參數(shù)資料
型號: MAX1258BETM+T
廠商: Maxim Integrated Products
文件頁數(shù): 5/43頁
文件大小: 0K
描述: IC ADC/DAC 12BIT 48-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: 48-WFQFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 48-TQFN-EP(7x7)
包裝: 帶卷 (TR)
MAX1220/MAX1257/MAX1258
12-Bit, Multichannel ADCs/DACs with FIFO,
Temperature Sensing, and GPIO Ports
______________________________________________________________________________________
13
ADC FFT PLOT
MAX1220
toc37
ANALOG INPUT FREQUENCY (kHz)
AMPLITUDE
(dB)
150
100
50
-140
-120
-100
-80
-60
-40
-20
0
-160
0
200
fSAMPLE = 32.768kHz
fANALOG_N = 10.080kHz
fCLK = 5.24288MHz
SINAD = 71.27dBc
SNR = 71.45dBc
THD = 85.32dBc
SFDR = 87.25dBc
ADC IMD PLOT
MAX1220
toc38
ANALOG INPUT FREQUENCY (kHz)
AMPLITUDE
(dB)
150
100
50
-140
-120
-100
-80
-60
-40
-20
0
-160
0
200
fCLK = 5.24288MHz
fIN1 = 9.0kHz
fIN2 = 11.0kHz
AIN = -6dBFS
IMD = 82.99dBc
ADC CROSSTALK PLOT
MAX1220
toc39
ANALOG INPUT FREQUENCY (kHz)
AMPLITUDE
(dB)
150
100
50
-140
-120
-100
-80
-60
-40
-20
0
-160
0200
fCLK = 5.24288MHz
fIN1 = 10.080kHz
fIN2 = 8.0801kHz
SNR = 72.00dBc
THD = 85.24dBc
ENOB = 11.65 BITS
DAC OUTPUT LOAD REGULATION
vs. OUTPUT CURRENT
MAX1220
toc40
OUTPUT CURRENT (mA)
DAC
OUTPUT
VOLTAGE
(V)
60
30
0
2.01
2.02
2.03
2.04
2.05
2.06
2.07
2.08
2.00
-30
90
DAC OUTPUT = MIDSCALE
MAX1220/MAX1258
SINKING
SOURCING
DAC OUTPUT LOAD REGULATION
vs. OUTPUT CURRENT
MAX1220
toc41
OUTPUT CURRENT (mA)
DAC
OUTPUT
VOLTAGE
(V)
20
10
0
-20
-10
1.22
1.23
1.24
1.25
1.26
1.27
1.28
1.29
1.21
-30
30
DAC OUTPUT = MIDSCALE
MAX1257
SINKING
SOURCING
GPIO OUTPUT VOLTAGE
vs. SOURCE CURRENT
MAX1220
toc42
SOURCE CURRENT (mA)
GPIO
OUTPUT
VOLTAGE
(V)
80
60
40
20
1
2
3
4
5
0
0100
MAX1220/MAX1258
GPIOA0–A3 OUTPUTS
GPIOB0–B3,
C0–C3 OUTPUTS
GPIO OUTPUT VOLTAGE
vs. SOURCE CURRENT
MAX1220
toc43
SOURCE CURRENT (mA)
GPIO
OUTPUT
VOLTAGE
(V)
80
60
40
20
0.5
1.0
1.5
2.0
2.5
3.0
0
100
MAX1257
GPIOA0–A3 OUTPUTS
GPIOB0–B3, C0–C3
OUTPUTS
GPIO OUTPUT VOLTAGE
vs. SINK CURRENT
MAX1220
toc44
SINK CURRENT (mA)
GPIO
OUTPUT
VOLTAGE
(mV)
80
60
40
20
300
600
900
1200
1500
0
100
MAX1220/MAX1258
GPIOA0–A3 OUTPUTS
GPIOB0–B3, C0–C3
OUTPUTS
GPIO OUTPUT VOLTAGE
vs. SINK CURRENT
MAX1220
toc45
SINK CURRENT (mA)
GPIO
OUTPUT
VOLTAGE
(mV)
40
50
30
20
10
300
600
900
1200
1500
0
060
MAX1257
GPIOA0–A3 OUTPUTS
GPIOB0–B3, C0–C3
OUTPUTS
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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MAX1259CPE 功能描述:電池管理 RoHS:否 制造商:Texas Instruments 電池類型:Li-Ion 輸出電壓:5 V 輸出電流:4.5 A 工作電源電壓:3.9 V to 17 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:VQFN-24 封裝:Reel
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