零件型號 | 下載 訂購 | 功能描述 | 制造商 上傳企業(yè) | LOGO |
---|---|---|---|---|
MAX1249 | +2.7V至+5.25V、低功耗、4通道、串行、10位ADC,QSOP-16封裝; ? 4通道單端或2通道差分輸入\n\n? +2.7V至+5.25V單電源供電\n\n? 內(nèi)部2.5V基準(zhǔn)電壓源(MAX1248)\n\n? 低功耗:\n? 1.2mA(133ksps,+3V電源)\n\n? 54μA(1ksps,+3V電源)\n\n? 1μA(關(guān)斷模式)\n\n\n\n\n? SPI/QSPI/MICROWIRE/TMS320兼容型4線串行接口\n\n? 軟件可配置的單極性或雙極性輸入\n\n? 16引腳QSOP封裝(與8引腳SO封裝面積相同); MAX1248/MAX1249 10位數(shù)據(jù)采集系統(tǒng)集成了4通道多路復(fù)用器、高帶寬采樣/保持功能和串行接口,提供高轉(zhuǎn)換速度和低功耗。它們采用+2.7V至+5.25V單電源供電,其模擬輸入可通過軟件配置為單極性/雙極性和單端/差分工作模式。\n\n 4線串行接口直接連接到SPI?/QSPI?和MICROWIRE?器件,無需外部邏輯。串行選通輸出支持直接連接到TMS320系列數(shù)字信號處理器。MAX1248/MAX1249使用內(nèi)部時鐘或外部串行接口時鐘進行逐次逼近模數(shù)轉(zhuǎn)換。\n\n MAX1248具有2.5V內(nèi)部基準(zhǔn)電壓源,而MAX1249需要外部基準(zhǔn)電壓源。兩款器件都有一個電壓調(diào)整范圍為±1.5%的基準(zhǔn)電壓緩沖放大器。\n\n 這些器件提供一個硬連線的低電平有效SHDN引腳和軟件可選的關(guān)斷功能,并且可以編程為在轉(zhuǎn)換結(jié)束時自動關(guān)斷。訪問串行接口即會自動使MAX1248/MAX1249上電,而由于開啟時間快,可以在每次轉(zhuǎn)換之間將其關(guān)斷。該技術(shù)可以在采樣速率降低的情況下將電源電流降至60μA以下。\n\n MAX1248/MAX1249采用16引腳DIP封裝和占板面積與8引腳SO封裝相同的超小型QSOP封裝。\n\n 對于這些器件的8通道版本,請參考MAX148/MAX149數(shù)據(jù)手冊。\n\n ?\n\n | ADIAnalog Devices 亞德諾亞德諾半導(dǎo)體技術(shù)有限公司 | ADI | |
MAX1249 | 2.7V to 5.25V, Low-Power, 4-Channel, Serial 10-Bit ADCs in QSOP-16 | MaximMaxim Integrated Products 美信美信半導(dǎo)體 | Maxim | |
2.7V to 5.25V, Low-Power, 4-Channel, Serial 10-Bit ADCs in QSOP-16 | MaximMaxim Integrated Products 美信美信半導(dǎo)體 | Maxim | ||
2.7V to 5.25V, Low-Power, 4-Channel, Serial 10-Bit ADCs in QSOP-16 | MaximMaxim Integrated Products 美信美信半導(dǎo)體 | Maxim | ||
2.7V to 5.25V, Low-Power, 4-Channel, Serial 10-Bit ADCs in QSOP-16 | MaximMaxim Integrated Products 美信美信半導(dǎo)體 | Maxim | ||
2.7V to 5.25V, Low-Power, 4-Channel, Serial 10-Bit ADCs in QSOP-16 | MaximMaxim Integrated Products 美信美信半導(dǎo)體 | Maxim | ||
2.7V to 5.25V, Low-Power, 4-Channel, Serial 10-Bit ADCs in QSOP-16 | MaximMaxim Integrated Products 美信美信半導(dǎo)體 | Maxim | ||
2.7V to 5.25V, Low-Power, 4-Channel, Serial 10-Bit ADCs in QSOP-16 | MaximMaxim Integrated Products 美信美信半導(dǎo)體 | Maxim | ||
2.7V to 5.25V, Low-Power, 4-Channel, Serial 10-Bit ADCs in QSOP-16 | MaximMaxim Integrated Products 美信美信半導(dǎo)體 | Maxim | ||
2.7V to 5.25V, Low-Power, 4-Channel, Serial 10-Bit ADCs in QSOP-16 | MaximMaxim Integrated Products 美信美信半導(dǎo)體 | Maxim |
技術(shù)參數(shù)
- # Input Channels:
4
- Conv. Rate (max)(ksps):
133
- Data Bus:
SPI
- ADC Architecture:
SAR
- Diff/ S.E. Input:
Both
- External VREF (min)(V):
1
- External VREF (max)(V):
5.25
- Unipolar VIN (max)(V):
2.5
- Bipolar VIN (max)(±V):
1.25
- SNR(dB):
64
- SINAD(dB):
66
- THD(dB):
-70.0
- SFDR(dB):
70
- DNL(±LSB):
1
- INL(±LSB):
1
- DVDD (min)(V):
2.7
- DVDD (max)(V):
5.25
- IDVDD (typ)(mA):
1.6
- Standby Current(μA):
30
- Smallest Available Pckg. (max w/pins)(mm2):
30.9
- RoHS Available:
Yes
- Oper. Temp.(°C):
-55 to +125
- Package/ Pins:
PDIP/16
- Budgetary Price (See Notes):
$5.52 @1k
供應(yīng)商 | 型號 | 品牌 | 批號 | 封裝 | 庫存 | 備注 | 價格 |
---|---|---|---|---|---|---|---|
MAXIM |
23+ |
NA |
25060 |
只做進口原裝,終端工廠免費送樣 |
詢價 | ||
2023+ |
3000 |
進口原裝現(xiàn)貨 |
詢價 | ||||
2023+ |
5800 |
進口原裝,現(xiàn)貨熱賣 |
詢價 | ||||
MAX |
24+ |
SSOP |
3000 |
公司現(xiàn)貨 |
詢價 | ||
MAX |
2015+ |
SOP/DIP |
19889 |
一級代理原裝現(xiàn)貨,特價熱賣! |
詢價 | ||
MAXIM |
25+ |
QSOP16 |
15000 |
※※※原裝大量庫存特價銷售※※※ |
詢價 | ||
MAXIM |
13+ |
PDIP |
3758 |
原裝分銷 |
詢價 | ||
MAXIM |
23+ |
SSOP |
3600 |
絕對全新原裝!現(xiàn)貨!特價!請放心訂購! |
詢價 | ||
MAXIM |
15+ |
SSOP |
11560 |
全新原裝,現(xiàn)貨庫存,長期供應(yīng) |
詢價 | ||
MAXIM |
17+ |
DIP |
6200 |
100%原裝正品現(xiàn)貨 |
詢價 |
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