參數(shù)資料
型號(hào): DS3901E+
廠商: Maxim Integrated Products
文件頁(yè)數(shù): 14/20頁(yè)
文件大?。?/td> 0K
描述: IC RESIST VAR TRPL 14TSSOP
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝: 96
接片: 256
電阻(歐姆): 20k,30k,50k
電路數(shù): 3
溫度系數(shù): 標(biāo)準(zhǔn)值 50 ppm/°C
存儲(chǔ)器類(lèi)型: 非易失
接口: I²C(設(shè)備位址)
電源電壓: 2.4 V ~ 5.5 V
工作溫度: -40°C ~ 95°C
安裝類(lèi)型: 表面貼裝
封裝/外殼: 14-TSSOP(0.173",4.40mm 寬)
供應(yīng)商設(shè)備封裝: 14-TSSOP
包裝: 管件
DS3901
Triple, 8-Bit NV Variable Resistor
with Dual Settings and User EEPROM
_____________________________________________________________________
3
ANALOG RESISTOR CHARACTERISTICS
(VCC = +2.4V to +5.5V, TA = -40°C to +95°C, unless otherwise noted.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Resistor Tolerance
TA = +25°C
-20
+20
%
R0, R2
242
500
Position 00h Resistance
R1
149
250
R0
50
R1
30
Position FFh Resistance
R2
20
k
Switch Resistance
RL0_SW
At 3mA
150
Absolute Linearity
(Note 4)
-0.75
+0.75
LSB
Relative Linearity
(Note 5)
-0.75
+0.75
LSB
Temperature Coefficient
Position FFh (Notes 2, 6)
50
ppm/°C
Hi-Z Resistor Leakage
IRHIZ
H0, H1, H2, L0, or L2 = VCC
-1
+1
A
I2C CHARACTERISTICS
(VCC = +2.4V to +5.5V, TA = -40°C to +95°C, unless otherwise noted. Timing referenced to VIL(MAX) and VIH(MIN).)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
SCL Clock Frequency
fSCL
(Note 7)
0
400
kHz
Bus Free Time between STOP and
START Condition
tBUF
1.3
s
Hold Time (Repeated)
START Condition
tHD:STA
0.6
s
Low Period of SCL Clock
tLOW
1.3
s
High Period of SCL Clock
tHIGH
0.6
s
Data Hold Time
tHD:DAT
0
0.9
s
Data Setup Time
tSU:DAT
100
ns
Start Setup time
tSU:STA
0.6
s
Rise Time of Both SDA and SCL
Signals
tR
(Note 8)
20 +
0.1CB
300
ns
Fall Time of Both SDA and SCL
Signals
tF
(Note 8)
20 +
0.1CB
300
ns
Setup Time for STOP Condition
tSU:STO
0.6
s
Capacitive Load for Each Bus Line
CB
(Note 8)
400
pF
EEPROM Write Time
tW
(Note 9)
10
ms
Input Capacitance
CI
5pF
Startup Time
tST
0.3
2
ms
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