參數(shù)資料
型號: MAX149AEAP+T
廠商: Maxim Integrated Products
文件頁數(shù): 8/23頁
文件大?。?/td> 0K
描述: IC ADC 10BIT SERIAL 20-SSOP
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標準包裝: 2,000
位數(shù): 10
采樣率(每秒): 133k
數(shù)據(jù)接口: MICROWIRE?,QSPI?,串行,SPI?
轉(zhuǎn)換器數(shù)目: 1
功率耗散(最大): 640mW
電壓電源: 單電源
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 20-SSOP(0.209",5.30mm 寬)
供應(yīng)商設(shè)備封裝: 20-SSOP
包裝: 帶卷 (TR)
輸入數(shù)目和類型: 8 個單端,單極;8 個單端,雙極;4 個差分,單極;4 個差分,雙極
+2.7V to +5.25V, Low-Power, 8-Channel,
Serial 10-Bit ADCs
MAX148/MAX149
16
Figure 12b. Timing Diagram Power-Down Modes, Internal Clock
Table 5. Software Power-Down and Clock
Mode
Table 6. Hard-Wired Power-Down and
Internal Clock Frequency
Figure 13. Average Supply Current vs. Conversion Rate with
External Reference
Figure 14a. MAX149 Supply Current vs. Conversion Rate,
FULLPD
INTERNAL
DATA VALID
CONVERSION
SETS INTERNAL
CLOCK MODE
SETS
POWER-DOWN
DATA VALID
CONVERSION
POWERED UP
CLOCK
MODE
DIN
DOUT
SSTRB
MODE
POWER-DOWN
POWERED OFF
S X X X X X 1 0
5 X X X X X 0 0
S
PD1
PD0
DEVICE MODE
0
Full Power-Down
0
1
Fast Power-Down
1
0
Internal Clock
1
External Clock
SHDN
STATE
DEVICE
MODE
REFERENCE
BUFFER
COMPENSATION
INTERNAL
CLOCK
FREQUENCY
1
Enabled
Internal
225kHz
Unconnected
Enabled
External
1.8MHz
0
Power-
Down
AVERAGE SUPPLY CURRENT vs. CONVERSION
RATE WITH EXTERNAL REFERENCE
MAX148/9-F13
CONVERSION RATE (Hz)
AVERAGE
SUPPLY
CURRENT
(A)
100k
10k
1k
100
10
1
10
100
1000
10,000
0.1
1M
VREF = VDD = 3.0V
RLOAD = ∞
CODE = 1010101000
8 CHANNELS
1 CHANNEL
AVERAGE SUPPLY CURRENT
vs. CONVERSION RATE (USING FULLPD)
MAX148/9-F14A
CONVERSION RATE (Hz)
AVERAGE
SUPPLY
CURRENT
(A)
0.1
1
10
100
10
100
1
0.01
1k
RLOAD = ∞
CODE = 1010101000
8 CHANNELS
1 CHANNEL
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參數(shù)描述
MAX149AEPP 功能描述:模數(shù)轉(zhuǎn)換器 - ADC RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
MAX149AEPP+ 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 10-Bit 8Ch 133ksps 5.25V Precision ADC RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
MAX149AMJP 功能描述:模數(shù)轉(zhuǎn)換器 - ADC RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
MAX149BCAP 功能描述:模數(shù)轉(zhuǎn)換器 - ADC Integrated Circuits (ICs) RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
MAX149BCAP+ 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 10-Bit 8Ch 133ksps 5.25V Precision ADC RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32