參數(shù)資料
型號: MAX128BCNG+
廠商: Maxim Integrated Products
文件頁數(shù): 12/16頁
文件大小: 0K
描述: IC DAS 12BIT 2-WIRE 24-DIP
產品培訓模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標準包裝: 15
類型: 數(shù)據(jù)采集系統(tǒng)(DAS),ADC
分辨率(位): 12 b
采樣率(每秒): 8k
數(shù)據(jù)接口: I²C,串行
電壓電源: 單電源
電源電壓: 4.75 V ~ 5.25 V
工作溫度: 0°C ~ 70°C
安裝類型: 通孔
封裝/外殼: 24-DIP(0.300",7.62mm)
供應商設備封裝: 24-PDIP
包裝: 管件
MAX127/MAX128
Multirange, +5V, 12-Bit DAS with
2-Wire Serial Interface
_______________________________________________________________________________________
5
ELECTRICAL CHARACTERISTICS (continued)
(VDD = +5V ±5%; unipolar/bipolar range; external reference mode, VREF = 4.096V; 4.7F at REF pin; external clock, fCLK = 400kHz;
TA = TMIN to TMAX; unless otherwise noted. Typical values are at TA = +25°C.)
Input Hysteresis
VHYS
0.05 x VDD
V
Input Low Threshold Voltage
VIL
0.3 x VDD
V
Input High Threshold Voltage
VIH
0.7 x VDD
V
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
CONDITIONS
TIMING CHARACTERISTICS
(VDD = +4.75V to +5.25V; unipolar/bipolar range; external reference mode, VREF = 4.096V; 4.7F at REF pin; TA = TMIN to TMAX;
unless otherwise noted. Typical values are at TA = +25°C.)
Input Capacitance
CIN
15
pF
(Note 4)
Input Leakage Current
IIN
±0.1
±10
A
VIN = 0 or VDD
Three-State Output Capacitance
COUT
15
pF
(Note 4)
Output Low Voltage
VOL
0.4
V
ISINK = 3mA
2-WIRE FAST MODE
Hold Time (Repeated)
START Condition
tHD,STA
0.6
s
Bus Free Time Between a
STOP and START Condition
tBUF
1.3
s
SCL Clock Frequency
fSCL
400
kHz
PARAMETERS
SYMBOL
MIN
TYP
MAX
UNITS
CONDITIONS
Set-Up Time for a Repeated
START Condition
tSU,STA
0.6
s
High Period of the SCL Clock
tHIGH
0.6
s
Low Period of the SCL Clock
tLOW
1.3
s
Rise Time for Both SDA and SCL
Signals (Receiving)
tR
20 +
300
0.1 x Cb
ns
Cb = Total capacitance of one bus line in pF
Data Setup Time
tSU,DAT
100
ns
Data Hold Time
tHD,DAT
0
0.9
s
DIGITAL INPUTS (SDA, SCL)
DIGITAL OUTPUTS (SDA)
ISINK = 6mA
0.6
Fall Time for Both SDA and SCL
Signals (Receiving)
tF
Cb = Total capacitance of one bus line in pF
20 +
300
0.1 x Cb
ns
Fall Time for Both SDA and SCL
Signals (Transmitting)
tF
Cb = Total capacitance of one bus line in pF
20 +
250
0.1 x Cb
ns
Set-Up Time for STOP Condition
tSU,STO
0.6
s
Capacitive Load for Each
Bus Line
Cb
400
pF
Pulse Width of Spike Suppressed
tSP
0
50
ns
2-WIRE FAST MODE
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