参数资料
型号: MAX132CWG+T
厂商: Maxim Integrated Products
文件页数: 10/16页
文件大小: 0K
描述: IC ADC 18BIT SERIAL 24-SOIC
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 1,000
位数: 18
采样率(每秒): 100
数据接口: MICROWIRE?,串行,SPI?
转换器数目: 1
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: 1 个伪差分,双极
MAX132
±18-Bit ADC with Serial Interface
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3
ELECTRICAL CHARACTERISTICS (continued)
(V+ = 5V, V- = -5V, DGND = AGND = IN LO = REF- = 0V, REF+ = 545mV, RINT = 602k
, CINT = 0.0047F, CREF = 0.1F,
fCLK = 32,768Hz, 60Hz mode, TA = TMIN to TMAX, unless otherwise noted.)
INTERFACE TIMING
(Test Circuit of Figure 1, Figure 2, V+ = 5V, V- = -5V, DGND = AGND = 0V, TA = +25°C, unless otherwise noted.) (Note 3)
Note 1: ±18-bit accuracy achieved by averaging multiple conversions.
Note 2: Maximum deviation from best straight-line fit.
Note 3: Guaranteed by design, not tested.
Note 4: Difference in reading for equal positive and negative inputs near full scale.
DOUT, IOUT = -100A
DOUT, IOUT = -1mA
CS, DIN, SCLK, and DOUT when three-stated
Referred to DGND, 4.5V
≤ V+ ≤ 5.5V, CS, DIN, SCLK
EOC, P0–P3, IOUT = -100A
DOUT, IOUT = 1.6mA
EOC, P0–P3, IOUT = 100A
Referred to DGND, 4.5V
≤ V+ ≤ 5.5V, CS, DIN, SCLK
CONDITIONS
4.0
4.5
3.5
4.3
pF
5
CIN
Input Capacitance
nA
±10
±500
IIN
Input Current
V
0.8
VIL
Input Low
V
4.0
4.7
VOH
Output High
0.1
0.4
V
0.1
0.4
VOL
Output Low
V
2.4
VIH
Input High
UNITS
MIN
TYP
MAX
SYMBOL
PARAMETER
CONDITIONS
ns
500
t1
CS Lead Time
s
1
t5
CS High Pulse Width
ns
300
t4
SCLK Low Time
ns
400
t3
SCLK High Time
ns
400
t2
CS Lag Time
UNITS
MIN
TYP
MAX
SYMBOL
PARAMETER
See Figure 4
See Figure 3
ns
0
t6
DIN to SCLK Setup Time
ns
320
t10
DOUT Disable Time to Three-State
ns
60
t9
Data Valid
ns
320
t8
DOUT Access Time from Three-State
ns
200
t7
DIN to SCLK Hold Time
ns
230
350
t12
Delay to P0–P3 Low
ns
230
350
t11
Delay to P0–P3 High
DIGITAL SECTION
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