参数资料
型号: MCP4822T-E/MS
厂商: Microchip Technology
文件页数: 17/19页
文件大小: 0K
描述: IC DAC 12BIT DUAL W/SPI 8MSOP
标准包装: 2,500
设置时间: 4.5µs
位数: 12
数据接口: 串行,SPI?
转换器数目: 2
电压电源: 单电源
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 8-TSSOP,8-MSOP(0.118",3.00mm 宽)
供应商设备封装: 8-MSOP
包装: 带卷 (TR)
输出数目和类型: 2 电压,单极;2 电压,双极
采样率(每秒): *
2010 Microchip Technology Inc.
DS22249A-page 7
MCP4802/4812/4822
FIGURE 1-1:
SPI Input Timing Data.
TEMPERATURE CHARACTERISTICS
CS High Time
tCSH
15
ns
LDAC Pulse Width
tLD
100
ns
LDAC Setup Time
tLS
40
ns
SCK Idle Time before CS Fall
tIDLE
40
ns
Electrical Specifications: Unless otherwise indicated, VDD = +2.7V to +5.5V, VSS = GND.
Parameters
Sym
Min
Typ
Max
Units
Conditions
Temperature Ranges
Specified Temperature Range
TA
-40
+125
°C
Operating Temperature Range
TA
-40
+125
°C
Storage Temperature Range
TA
-65
+150
°C
Thermal Package Resistances
Thermal Resistance, 8L-MSOP
JA
—211
°C/W
Thermal Resistance, 8L-PDIP
JA
—90
°C/W
Thermal Resistance, 8L-SOIC
JA
—150
°C/W
Note 1:
The MCP4802/4812/4822 devices operate over this extended temperature range, but with reduced
performance. Operation in this range must not cause T
J to exceed the maximum junction temperature
of +150°C.
AC CHARACTERISTICS (SPI TIMING SPECIFICATIONS)
Electrical Specifications: Unless otherwise indicated, VDD= 2.7V – 5.5V, TA= -40 to +125°C.
Typical values are at +25°C.
Parameters
Sym
Min
Typ
Max
Units
Conditions
Note 1:
This parameter is ensured by design and not 100% tested.
CS
SCK
SDI
LDAC
tCSSR
tHD
tSU
tLO
tCSH
tCHS
LSb in
MSb in
tIDLE
Mode 1,1
Mode 0,0
tHI
tLD
tLS
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