
Trstsu
50
ns
Configuration pins hold after RESET high
Trsthld
20
ns
Parameter
Symbol
Min
Max
Unit
External Crystal operating frequency1
1. Part characterized with the following crystal frequency values: 12.288 and 24.576 MHz.
Fxtal
12.288
24.576
MHz
XTI period
Tclki
41
81.4
ns
XTI high time
Tclkih
16.4
ns
XTI low time
Tclkil
16.4
ns
External Crystal Load Capacitance (parallel resonant)2
2. CL refers to the total load capacitance as specified by the crystal manufacturer. Crystals which require a CL outside this range
should be avoided. The crystal oscillator circuit design should follow the crystal manufacturer’s recommendation for load capacitor
selection.
CL
10
18
pF
External Crystal Equivalent Series Resistance
ESR
50
Ω
RESET#
T
rst2z
T
rstl
T
rstsu
T
rsthld
HS[3:0]
All Bidirectional
Pins
t clkih
t clkil
Tclki
XTI
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