FIGURE 1-1: SPI Input Timing Data. TEMPERATURE CHARACTERISTICS CS High " />
參數(shù)資料
型號(hào): MCP4802-E/SN
廠商: Microchip Technology
文件頁(yè)數(shù): 17/19頁(yè)
文件大小: 0K
描述: DAC 8BIT DUAL SPI/VREF 8SOIC
標(biāo)準(zhǔn)包裝: 100
設(shè)置時(shí)間: 4.5µs
位數(shù): 8
數(shù)據(jù)接口: 串行,SPI?
轉(zhuǎn)換器數(shù)目: 2
電壓電源: 單電源
工作溫度: -40°C ~ 125°C
安裝類型: 表面貼裝
封裝/外殼: 8-SOIC(0.154",3.90mm 寬)
供應(yīng)商設(shè)備封裝: 8-SOICN
包裝: 管件
輸出數(shù)目和類型: 2 電壓,單極;2 電壓,雙極
采樣率(每秒): *
產(chǎn)品目錄頁(yè)面: 673 (CN2011-ZH PDF)
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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