参数资料
型号: MAX191ACWG+T
厂商: Maxim Integrated Products
文件页数: 19/24页
文件大小: 0K
描述: IC ADC 12BIT 100KSPS 24-SOIC
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 1,000
位数: 12
采样率(每秒): 100k
数据接口: MICROWIRE?,并联,QSPI?,串行,SPI?
转换器数目: 1
功率耗散(最大): 941mW
电压电源: 双 ±
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 24-SOIC(0.295",7.50mm 宽)
供应商设备封装: 24-SOIC W
包装: 带卷 (TR)
输入数目和类型: 2 个单端,单极;2 个单端,双极;1 个差分,单极;1 个差分,双极
MAX191
Low-Power, 12-Bit Sampling ADC
with Internal Reference and Power-Down
4
_______________________________________________________________________________________
ELECTRICAL CHARACTERISTICS (continued)
(VDD = 5V ±5%, VSS = 0V or -5V ±5%, fCLK = 1.6MHz, 50% duty cycle, AIN- = AGND, BIP = 0V, slow-memory mode, internal-reference
mode, reference compensation mode—external, synchronous operation, Figure 6, TA = TMIN to TMAX, unless otherwise noted.) (Note 1)
PARAMETER
RD Pulse Width
CONDITIONS
150
UNITS
MAX191C/E
MIN
TYP MAX
150
ns
140
0
140
MAX191M
MIN
TYP MAX
150
160
0
160
CL = 100pF
120
ns
80
100
ns
120
t8
110
120
100
ns
t7
100
120
80
ns
t6
0
CS to RD Hold Time
0
ns
t5
SYMBOL
RD to BUSY Delay
CS to RD Setup Time
0
ns
CL = 50pF
120
ns
t4
t3
t2
t1
TIMING CHARACTERISTICS (Figures 6–10)
(VDD =5V ±5%, VSS = 0V or -5V ±5%, TA = TMIN to TMAX, unless otherwise noted.) (Note 14)
Aperture Delay
Jitter < 50ps
25
ns
t12
2
200
ns
t10
HBEN to RD Hold Time
0
ns
0
t9
Data Access Time (Note 15)
Data Setup Time After
BUSY (Note 15)
Bus-Relinquish Time (Note 16)
HBEN to RD Setup Time
Delay Between Read
Operations (Note 6)
200
230
ns
260
t13
CLK to BUSY Delay (Note 6)
100
130
ns
150
t14
SCLKOUT to SSTRB
Rise Delay
SCLKOUT to SSTRB
Fall Delay
100
130
ns
150
t15
TA = +25°C
MIN
TYP MAX
s
t11
Delay Between Conversions
VSS
V
-5.25
0
Negative Supply Voltage
IDD
VDD
VOL
VOH
COUT
IL
A
20
50
V
0.4
IOUT = 1.6mA
mA
3
5
V
4.75
5.25
Positive Supply Voltage
Output Low Voltage
SYMBOL
PD = low
PD = high/float
PD = low
LSB
±1/2
FS change, VSS = -5V ±5%
Negative Supply Rejection (Note 13)
LSB
±1/2
FS change, VDD = 5V ±5%
Positive Supply Rejection (Note 13)
ISS
A
V
pF
4.0
IOUT = -200A
Output High Voltage
1
20
CS = RD = VDD,
AIN = 5V, D0/D8–D7/
DOUT = 0V or VDD,
HBEN = PAR = BIP
= 0V or VDD
Positive Supply Current
15
PD = high/float
Three-State Output
Capacitance (Note 6)
20
100
A
Negative Supply Current
UNITS
±10
D0/D8-D7/DOUT
MIN
TYP
MAX
CONDITIONS
Three-State Leakage Current
PARAMETER
LOGIC OUTPUTS
POWER REQUIREMENTS
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MAX191AENG 功能描述:模数转换器 - ADC RoHS:否 制造商:Texas Instruments 通道数量:2 结构:Sigma-Delta 转换速率:125 SPs to 8 KSPs 分辨率:24 bit 输入类型:Differential 信噪比:107 dB 接口类型:SPI 工作电源电压:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-32
MAX191AENG+ 功能描述:模数转换器 - ADC RoHS:否 制造商:Texas Instruments 通道数量:2 结构:Sigma-Delta 转换速率:125 SPs to 8 KSPs 分辨率:24 bit 输入类型:Differential 信噪比:107 dB 接口类型:SPI 工作电源电压:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-32
MAX191AEWG 功能描述:模数转换器 - ADC RoHS:否 制造商:Texas Instruments 通道数量:2 结构:Sigma-Delta 转换速率:125 SPs to 8 KSPs 分辨率:24 bit 输入类型:Differential 信噪比:107 dB 接口类型:SPI 工作电源电压:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-32
MAX191AEWG+ 功能描述:模数转换器 - ADC RoHS:否 制造商:Texas Instruments 通道数量:2 结构:Sigma-Delta 转换速率:125 SPs to 8 KSPs 分辨率:24 bit 输入类型:Differential 信噪比:107 dB 接口类型:SPI 工作电源电压:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-32
MAX191AEWG+T 功能描述:模数转换器 - ADC RoHS:否 制造商:Texas Instruments 通道数量:2 结构:Sigma-Delta 转换速率:125 SPs to 8 KSPs 分辨率:24 bit 输入类型:Differential 信噪比:107 dB 接口类型:SPI 工作电源电压:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-32