參數(shù)資料
型號: MAX1146BCUP+T
廠商: Maxim Integrated Products
文件頁數(shù): 23/25頁
文件大?。?/td> 0K
描述: IC ADC 14BIT 116KSPS 20-TSSOP
產品培訓模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標準包裝: 2,500
位數(shù): 14
采樣率(每秒): 116k
數(shù)據(jù)接口: MICROWIRE?,QSPI?,串行,SPI?
轉換器數(shù)目: 1
功率耗散(最大): 879mW
電壓電源: 單電源
工作溫度: 0°C ~ 70°C
安裝類型: 表面貼裝
封裝/外殼: 20-TSSOP(0.173",4.40mm 寬)
供應商設備封裝: 20-TSSOP
包裝: 帶卷 (TR)
輸入數(shù)目和類型: 4 個單端,單極;4 個單端,雙極;2 個差分,單極;2 個差分,雙極
MAX1146–MAX1149
Multichannel, True-Differential,
Serial, 14-Bit ADCs
_______________________________________________________________________________________
7
INL vs. OUTPUT CODE
MAX1146
toc01
OUTPUT CODE
INL
(LSB)
12288
8192
4096
-1.0
-0.5
0
0.5
1.0
1.5
-1.5
0
16384
DNL vs. OUTPUT CODE
MAX1146
toc02
OUTPUT CODE
DNL
(LSB)
12288
8192
4096
-1.0
-0.5
0
0.5
1.0
1.5
-1.5
0
16384
SUPPLY CURRENT vs. SUPPLY VOLTAGE
(MAX1147/MAX1149)
MAX1146
toc03
SUPPLY VOLTAGE (V)
SUPPLY
CURRENT
(mA)
3.3
3.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
0
2.7
3.6
INTERNAL REFERENCE
EXTERNAL REFERENCE
SUPPLY CURRENT vs. SUPPLY VOLTAGE
(MAX1146/MAX1148)
MAX1146
toc04
SUPPLY VOLTAGE (V)
SUPPLY
CURRENT
(mA)
5.20
5.15
5.05 5.10
4.85 4.90 4.95 5.00
4.80
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
0
4.75
5.25
INTERNAL REFERENCE
EXTERNAL REFERENCE
SHUTDOWN SUPPLY CURRENT
vs. SUPPLY VOLTAGE (MAX1147/MAX1149)
MAX1146
toc05
SUPPLY VOLTAGE (V)
SHUTDOWN
SUPPLY
CURRENT
(
A)
3.5
3.4
3.2 3.3
2.9 3.0 3.1
2.8
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
0
2.7
3.6
SUPPLY CURRENT
vs. CONVERSION RATE
MAX1146
toc07
CONVERSION RATE (ksps)
SUPPLY
CURRENT
(
A)
100
10
1
0.1
200
400
600
800
1000
1200
0
0.01
1000
FAST POWER-DOWN
FULL
POWER-DOWN
SUPPLY CURRENT vs. TEMPERATURE
MAX1146
toc08
TEMPERATURE (
°C)
SUPPLY
CURRENT
(mA)
60
35
10
-15
0.5
1.0
1.5
2.0
2.5
0
-40
85
MAX1146/MAX1148 INTERNAL REFERENCE
MAX1147/MAX1149 INTERNAL REFERENCE
MAX1146/MAX1148 EXTERNAL REFERENCE
MAX1147/MAX1149 EXTERNAL REFERENCE
SHUTDOWN SUPPLY CURRENT
vs. TEMPERATURE
MAX1146
toc09
TEMPERATURE (
°C)
SHUTDOWN
SUPPLY
CURRENT
(
A)
60
35
10
-15
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
0
-40
85
MAX1146/MAX1148
MAX1147/MAX1149
Typical Operating Characteristics
(VDD = +5.0V (MAX1146/MAX1148), VDD = +3.3V (MAX1147/MAX1149), SHDN = VDD, VCOM = 0, fSCLK = 2.1MHz, external clock
(50% duty cycle), 18 clocks/conversion (116ksps), VREFADJ = VDD, external +4.096V reference at REF (MAX1146/MAX1148), exter-
nal +2.500V reference at REF (MAX1147/MAX1149), CREF = 2.2F, CLOAD = 50pF, TA = +25°C, unless otherwise noted.)
SHUTDOWN SUPPLY CURRENT
vs. SUPPLY VOLTAGE (MAX1146/MAX1148)
MAX1146
toc06
SUPPLY VOLTAGE (V)
SHUTDOWN
SUPPLY
CURRENT
(
A)
5.15
5.05
4.95
4.85
0.05
0.10
0.15
0.20
0.25
0.30
0.35
0.40
0.45
0
4.75
5.25
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