参数资料
| 型号： | AD7626BCPZ |
| 厂商： | Analog Devices Inc |
| 文件页数： | 13/28页 |
| 文件大小： | 0K |
| 描述： | IC ADC 16BIT 10MSPS DIFF 32LFCSP |
| 设计资源： | Single-Ended-to-Differential High Speed Drive Circuit for 16-Bit, 10 MSPS AD7626 ADC (CN0105) |
| 特色产品： | AD7626 PulSAR Differential ADC |
| 标准包装： | 1 |
| 位数： | 16 |
| 采样率（每秒）： | 10M |
| 数据接口： | 串行 |
| 转换器数目： | 1 |
| 功率耗散（最大）： | 170mW |
| 电压电源： | 模拟和数字 |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 32-VFQFN 裸露焊盘，CSP |
| 供应商设备封装： | 32-LFCSP-VQ（5x5） |
| 包装： | 托盘 |
| 输入数目和类型： | 2 个单端，单极；1 个差分，双极 |
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AD7626
Data Sheet
Rev. B | Page 20 of 28
VOLTAGE REFERENCE OPTIONS
The AD7626 allows flexible options for creating and buffering
the reference voltage. The AD7626 conversions refer to 4.096 V
only. The various options creating this 4.096 V reference are
controlled by the EN1 and EN0 pins (see Table 8).
Table 8. Voltage Reference Options
Option
EN1
EN0
Reference Mode
A
1
Power-up
Internal reference and internal
reference buffer in use
B
0
1
External 1.2 V reference applied to
REFIN pin required
C
1
0
External 4.096 V reference applied to
REF pin required.
0
Power-down mode
AD7626
IN+
IN–
REF
REFIN
10F
DECOUPLE THE REF AND
REFIN PINS EXTERNALLY.
EN1 = 1 AND EN0 = 1
POWER-UP—INTERNAL REFERENCE AND REFERENCE BUFFER IN USE.
NO EXTERNAL REFERENCE CIRCUITRY REQUIRED.
A
07648-
131
Figure 35. Powered Up, Internal Reference and Internal Reference Buffer
AD7626
IN+
IN–
REF
REFIN
10F
EN1 = 0 AND EN0 = 1
EXTERNAL 1.2V REFERENCE CONNECTED TO REFIN PIN IS REQUIRED.
B
ADR280
V–
VOUT
V+
0.1F
1.2V
(2.4V ≤ V+ ≥ 5.5V)
V+
CONNECT 1.2V EXTERNAL REFERENCE TO REFIN PIN.
1.2V REFIN INPUT IS BUFFERED INTERNALLY.
IT CREATES A 4.096V REFERENCE FOR THE ADC.
DECOUPLE THE REF AND REFIN PINS EXTERNALLY
07648-
132
Figure 36. External 1.2 V Reference Using Internal Reference Buffer
AD7626
IN+
IN–
REF
REFIN
EN1 = 1 AND EN0 = 0
EXTERNAL 4.096V REFERENCE CONNECTED TO REF PIN IS REQUIRED.
C
CONNECT BUFFERED 4.096V SIGNAL TO REF PIN.
DECOUPLE THE REF PIN EXTERNALLY.
REFIN IS A NO CONNECT.
NO CONNECT
10F
ADR434/
ADR444
GND
VIN
VOUT
0.1F
(6.1V ≤ VIN ≥ 18V)
4.096V
VIN
AD8031
V+
07648-
133
Figure 37. External 4.096 V Reference Applied to REF Pin
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相关代理商/技术参数 |
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|---|---|
| AD7626BCPZ-RL7 | 功能描述:IC ADC 16BIT 10MSPS DIFF 32LFCSP RoHS:是 类别:集成电路 (IC) >> 数据采集 - 模数转换器 系列:- 标准包装:1 系列:- 位数:14 采样率（每秒）:83k 数据接口:串行，并联 转换器数目:1 功率耗散（最大）:95mW 电压电源:双 ± 工作温度:0°C ~ 70°C 安装类型:通孔 封装/外壳:28-DIP（0.600"，15.24mm） 供应商设备封装:28-PDIP 包装:管件 输入数目和类型:1 个单端，双极 |
| AD7628 | 制造商:AD 制造商全称:Analog Devices 功能描述:CMOS Dual 8-Bit Buffered Multiplying DAC |
| AD7628BFN | 制造商:未知厂家 制造商全称:未知厂家 功能描述:8-Bit Digital-to-Analog Converter |
| AD7628BN | 制造商:未知厂家 制造商全称:未知厂家 功能描述:8-Bit Digital-to-Analog Converter |
| AD7628BQ | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
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