参数资料
型号: CS48560-DQZR
厂商: Cirrus Logic Inc
文件页数: 11/23页
文件大小: 0K
描述: IC DSP HP 32BIT 12CH I/O 48-QFP
标准包装: 2,000
系列: CS485xx
类型: 定点
接口: I²C,SPI
时钟速率: 150MHz
芯片上RAM: 96kB
电压 - 输入/输出: 3.30V
电压 - 核心: 1.80V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 48-LQFP
供应商设备封装: 48-LQFP(7x7)
包装: 带卷 (TR)
配用: 598-1284-ND - KIT USB EVALUATION FOR CDB48500
5.6 Switching Characteristics—RESET
5.6 Switching Characteristics—RESET
Parameter
RESET# minimum pulse width low
All bidirectional pins high-Z after RESET# low
Configuration pins setup before RESET# high
Configuration pins hold after RESET# high
Symbol
T rstl
T rst2z
T rstsu
T rsthld
Min
1
50
20
Max
100
Unit
ms
ns
ns
ns
RESET#
HS[3:0]
All Bidirectional
Pins
T rst2z
T rstsu T rsthld
T rstl
Figure 5-1. RESET Timing
5.7 Switching Characteristics—XTI
Parameter
Symbol
Min
Max
Unit
External Crystal operating
frequency 1
F xtal
11.2896
27
MHz
XTI period
XTI high time
XTI low time
External Crystal Load Capacitance (parallel resonant) 2
External Crystal Equivalent Series Resistance
T clki
T clkih
T clkil
C L
ESR
33.3
13.3
13.3
10
100
18
50
ns
ns
ns
pF
Ω
1.Part characterized with the following crystal frequency values: 11.2896, 12.288, 18.432, 24.576, & 27 MH.z
2.C L refers to the total load capacitance as specified by the crystal manufacturer. Crystals that require a C L outside this range should be avoided. The
crystal oscillator circuit design should follow the crystal manufacturer ’s recommendation for load capacitor selection.
XTI
t clkih
t clkil
T clki
Figure 5-2. XTI Timing
5.8 Switching Characteristics—Internal Clock
Parameter
Symbol
Min
Max
Unit
Internal DCLK
frequency 1
F dclk
MHz
11
CS4852x-CQZ
CS4854x-CQZ
CS4856x-CQZ
CS4854x-DQZ
CS4856x-DQZ
F xtal
F xtal
F xtal
F xtal
F xtal
150
150
150
150
150
DS734F5
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