V
參數(shù)資料
型號(hào): HI5714/4CB
廠商: Intersil
文件頁數(shù): 13/14頁
文件大?。?/td> 0K
描述: IC ADC 8-BIT 40MSPS 24-SOIC
標(biāo)準(zhǔn)包裝: 30
位數(shù): 8
采樣率(每秒): 40M
數(shù)據(jù)接口: 并聯(lián)
轉(zhuǎn)換器數(shù)目: 1
功率耗散(最大): 375mW
電壓電源: 模擬和數(shù)字
工作溫度: 0°C ~ 70°C
安裝類型: 表面貼裝
封裝/外殼: 24-SOIC(0.295",7.50mm 寬)
供應(yīng)商設(shè)備封裝: 24-SOIC
包裝: 管件
輸入數(shù)目和類型: 1 個(gè)單端,單極
8
Pin Descriptions
PIN NUMBER
SYMBOL
DESCRIPTION
1, 2, 12-15,
23, 24
D0 to D7
Digital Outputs, D0 (LSB) to D7 (MSB).
4
VRB
Bottom Reference Voltage Input. Range: 1.2V to 1.6V.
6
AGND
Analog Ground.
7
VCCA
Analog +5V.
8
VIN
Analog Input.
9
VRT
Top Reference Voltage Input. Range: 3.5V to 3.9V.
11
O/UF
Underflow/Overflow Digital Output. Goes high if the analog input goes above or below the
reference (VRB, VRT) minus the offset.
16
CLK
Clock Input.
17
DGND
Digital GND.
18
VCCD
Digital +5V.
19, 21
VCCO1, VCCO2
Digital +5V for Digital Output Stage.
20
OGND
Digital Ground for Digital Output Stage.
22
OE
Output Enable
High: Digital outputs are three-stated.
Low: Digital outputs are active.
TABLE 1. A/D CODE TABLE
CODE
DESCRIPTION
(NOTE 1)
INPUT VOLTAGE
VRT = 3.6V
VRB = 1.3V
O/UF
BINARY OUTPUT CODE
D7
D6
D5
D4
D3
D2
D1
D0
Underflow
<1.555V
1
0
1.555V
0
1
-
0
-
0
-
0
-
254
-
0
1
0
255
3.300V
0
1
Overflow
>3.300V
1
NOTE:
10. The voltages listed above represent the ideal transition of each output code shown as a function of the reference voltage, including the typical
reference offset voltages.
TABLE 2. MODE SELECTION
OE
D7 to D0
O/UF
1
High Impedance
0
Active: Binary
Active
HI5714
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