參數(shù)資料
型號: MAX1220BETX+T
廠商: Maxim Integrated Products
文件頁數(shù): 7/43頁
文件大小: 0K
描述: IC ADC/DAC 12BIT 36-TQFN
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝: 2,500
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: 4.75 V ~ 5.25 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 36-WFQFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 36-TQFN 裸露焊盤(6x6)
包裝: 帶卷 (TR)
MAX1220/MAX1257/MAX1258
12-Bit, Multichannel ADCs/DACs with FIFO,
Temperature Sensing, and GPIO Ports
______________________________________________________________________________________
15
DAC DIGITAL FEEDTHROUGH RLOAD = 10k
,
CLOAD = 100pF, CS = HIGH, DIN = LOW
MAX1220 toc55
200ns/div
VOUT_
100mV/div
AC-COUPLED
SCLK
1V/div
MAX1257
DAC DIGITAL FEEDTHROUGH RLOAD = 10k
,
CLOAD = 100pF, CS = HIGH, DIN = LOW
MAX1220 toc56
200ns/div
VOUT_
100mV/div
AC-COUPLED
SCLK
2V/div
MAX1220/MAX1258
NEGATIVE FULL-SCALE SETTLING TIME
RLOAD = 10k
, CLOAD = 100pF
MAX1220 toc57
1
s/div
VOUT_
1V/div
MAX1257
VLDAC
1V/div
NEGATIVE FULL-SCALE SETTLING TIME
RLOAD = 10k
, CLOAD = 100pF
MAX1220 toc58
2
s/div
VOUT_
2V/div
MAX1220/MAX1258
VLDAC
2V/div
POSITIVE FULL-SCALE SETTLING TIME
RLOAD = 10k
, CLOAD = 100pF
MAX1220 toc59
1
s/div
VOUT_
1V/div
MAX1257
VLDAC
1V/div
POSITIVE FULL-SCALE SETTLING TIME
RLOAD = 10k
, CLOAD = 100pF
MAX1220 toc60
1
s/div
VOUT_
2V/div
MAX1220/MAX1258
VLDAC
2V/div
ADC REFERENCE FEEDTHROUGH
RLOAD = 10k
, CLOAD = 100pF
MAX1220 toc61
200
s/div
VDAC-OUT
10mV/div
AC-COUPLED
MAX1257
VREF2
1V/div
ADC REFERENCE SWITCHING
ADC REFERENCE FEEDTHROUGH
RLOAD = 10k
, CLOAD = 100pF
MAX1220 toc62
200
s/div
VDAC-OUT
2mV/div
AC-COUPLED
MAX1220/MAX1258
VREF2
2V/div
ADC REFERENCE SWITCHING
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.)
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