參數(shù)資料
型號: MAX1257BETM+
廠商: Maxim Integrated Products
文件頁數(shù): 4/43頁
文件大小: 0K
描述: IC ADC/DAC 12BIT 48-TQFN
產(chǎn)品培訓模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標準包裝: 43
類型: ADC,DAC
分辨率(位): 12 b
采樣率(每秒): 225k
數(shù)據(jù)接口: 串行
電壓電源: 模擬和數(shù)字
電源電壓: 2.7 V ~ 3.6 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 48-WFQFN 裸露焊盤
供應商設備封裝: 48-TQFN-EP(7x7)
包裝: 管件
MAX1220/MAX1257/MAX1258
12-Bit, Multichannel ADCs/DACs with FIFO,
Temperature Sensing, and GPIO Ports
12
______________________________________________________________________________________
DAC FULL-SCALE ERROR
vs. REFERENCE VOLTAGE
MAX1220
toc28
REFERENCE VOLTAGE (V)
DAC
FULL-SCALE
ERROR
2.0
2.5
1.5
0.5
1.0
-6
-5
-4
-3
-2
-1
0
-7
03.0
MAX1257
DAC FULL-SCALE ERROR
vs. LOAD CURRENT
MAX1220
toc29
LOAD CURRENT (mA)
DAC
FULL-SCALE
ERROR
(LSB)
25
20
15
10
5
-10
-5
0
5
-15
030
MAX1220/MAX1258
DAC FULL-SCALE ERROR
vs. LOAD CURRENT
MAX1220
toc30
LOAD CURRENT (mA)
DAC
FULL-SCALE
ERROR
(LSB)
2.5
2.0
1.5
1.0
0.5
-10
-5
0
5
-15
0
3.0
MAX1257
Typical Operating Characteristics (continued)
(VAVDD = VDVDD = 3V (MAX1257), external VREF = 2.5V (MAX1257), VAVDD = VDVDD = 5V (MAX1220/MAX1258), external VREF =
4.096V (MAX1220/MAX1258), fCLK = 3.6MHz (50% duty cycle), fSAMPLE = 225ksps, CLOAD = 50pF, 0.1F capacitor at REF,
TA = +25°C, unless otherwise noted.)
4.12
4.11
4.10
4.09
4.08
-40
10
-15
356085
INTERNAL REFERENCE VOLTAGE
vs. TEMPERATURE
MAX1220
toc31
TEMPERATURE (
°C)
INETRNAL
REFERENCE
VOLTAGE
(V)
MAX1220/MAX1258
2.52
2.51
2.50
2.49
2.48
-40
10
-15
356085
INTERNAL REFERENCE VOLTAGE
vs. TEMPERATURE
MAX1220
toc32
TEMPERATURE (
°C)
INTERNAL
REFERENCE
VOLTAGE
(V)
MAX1257
24.84
24.88
24.86
24.92
24.90
24.94
24.96
4.750
5.000
4.875
5.125
5.250
ADC REFERENCE SUPPLY CURRENT
vs. ANALOG SUPPLY VOLTAGE
MAX1220
toc33
SUPPLY VOLTAGE (V)
ADC
REFERENCE
SUPPLY
CURRENT
(
A)
MAX1220/MAX1258
25.1
25.0
24.9
24.8
24.7
2.7
3.3
3.0
3.6
ADC REFERENCE SUPPLY CURRENT
vs. ANALOG SUPPLY VOLATAGE
MAX1220
toc34
SUPPLY VOLTAGE (V)
MAX1257
ADC
REFERENCE
SUPPLY
CURRENT
(
A)
40.5
40.6
40.8
40.7
40.9
41.0
-40
10
-15
35
60
85
MAX1220
toc35
TEMPERATURE (
°C)
ADC
REFERENCE
SUPPLY
CURRENT
(
A)
ADC REFERENCE SUPPLY CURRENT
vs. TEMPERATURE
MAX1220/MAX1258
EXTERNAL REFERENCE = 4.096V
25.1
25.0
24.9
24.8
24.7
-40
10
-15
356085
ADC REFERENCE SUPPLY CURRENT
vs. TEMPERATURE
MAX1220
toc36
TEMPERATURE (
°C)
ADC
REFERENCE
SUPPLY
CURRENT
(
A)
MAX1257, EXTERNAL REFERENCE = 2.5V
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MAX1257BETM+ 功能描述:ADC / DAC多通道 12-Bit 16Ch 300ksps 3.6V Precision ADC RoHS:否 制造商:Texas Instruments 轉換速率: 分辨率:8 bit 接口類型:SPI 電壓參考: 電源電壓-最大:3.6 V 電源電壓-最小:2 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-40
MAX1257BETM+T 功能描述:ADC / DAC多通道 12-Bit 16Ch 300ksps 3.6V Precision ADC RoHS:否 制造商:Texas Instruments 轉換速率: 分辨率:8 bit 接口類型:SPI 電壓參考: 電源電壓-最大:3.6 V 電源電壓-最小:2 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-40
MAX1257BETM-T 功能描述:ADC / DAC多通道 RoHS:否 制造商:Texas Instruments 轉換速率: 分辨率:8 bit 接口類型:SPI 電壓參考: 電源電壓-最大:3.6 V 電源電壓-最小:2 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-40
MAX1257EVKIT 功能描述:數(shù)據(jù)轉換 IC 開發(fā)工具 Programmers, Development Systems RoHS:否 制造商:Texas Instruments 產(chǎn)品:Demonstration Kits 類型:ADC 工具用于評估:ADS130E08 接口類型:SPI 工作電源電壓:- 6 V to + 6 V
MAX1258BETM 功能描述:ADC / DAC多通道 RoHS:否 制造商:Texas Instruments 轉換速率: 分辨率:8 bit 接口類型:SPI 電壓參考: 電源電壓-最大:3.6 V 電源電壓-最小:2 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-40