参数资料
型号: AD5245BRJZ10-RL7
厂商: Analog Devices Inc
文件页数: 16/20页
文件大小: 0K
描述: IC DGTL POT 256POS SOT-23-8 T/R
标准包装: 3,000
接片: 256
电阻(欧姆): 10k
电路数: 1
温度系数: 标准值 45 ppm/°C
存储器类型: 易失
接口: I²C(设备位址)
电源电压: 2.7 V ~ 5.5 V
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: SOT-23-8
供应商设备封装: SOT-23-8
包装: 带卷 (TR)
AD5245
Rev. B | Page 5 of 20
TIMING CHARACTERISTICS
5 K, 10 K, 50 K, 100 K VERSIONS
VDD = 5 V ± 10% or 3 V ± 10%, VA = VDD, VB = 0 V, –40°C < TA < +125°C, unless otherwise noted.
Table 3.
Parameter
Symbol
Conditions
Min
Typ1
Max
Unit
I2C INTERFACE TIMING CHARACTERISTICS2, ,3 4 (Specifications Apply to All Parts)
SCL Clock Frequency
fSCL
400
kHz
tBUF Bus Free Time Between STOP and START
t1
1.3
s
tHD;STA Hold Time (Repeated START)
t2
After this period, the first clock
pulse is generated.
0.6
s
tLOW Low Period of SCL Clock
t3
1.3
s
tHIGH High Period of SCL Clock
t4
0.6
s
tSU;STA Setup Time for Repeated START Condition
t5
0.6
s
tHD;DAT Data Hold Time
t6
0.9
s
tSU;DAT Data Setup Time
t7
100
ns
tF Fall Time of Both SDA and SCL Signals
t8
300
ns
tR Rise Time of Both SDA and SCL Signals
t9
300
ns
tSU;STO Setup Time for STOP Condition
t10
0.6
s
1 Typical specifications represent average readings at 25°C and VDD = 5 V.
2 Guaranteed by design and not subject to production test.
3 See timing diagram (
) for locations of measured values.
4 Standard I2C mode operation guaranteed by design.
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