参数资料
型号: AD1854JRSZ
厂商: Analog Devices Inc
文件页数: 12/12页
文件大小: 0K
描述: IC DAC STEREO 96KHZ 5V 28SSOP
产品培训模块: Interfacing AV Converters to Blackfin Processors
Data Converter Fundamentals
DAC Architectures
标准包装: 47
位数: 20
数据接口: DSP,I²S,串行
转换器数目: 2
电压电源: 模拟和数字
功率耗散(最大): 250mW
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 28-SSOP(0.209",5.30mm 宽)
供应商设备封装: 28-SSOP
包装: 管件
输出数目和类型: 4 电压,单极
采样率(每秒): 96k
产品目录页面: 781 (CN2011-ZH PDF)
AD1854
–9–
REV. A
tDLS
BCLK
L/
RCLK
SDATA
LEFT-JUSTIFIED
MODE
SDATA
RIGHT-JUSTIFIED
MODE
LSB
SDATA
I2S-JUSTIFIED
MODE
tDBH
tDBP
tDBL
tDDS
MSB
MSB-1
tDDH
tDDS
MSB
tDDH
tDDS
tDDH
MSB
Figure 9. Serial Data Port Timing
BCLK
L/
RCLK
SDATA
LEFT-JUSTIFIED
DSP SERIAL
PORT STYLE MODE
MSB-1
tDBH
tDBP
tDBL
tDLS
tDLH
tDDS
tDDH
MSB
Figure 10. Serial Data Port Timing–DSP Serial Port Style Mode
PD/RST
MCLK
tPDRP
tDMP
tDMH
tDML
Figure 11.
Power-Down/Reset Timing
Timing Diagrams
The serial data port timing is shown in Figures 9 and 10. The
minimum bit clock HI pulsewidth is tDBH and the minimum bit
clock LO pulsewidth is tDBL. The minimum bit clock period is
tDBP. The left/right clock minimum setup time is tDLS and the
left/right clock minimum hold time is tDLH. The serial data
minimum setup time is tDDS and the minimum serial data hold
time is tDDH.
The power-down/reset timing is shown in Figure 11. The mini-
mum reset LO pulse width is tPDRP (four MCLK periods) to
accomplish a successful AD1854 reset operation.
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