参数资料
型号: AD9283BRS-100
厂商: Analog Devices Inc
文件页数: 7/12页
文件大小: 0K
描述: IC ADC 8BIT 100MSPS 3V 20-SSOP
产品变化通告: Product Discontinuance 27/Oct/2011
标准包装: 66
位数: 8
采样率(每秒): 100M
数据接口: 并联
转换器数目: 1
功率耗散(最大): 120mW
电压电源: 单电源
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 20-SSOP(0.209",5.30mm 宽)
供应商设备封装: 20-SSOP
包装: 管件
输入数目和类型: 4 个单端,双极;2 个差分,双极
AD9283
–4–
REV. C
EXPLANATION OF TEST LEVELS
Test Level
I
100% production tested.
II
100% production tested at 25
°C and sample tested at
specified temperatures.
III Sample tested only.
IV Parameter is guaranteed by design and characteriza-
tion testing.
V
Parameter is a typical value only.
VI 100% production tested at 25
°C; guaranteed by design and
characterization testing for industrial temperature range;
100% production tested at temperature extremes for mili-
tary devices.
PIN CONFIGURATION
TOP VIEW
(Not to Scale)
20
19
18
17
16
15
14
13
12
11
1
2
3
4
5
6
7
8
9
10
AD9283
ENCODE
GND
VD
VREF OUT
VREF IN
GND
AIN
VD
D7 (MSB)
D6
D5
D1
D2
D3
D4
VDD
GND
PWRDWN
D0 (LSB)
AIN
PIN FUNCTION DESCRIPTIONS
Pin Number
Mnemonic
Function
1
PWRDWN
Power-Down Function Select; Logic HIGH for Power-Down Mode (Digital Outputs Go
to High Impedance State)
2
VREF OUT
Internal Reference Output (1.25 V typ); Bypass with 0.1
F to Ground
3
VREF IN
Reference Input for ADC (1.25 V typ)
4, 9, 16
GND
Ground
5, 8
VD
Analog 3 V Power Supply
6AIN
Analog Input for ADC (Can Be Left Open if Operating in Single-Ended Mode, but Rec-
ommend Connection to a 0.1
F Capacitor and a 25 Resistor in Series to Ground for
Better Input Matching)
7AIN
Analog Input for ADC
10
ENCODE
Encode Clock for ADC (ADC Samples on Rising Edge of ENCODE)
11–14, 17–20
D7–D4, D3–D0
Digital Outputs of ADC
15
VDD
Digital output power supply. Nominally 2.5 V to 3.6 V
Table I. Output Coding (VREF = 1.25 V)
Step
AIN–AIN
Digital Output
255
0.512
1111 1111
128
0.002
1000 0000
127
–0.002
0111 1111
0
–0.512
0000 0000
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