參數(shù)資料
型號: MAX1220BETX+T
廠商: Maxim Integrated Products
文件頁數(shù): 6/43頁
文件大?。?/td> 0K
描述: IC ADC/DAC 12BIT 36-TQFN
產(chǎn)品培訓模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標準包裝: 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
供應商設備封裝: 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
14
______________________________________________________________________________________
TEMPERATURE SENSOR ERROR
vs. TEMPERATURE
MAX1220
toc46
TEMPERATURE (
°C)
TEMPERATURE
SENSOR
ERROR
C)
60
35
-15
10
-0.75
-0.50
-0.25
0
0.25
0.50
0.75
1.00
-1.00
-40
85
DAC-TO-DAC CROSSTALK
RLOAD = 10k
, CLOAD = 100pF
MAX1220 toc47
100
s/div
VOUTA
1V/div
VOUTB
10mV/div
AC-COUPLED
MAX1257
DAC-TO-DAC CROSSTALK
RLOAD = 10k
, CLOAD = 100pF
MAX1220 toc48
100
s/div
VOUTA
2V/div
VOUTB
10mV/div
AC-COUPLED
MAX1220/MAX1258
DYNAMIC RESPONSE RISE TIME
RLOAD = 10k
, CLOAD = 100pF
MAX1220 toc49
1
s/div
VOUT_
1V/div
CS
1V/div
MAX1257
DYNAMIC RESPONSE RISE TIME
RLOAD = 10k
, CLOAD = 100pF
MAX1220 toc50
1
s/div
VOUT_
2V/div
CS
2V/div
MAX1220/MAX1258
DYNAMIC RESPONSE FALL TIME
RLOAD = 10k
, CLOAD = 100pF
MAX1220 toc51
1
s/div
VOUT_
1V/div
CS
1V/div
MAX1257
DYNAMIC RESPONSE FALL TIME
RLOAD = 10k
, CLOAD = 100pF
MAX1220 toc52
1
s/div
VOUT_
2V/div
CS
2V/div
MAX1220/MAX1258
MAJOR CARRY TRANSITION
RLOAD = 10k
, CLOAD = 100pF
MAX1220 toc53
1
s/div
VOUT_
10mV/div
AC-COUPLED
CS
1V/div
MAX1257
MAJOR CARRY TRANSITION
RLOAD = 10k
, CLOAD = 100pF
MAX1220 toc54
1
s/div
VOUT_
20mV/div
AC-COUPLED
CS
2V/div
MAX1220/MAX1258
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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