参数资料
型号: MAX5774UCB+D
厂商: Maxim Integrated Products
文件页数: 26/28页
文件大小: 0K
描述: IC DAC 14BIT 32CHAN SER 64-TQFP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 160
设置时间: 20µs
位数: 14
数据接口: 串行
转换器数目: 32
电压电源: 模拟和数字
工作温度: 0°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 64-LQFP
供应商设备封装: 64-LQFP(10x10)
包装: 托盘
输出数目和类型: 32 电压,单极
采样率(每秒): *
产品目录页面: 1398 (CN2011-ZH PDF)
MAX5773/MAX5774/MAX5775
32-Channel, 14-Bit, Voltage-Output
DACs with Serial Interface
_______________________________________________________________________________________
7
ELECTRICAL CHARACTERISTICS—MAX5775 (-5V to +5V Output Voltage Range)
(continued)
(AVCC = +5.25V to +5.5V (Note 1), AVDD = +5V ±5%, DVDD = +2.7V to AVDD, VSS = -5.25V to -5.5V, AGND = DGND = REFGND =
GS1 = GS2 = 0, program the offset DAC to 2000h. VREF = +3.0V, RL = ∞, CL = 50pF referenced to VSS, TA = TMIN to TMAX, SCLK =
0, all offset and gain registers = 0000h, unless otherwise noted. Typical values are at TA = +25°C.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
DC Crosstalk
VSS = -5.50V, AVCC = +5.25V (Note 4)
50
250
V
DYNAMIC CHARACTERISTICS (fSCLK = 20MHz)
Output-Voltage Settling Time
tS
Full-scale change to ±0.5 LSB
20
s
Voltage-Output Slew Rate
1
V/s
Digital Feedthrough
(Note 5)
5
nV-s
Digital-to-Analog Glitch Impulse
Major carry transition
120
nV-s
DAC-to-DAC Crosstalk
(Note 6)
25
nV-s
Output-Noise Spectral Density at
1kHz
Full-scale code
250
nV/
√Hz
ANALOG OUTPUTS (OUT0 to OUT31)
Output-Voltage Range
VSS = -5.25V, AVCC = +5.25V (Note 1)
-5
+5
V
Resistive Load to Ground
10
50
k
Capacitive Load to Ground
100
pF
DC Output Impedance
0.1
Sourcing, full scale, output connected to
AGND
+5
Short-Circuit Current
Sinking, zero scale, output connected to
AVCC
-5
mA
GROUND-SENSE ANALOG INPUTS (GS1 and GS2)
Input-Voltage Range
VGS
Relative to AGND
-0.5
+0.5
V
Ground-Sense Gain
AGS
0.995
1.000
1.005
V/V
Input Resistance
-0.5V
≤ VGS ≤ +0.5V, VSS = -5.25V
70
k
REFERENCE INPUT (REF)
Input Resistance
1M
Reference Input Voltage Range
VREF
Referred to REFGND
2.900
3.000
3.100
V
DIGITAL INPUTS (
CS, SCLK, DIN, LDAC, RESET, DSP)
+2.7V
≤ DVDD ≤ +3.6V
0.7 x
DVDD
Input-Voltage High
VIH
+3.6V < DVDD
≤ 5.25V
2.4
V
Input-Voltage Low
VIL
0.8
V
Input Capacitance
CIN
10
pF
Input Current
IIN
Digital inputs = 0 or DVDD
±1
A
DIGITAL OUTPUT (DOUT)
Output-Voltage Low
VOL
ISINK = 1mA
0.4
V
Output-Voltage High
VOH
ISOURCE = 0.2mA
0.8 x
DVDD
V
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