VREF+ _ Positive Voltage Reference Input, pin 5 Input" />
參數(shù)資料
型號: CS5371A-ISZR
廠商: Cirrus Logic Inc
文件頁數(shù): 21/32頁
文件大?。?/td> 0K
描述: IC MODULATOR LP/HP 1CH 24-SSOP
標準包裝: 1,000
類型: 調制器
分辨率(位): 24 b
采樣率(每秒): 512k
電壓電源: 模擬和數(shù)字
電源電壓: ±2.5V,3.3 V ~ 5 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 24-SSOP(0.209",5.30mm 寬)
供應商設備封裝: 24-SSOP
包裝: 帶卷 (TR)
配用: 598-1778-ND - EVALUATION BOARD FOR CS5376
CS5371A CS5372A
28
DS748F3
VREF+ _ Positive Voltage Reference Input, pin 5
Input for an external +2.5 V voltage reference relative to VREF-.
VREF- _ Negative Voltage Reference Input, pin 6
This pin should be tied to VA- near the voltage reference output.
Digital Inputs
MCLK _ Modulator Clock Input, pin 19
A CMOS compatible clock input for the modulator internal master clock, nominally 2.048 MHz
with an amplitude equal to the VD digital power supply.
MSYNC _ Modulator Sync Input, pin 20
A low to high transition resets the internal clock phasing of the modulator. This assures the
sampling instant and modulator data output are synchronous to the external system.
OFST _ Offset Mode Select, pin 14
When high, adds approximately -60 mV or -35 mV of internal differential offset to the analog
input signal to guarantee any
ΔΣ idle tones are removed. When low, no offset is added.
PWDN1, PWDN2 _ Channel 1 & 2 Power-down Mode, pin 24, 13
When high, the modulator is in power down mode. Halting MCLK while in power down mode
reduces modulator power dissipation further.
Digital Outputs
MDATA1, MDATA2 _ Modulator Data Output, pin 21, 16
Modulator data is output as a 1-bit serial data stream at 512 kHz with an MCLK input of
2.048 MHz.
MFLAG1, MFLAG2 _ Modulator Flag, pin 22, 15
A high level output indicates the modulator is unstable due to an over-range on the analog
inputs.
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