參數資料
型號: MAX1139MEEE+T
廠商: Maxim Integrated Products
文件頁數: 16/22頁
文件大小: 0K
描述: IC ADC 10BIT SERIAL 16-QSOP
標準包裝: 2,500
位數: 10
采樣率(每秒): 94.4k
數據接口: I²C,串行
轉換器數目: 1
功率耗散(最大): 2mW
電壓電源: 單電源
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 16-SSOP(0.154",3.90mm 寬)
供應商設備封裝: 16-QSOP
包裝: 帶卷 (TR)
輸入數目和類型: 12 個單端,單極;12 個單端,雙極;6 個差分,單極;6 個差分,雙極
MAX1136–MAX1139
2.7V to 3.6V and 4.5V to 5.5V, Low-Power,
4-/12-Channel, 2-Wire Serial 10-Bit ADCs
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(VDD = 2.7V to 3.6V (MAX1137/MAX1139), VDD = 4.5V to 5.5V (MAX1136/MAX1138), VREF = 2.048V (MAX1137/MAX1139), VREF =
4.096V (MAX1136/MAX1138), fSCL = 1.7MHz, TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C. See
Tables 1–5 for programming notation.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Internal Clock Frequency
2.8
MHz
External clock, fast mode
60
Aperture Delay (Note 5)
tAD
External clock, high-speed mode
30
ns
ANALOG INPUT (AIN0–AIN11)
Unipolar
0
VREF
Input-Voltage Range, Single-
Ended and Differential (Note 6)
Bipolar
0
±VREF/2
V
Input Multiplexer Leakage Current
ON/OFF leakage current, VAIN_ = 0 or VDD
±0.01
±1
A
Input Capacitance
CIN
22
pF
INTERNAL REFERENCE (Note 7)
MAX1137/MAX1139
1.968
2.048
2.128
Reference Voltage
VREF
TA = +25°C
MAX1136/MAX1138
3.939
4.096
4.256
V
Reference-Voltage Temperature
Coefficient
TCVREF
25
ppm/°C
REF Short-Circuit Current
2mA
REF Source Impedance
1.5
k
EXTERNAL REFERENCE
REF Input-Voltage Range
VREF
(Note 8)
1
VDD
V
REF Input Current
IREF
fSAMPLE = 94.4ksps
40
A
DIGITAL INPUTS/OUTPUTS (SCL, SDA)
Input High Voltage
VIH
0.7 VDD
V
Input Low Voltage
VIL
0.3 VDD
V
Input Hysteresis
VHYST
0.1 VDD
V
Input Current
IIN
VIN 0 to VDD
±10
A
Input Capacitance
CIN
15
pF
Output Low Voltage
VOL
ISINK = 3mA
0.4
V
POWER REQUIREMENTS
MAX1137/MAX1139
2.7
3.6
Supply Voltage
VDD
MAX1136/MAX1138
4.5
5.5
V
Internal reference
900
1150
fSAMPLE = 94.4ksps
external clock
External reference
670
900
Internal reference
530
fSAMPLE = 40ksps
internal clock
External reference
230
Internal reference
380
fSAMPLE = 10ksps
internal clock
External reference
60
Internal reference
330
fSAMPLE =1ksps
internal clock
External reference
6
Supply Current
IDD
Shutdown (internal reference OFF)
0.5
10
A
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