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参数资料
| 型号： | MAX19708 |
| 厂商： | Maxim Integrated Products, Inc. |
| 英文描述： | 10-Bit, 45Msps, Ultra-Low-Power Analog Front-End |
| 中文描述： | 10位、11Msps、超低功耗模拟前端 |
| 文件页数： | 8/37页 |
| 文件大小： | 561K |
| 代理商： | MAX19708 |
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M
10-Bit, 45Msps, Ultra-Low-Power
Analog Front-End
8
_______________________________________________________________________________________
ELECTRICAL CHARACTERISTICS (continued)
(V
DD
= 3V, OV
DD
= 1.8V, internal reference (1.024V), C
L
≈
10pF on all digital outputs, f
CLK
= 45MHz (50% duty cycle), Rx ADC input
amplitude = -0.5dBFS, Tx DAC output amplitude = 0dBFS, differential Rx ADC input, differential Tx DAC output, C
REFP
= C
REFN
=
C
COM
= 0.33μF, unless otherwise noted. C
L
< 5pF on all aux-DAC outputs. Typical values are at T
A
= +25°C.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Enable Time from Tx to Rx, (Ext2-
Tx to Ext2-Rx, Ext4-Tx to Ext4-Rx,
and SPI4-Tx to SPI3-Rx States)
t
ENABLE, RX
ADC settles to within 1dB SINAD
500
ns
Enable Time from Rx to Tx, (Ext1-
Rx to Ext1-Tx, Ext4-Rx to Ext4-Tx,
and SPI3-Rx to SPI4-Tx States)
t
ENABLE, TX
DAC settles to within 10 LSB error
500
ns
Enable Time from Tx to Rx, (Ext1-
Tx to Ext1-Rx, Ext3-Tx to Ext3-Rx,
and SPI1-Tx to SPI2-Rx States)
t
ENABLE, RX
ADC settles to within 1dB SINAD
4.1
μs
Enable Time from Rx to Tx, (Ext2-
Rx to Ext2-Tx, Ext3-Rx to Ext3-Tx,
and SPI1-Rx to SPI2-Tx States)
t
ENABLE, TX
DAC settles to within 10 LSB error
7.0
μs
INTERNAL REFERENCE (V
REFIN
= V
DD
; V
REFP
, V
REFN
, V
COM
levels are generated internally)
Positive Reference
Negative Reference
V
REFP
- V
COM
V
REFN
- V
COM
0.256
-0.256
V
V
Common-Mode Output Voltage
V
COM
V
DD
/ 2
- 0.15
V
DD
/ 2
V
DD
/ 2
+ 0.15
V
Maximum REFP/REFN/COM
Source Current
I
SOURCE
2
mA
Maximum REFP/REFN/COM
Sink Current
I
SINK
2
mA
Differential Reference Output
V
REF
V
REFP
- V
REFN
+0.489
+0.512
+0.534
V
Differential Reference Temperature
Coefficient
REFTC
±10
ppm/°C
BUFFERED EXTERNAL REFERENCE (external V
REFIN
= 1.024V applied; V
REFP
, V
REFN
, V
COM
levels are generated internally)
Reference Input Voltage
V
REFIN
Differential Reference Output
V
DIFF
V
REFP
- V
REFN
Common-Mode Output Voltage
V
COM
Maximum REFP/REFN/COM
Source Current
1.024
0.512
V
DD
/ 2
V
V
V
I
SOURCE
2
mA
Maximum REFP/REFN/COM
Sink Current
I
SINK
2
mA
REFIN Input Current
REFIN Input Resistance
-0.7
500
μA
k
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX19708ETM | 功能描述:ADC / DAC多通道 RoHS:否 制造商:Texas Instruments 转换速率: 分辨率:8 bit 接口类型:SPI 电压参考: 电源电压-最大:3.6 V 电源电压-最小:2 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-40 |
| MAX19708ETM+ | 功能描述:ADC / DAC多通道 11Msps CODEC/AFE 1.8/2.7-3.3V RoHS:否 制造商:Texas Instruments 转换速率: 分辨率:8 bit 接口类型:SPI 电压参考: 电源电压-最大:3.6 V 电源电压-最小:2 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-40 |
| MAX19708ETM+T | 功能描述:ADC / DAC多通道 11Msps CODEC/AFE 1.8/2.7-3.3V RoHS:否 制造商:Texas Instruments 转换速率: 分辨率:8 bit 接口类型:SPI 电压参考: 电源电压-最大:3.6 V 电源电压-最小:2 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-40 |
| MAX19708ETM-T | 功能描述:ADC / DAC多通道 RoHS:否 制造商:Texas Instruments 转换速率: 分辨率:8 bit 接口类型:SPI 电压参考: 电源电压-最大:3.6 V 电源电压-最小:2 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-40 |
| MAX19708EVCMOD2 | 功能描述:ADC / DAC多通道 Maxim Evaluation System RoHS:否 制造商:Texas Instruments 转换速率: 分辨率:8 bit 接口类型:SPI 电压参考: 电源电压-最大:3.6 V 电源电压-最小:2 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-40 |
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