参数资料
型号: PCM1602APTR
厂商: Texas Instruments
文件页数: 34/46页
文件大小: 0K
描述: IC DAC 24BIT 6CH 192KHZ 48-LQFP
产品培训模块: Data Converter Basics
标准包装: 1,000
位数: 24
数据接口: 串行
转换器数目: 6
电压电源: 模拟和数字
功率耗散(最大): 240mW
工作温度: -25°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)
输出数目和类型: 6 电压,单极
采样率(每秒): 192k
配用: DEM-DAI1602-ND - EVAL FIXTURE FOR PCM1602
SLES146A – AUGUST 2005 – REVISED OCTOBER 2010
www.ti.com
ELECTRICAL CHARACTERISTICS (continued)
All specifications at TA = 25°C, VCC = 5 V, VDD = 3.3 V, system clock = 384 fS (fS = 44.1 kHz), and 24-bit data, unless
otherwise noted.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
ANALOG OUTPUT
Output voltage
Full scale (–0 dB)
0.62 VCC
VPP
Center voltage
0.5 VCC
Vdc
Load impedance
AC load
5
k
DIGITAL FILTER PERFORMANCE
Group delay time
20/fS
De-emphasis error
±0.1
dB
Filter Characteristics 1, Sharp Rolloff
Pass band
±0.03 dB
0.454 fS
Pass band
–3 dB
0.487 fS
Stop band
0.546 fS
Pass-band ripple
±0.03
dB
Stop-band attenuation
Stop band = 0.546 fS
–50
dB
Stop-band attenuation
Stop band = 0.567 fS
–55
dB
Filter Characteristics 2, Slow Rolloff
Pass band
±0.5 dB
0.198 fS
Pass band
–3 dB
0.39 fS
Stop band
0.884 fS
Pass-band ripple
±0.5
dB
Stop-band attenuation
Stop band = 0.884 fS
–40
dB
ANALOG FILTER PERFORMANCE
f = 20 kHz
–0.03
Frequency response
dB
f = 44 kHz
–0.2
POWER-SUPPLY REQUIREMENTS(5)
VDD
3
3.3
3.6
Voltage range
Vdc
VCC
4.5
5
5.5
fS = 44.1 kHz
11
15
IDD
(6)
fS = 96 kHz
24
fS = 192 kHz
19
Supply current
mA
fS = 44.1 kHz
27
38
ICC
fS = 96 kHz
28
fS = 192 kHz
28
fS = 44.1 kHz
171
240
Power dissipation
fS = 96 kHz
219
mW
fS = 192 kHz
203
TEMPERATURE RANGE
TA
Operation temperature
–25
85
°C
qJA
Thermal resistance
100
°C/W
(5)
Conditions in 192-kHz operation are: system clock = 128 fS, DAC3 through DAC6 disabled in register 8, and oversampling rate = 64 fS
in register 12.
(6)
SCKO is disabled.
4
Copyright 2005–2010, Texas Instruments Incorporated
Product Folder Link(s): PCM1602A
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