参数资料
型号: SI8402AB-B-IS
厂商: Silicon Laboratories Inc
文件页数: 5/34页
文件大小: 0K
描述: IC I2C ISOLATOR BIDIR 8-SOIC
标准包装: 96
输入 - 1 侧/2 侧: 2/1
通道数: 1
电源电压: 3 V ~ 5.5 V
电压 - 隔离: 2500Vrms
数据速率: 10Mbps
传输延迟: 20ns
输出类型: 开路漏极
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
供应商设备封装: 8-SOICN
包装: 管件
工作温度: -40°C ~ 125°C
Si840x
Table 3. Si8400/01/02/05 Electrical Characteristics for Bidirectional I 2 C Channels 1
3.0 V < VDD < 5.5 V. TA = –40 to +125 °C. Typical specs at 25 °C unless otherwise noted.
I CV OL (Side A)
Parameter
Logic Levels Side A
Logic Input Threshold 2
Logic Low Output Voltages 3
Input/Output Logic Low Level
Difference 4
Logic Levels Side B
Logic Low Input Voltage
Logic High Input Voltage
Logic Low Output Voltage
SCL and SDA Logic High
Symbol
I 2 CV T (Side A)
2
I 2 C ? V (Side A)
I 2 CV IL (Side B)
I 2 CV IH (Side B)
I 2 CV OL (Side B)
Isdaa, Isdab
Test Condition
ISDAA = ISCLA = 3.0 mA
ISDAA = ISCLA = 0.5 mA
ISCLB = 35 mA
SDAA, SCLA = VSSA
Min
450
650
550
50
2.0
Typ
2.0
Max
780
910
825
0.8
400
10
Unit
mV
mV
mV
mV
V
V
mV
μA
Leakage
Iscla, Isclb
SDAB, SCLB = VSSB
Pin capacitance SDAA, SCLA,
SDAB, SDBB
CA
CB
10
10
pF
pF
Notes:
1. All voltages are relative to respective ground.
2. V IL < 0.450 V, V IH > 0.780 V.
3. Logic low output voltages are 910 mV max from –10 to 125 °C at 3.0 mA.
Logic low output voltages are 955 mV max from –40 to 125 °C at 3.0 mA.
Logic low output voltages are 825 mV max from –10 to 125 °C at 0.5 mA.
Logic low output voltages are 875 mV max from –40 to 125 °C at 0.5 mA.
See “AN375: Design Considerations for Isolating an I 2 C Bus or SMBus” for additional information.
4. I 2 C ? V (Side A) = I 2 CV OL (Side A) – I 2 CV T (Side A). To ensure no latch-up on a given bus, I 2 C ? V (Side A) is the
minimum difference between the output logic low level of the driving device and the input logic threshold.
5. Side A measured at 0.6 V.
Rev. 1.6
5
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