参数资料
型号: ADA4800ACPZ-R7
厂商: Analog Devices Inc
文件页数: 3/16页
文件大小: 0K
描述: IC AMP CCD BUFFER HS LP 6LFCSP
标准包装: 1
放大器类型: 缓冲器
电路数: 1
转换速率: 145 V/µs
-3db带宽: 400MHz
电流 - 输入偏压: 1µA
电压 - 输入偏移: 30000µV
电流 - 电源: 1.4mA
电压 - 电源,单路/双路(±): 4 V ~ 17 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 6-UFDFN 裸露焊盘,CSP
供应商设备封装: 6-LFCSP-UD(1.6x1.6)
包装: 标准包装
其它名称: ADA4800ACPZ-R7DKR
ADA4800
Rev. A | Page 11 of 16
APPLICATIONS INFORMATION
OPEN SOURCE CCD OUTPUT BUFFER
With low power, high slew rate, and fast settling time, the
ADA4800 is the ideal solution for an output buffer for CCD
sensors with an open source output configuration. Figure 21
shows a typical application circuit for the ADA4800 as a CCD
sensor output buffer.
The output of the CCD is connected directly to the IN pin
of the ADA4800, whose OUT pin is then ac-coupled into
the input of the analog front end.
IN
VEE
OUT
CCD
AFE
09
16
2-
0
27
15V
ADA4800
IAL
IBUFF
+1
IIDRV
IISF
6
ISF
1
5
VCC
2
4
IDRV
3
RISF
120k
15V
VISF
RIDRV
249k
0.1F
47F
+
Figure 21. Typical Application Block Diagram
To help reduce the effects of power supply noise coupling into
the ISF and IDRV pins, use 0.1 μF ceramic bypass decoupling
capacitors. For best performance, place these capacitors as
close to each of these pins as is physically possible.
POWER SAVE MODE
The buffer of the ADA4800 consumes only 20 mW of static
power. To achieve even more power savings, the ADA4800
active load current can be switched off during standby mode
or reduced during monitoring mode. Figure 22 illustrates the
ADA4800 as an open source CCD buffer configured for using
this power save feature. Power save mode allows IAL current to
be logically controlled by connecting the ISF pin to any general-
purpose output (GPO) pin of the system microcontroller through
an external resistor. A GPO logic high enables the flow of input
sink current, while a logic low disables the input sink current
and asserts the power save mode.
0V TO 3V
GPO PIN
IN
VEE
OUT
CCD
AFE
09
16
2-
0
28
15V
ADA4800
IAL
IBUFF
+1
IIDRV
IISF
6
ISF
1
5
VCC
2
4
IDRV
3
RISF
10k
VISF
RIDRV
249k
0.1F
47F
+
Figure 22. Using GPO to Drive ISF Voltage
Figure 23 shows an example of the ADA4800 power save feature.
AFE
GPO1
GPO2
20k
20k
MAIN BOARD
FPC
ADA4800
ISF
09
16
2-
02
9
Figure 23. Example Block Diagram for Sink Current Selection
Three combinations of IAL are provided with Figure 23.
Selection of the IAL is controlled by the logic signals applied to
the GPO1 and GPO2 pins. Table 5 summarizes the IAL selections.
Table 5. Input Sink Current Selection
Mode
GPO1
GPO2
Resistance (kΩ)
Active Load Current, IAL (mA)
Standby
High-Z
0
N/A
Sleep
High-Z
1
20
1.90
1
High-Z
20
Active
1
10
3.36
相关PDF资料
PDF描述
ADA4817-1ACPZ-RL IC OPAMP VF 410MHZ LN 8LFCSP
ADA4830-1BCPZ-R7 IC AMP BATT PROTECT 8LFCSP
ADA4830-2BCPZ-R7 IC AMP BATT PROTECT DUAL 16LFCSP
ADA4841-2YRZ-R7 IC OPAMP VF R-R DUAL LP LN 8SOIC
ADA4850-2YCPZ-R2 IC OPAMP VF R-R DUAL 16LFCSP
相关代理商/技术参数
参数描述
ADA4800ACPZ-RL 功能描述:IC AMP CCD BUFFER HS LP 6LFCSP RoHS:是 类别:集成电路 (IC) >> Linear - Amplifiers - Instrumentation 系列:- 标准包装:160 系列:- 放大器类型:通用 电路数:4 输出类型:满摆幅 转换速率:10 V/µs 增益带宽积:9MHz -3db带宽:- 电流 - 输入偏压:1pA 电压 - 输入偏移:250µV 电流 - 电源:730µA 电流 - 输出 / 通道:28mA 电压 - 电源,单路/双路(±):2.7 V ~ 5.5 V,±1.35 V ~ 2.75 V 工作温度:-40°C ~ 125°C 安装类型:表面贴装 封装/外壳:16-SOIC(0.154",3.90mm 宽) 供应商设备封装:16-SOIC N 包装:管件
ADA4805-1AKSZ-EBZ 功能描述:SC-70-6 Package 1 - Single Channels per IC General Purpose Amplifier Evaluation Board 制造商:analog devices inc. 系列:- 零件状态:过期 每 IC 通道数:1 - 单 放大器类型:通用 输出类型:- 压摆率:- -3db 带宽:- 电流 - 输出/通道:- 工作温度:- 电流 - 电源(主 IC):- 电压 - 电源,单/双(±):- 板类型:裸(未填充) 所含物品:板 使用的 IC/零件:SC-70-6 封装 标准包装:1
ADA4805-1AKSZ-R2 功能描述:General Purpose Amplifier 1 Circuit Rail-to-Rail SC-70 制造商:analog devices inc. 系列:- 包装:剪切带(CT) 零件状态:有效 放大器类型:通用 电路数:1 输出类型:满摆幅 压摆率:160 V/μs 增益带宽积:- -3db 带宽:105MHz 电流 - 输入偏置:470nA 电压 - 输入失调:9μV 电流 - 电源:500μA 电流 - 输出/通道:73mA 电压 - 电源,单/双(±):3 V ~ 5 V,±1.5 V ~ 5 V 工作温度:-40°C ~ 125°C 安装类型:表面贴装 封装/外壳:6-TSSOP,SC-88,SOT-363 供应商器件封装:SC-70 标准包装:1
ADA4805-1AKSZ-R7 功能描述:IC OP AMP R-R 105MHZ LP SC70-6 制造商:analog devices inc. 系列:- 包装:剪切带(CT) 零件状态:在售 放大器类型:通用 电路数:1 输出类型:满摆幅 压摆率:160 V/μs -3db 带宽:105MHz 电流 - 输入偏置:470nA 电压 - 输入失调:9μV 电流 - 电源:500μA 电流 - 输出/通道:73mA 电压 - 电源,单/双(±):3 V ~ 5 V,±1.5 V ~ 5 V 工作温度:-40°C ~ 125°C 安装类型:表面贴装 封装/外壳:6-TSSOP,SC-88,SOT-363 供应商器件封装:SC-70 标准包装:1
ADA4805-1ARJZ-EBZ 功能描述:SOT-23-6 Package 1 - Single Channels per IC General Purpose Amplifier Evaluation Board 制造商:analog devices inc. 系列:- 零件状态:过期 每 IC 通道数:1 - 单 放大器类型:通用 输出类型:- 压摆率:- -3db 带宽:- 电流 - 输出/通道:- 工作温度:- 电流 - 电源(主 IC):- 电压 - 电源,单/双(±):- 板类型:裸(未填充) 所含物品:板 使用的 IC/零件:SOT-23-6 封装 标准包装:1