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參數(shù)資料
型號(hào): AD7813YRZ
廠商: Analog Devices Inc
文件頁數(shù): 6/11頁
文件大?。?/td> 0K
描述: IC ADC 10BIT PARALLEL 16-SOIC
標(biāo)準(zhǔn)包裝: 48
位數(shù): 10
采樣率(每秒): 400k
數(shù)據(jù)接口: 并聯(lián)
轉(zhuǎn)換器數(shù)目: 1
功率耗散(最大): 17.5mW
電壓電源: 單電源
工作溫度: -40°C ~ 105°C
安裝類型: 表面貼裝
封裝/外殼: 16-SOIC(0.154",3.90mm 寬)
供應(yīng)商設(shè)備封裝: 16-SOIC
包裝: 管件
輸入數(shù)目和類型: 1 個(gè)單端,單極
產(chǎn)品目錄頁面: 779 (CN2011-ZH PDF)
AD7813
–4–
REV. C
PIN FUNCTION DESCRIPTIONS
Pin
No.
Mnemonic
Description
1VREF
Reference Input, 1.2 V to VDD.
2VIN
Analog Input, 0 V to VREF.
3
GND
Analog and Digital Ground.
4
CONVST
Convert Start. A low-to-high transition on this pin initiates a 1.5
s pulse on an internally generated
CONVST signal. A high-to-low transition on this line initiates the conversion process if the internal
CONVST signal is low. Depending on the signal on this pin at the end of a conversion, the AD7813
automatically powers down.
5
CS
Chip Select. This is a logic input. CS is used in conjunction with RD to enable outputs.
6
RD
Read Pin. This is a logic input. When CS is low and RD goes low, the DB7–DB0 leave their high
impedance state and data is driven onto the data bus.
7
BUSY
ADC Busy Signal. This is a logic output. This signal goes logic high during the conversion process.
8–15
DB0–DB7
Data Bit 0 to 7. These outputs are three-state TTL-compatible.
16
VDD
Positive power supply voltage, 2.7 V to 5.5 V.
PIN CONFIGURATION
DIP/SOIC
14
13
12
11
16
15
10
9
8
1
2
3
4
7
6
5
TOP VIEW
(Not to Scale)
AD7813
VREF
DB5
DB6
DB7
VDD
VIN
GND
CONVST
DB2
DB3
DB4
CS
RD
BUSY
DB0
DB1
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