参数资料
型号: PCM1792DBR
厂商: Texas Instruments
文件页数: 12/61页
文件大小: 0K
描述: IC DAC 24BIT STER 192KHZ 28-SSOP
产品培训模块: Data Converter Basics
标准包装: 2,000
位数: 24
数据接口: I²C,串行,SPI?
转换器数目: 2
电压电源: 模拟和数字
工作温度: -25°C ~ 85°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: 带卷 (TR)
输出数目和类型: 2 电压,单极
采样率(每秒): 200k
PCM1792
SLES069B MARCH 2003 REVISED NOVEMBER 2006
www.ti.com
2
ORDERING INFORMATION
PRODUCT
PACKAGE
PACKAGE CODE
OPERATION
TEMPERATURE
RANGE
PACKAGE
MARKING
ORDERING
NUMBER
TRANSPORT
MEDIA
PCM1792DB
28-lead SSOP
28DB
25
°C to 85°C
PCM1792
PCM1792DB
Tube
PCM1792DB
28-lead SSOP
28DB
25
°C to 85°C
PCM1792
PCM1792DBR
Tape and reel
ABSOLUTE MAXIMUM RATINGS
over operating free-air temperature range unless otherwise noted(1)
PCM1792
Supply voltage
VCC1, VCC2L, VCC2R
0.3 V to 6.5 V
Supply voltage
VDD
0.3 V to 4 V
Supply voltage differences: VCC1, VCC2L and VCC2R
±0.1 V
Ground voltage differences: AGND1, AGND2, AGND3L, AGND3R, and DGND
±0.1 V
Digital input
LRCK, DATA, BCK, SCK, MSEL, RST, MS(2), MDI, MC, MDO(2), ZEROL(2), ZEROR(2)
–0.3 V to 6.5 V
Digital input
voltage
ZEROL(3), ZEROR(3), MDO(3), MS(3)
–0.3 V to (VDD + 0.3 V) < 4 V
Analog input voltage
–0.3 V to (VCC + 0.3 V) < 6.5 V
Input current (any pins except supplies)
±10 mA
Ambient temperature under bias
–40
°C to 125°C
Storage temperature
–55
°C to 150°C
Junction temperature
150
°C
Lead temperature (soldering)
260
°C, 5 s
Package temperature (IR reflow, peak)
250
°C
(1) Stresses beyond those listed under “absolute maximum ratings” may cause permanent damage to the device. These are stress ratings only, and
functional operation of the device at these or any other conditions beyond those indicated under “recommended operating conditions” is not
implied. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability.
(2) Input mode or I2C mode.
(3) Output mode except for I2C mode.
ELECTRICAL CHARACTERISTICS
all specifications at TA = 25°C, VCC1 = VCC2L = VCC2R = 5 V, fS = 44.1 kHz, system clock = 256 fS, and 24-bit data unless otherwise noted
PARAMETER
TEST CONDITIONS
PCM1792DB
UNIT
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
RESOLUTION
24
Bits
DATA FORMAT (PCM Mode)
Audio data interface format
Standard, I2S, left justified
Audio data bit length
16-, 20-, 24-bit selectable
Audio data format
MSB first, 2s complement
fS
Sampling frequency
10
200
kHz
System clock frequency
128, 192, 256, 384, 512, 768 fS
DATA FORMAT (DSD Mode)
Audio data interface format
DSD (direct stream digital)
Audio data bit length
1 Bit
fS
Sampling frequency
2.8224
MHz
System clock frequency
2.8224
11.2896
MHz
DIGITAL INPUT/OUTPUT
Logic family
TTL compatible
VIH
Input logic level
2
VDC
VIL
Input logic level
0.8
VDC
IIH
Input logic current
VIN = VDD
10
A
IIL
Input logic current
VIN = 0 V
–10
A
VOH
Output logic level
IOH = 2 mA
2.4
VDC
VOL
Output logic level
IOL = 2 mA
0.4
VDC
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