參數(shù)資料
型號(hào): CY8C42123-24SXIT
廠商: CYPRESS SEMICONDUCTOR CORP
元件分類: 外設(shè)及接口
英文描述: MULTIFUNCTION PERIPHERAL, PDSO8
封裝: 0.150 INCH, MS-012, SOIC-8
文件頁(yè)數(shù): 30/42頁(yè)
文件大?。?/td> 954K
代理商: CY8C42123-24SXIT
CY8C42323/CY8C42423
PRELIMINARY
CY8C42123/CY8C42223
Document 38-12034 Rev. *C
Page 36 of 42
The following table lists guaranteed maximum and minimum specifications for the voltage and temperature ranges: 4.75V to 36V
and -40°C
≤ TA ≤ 85°C (referred to as 5V operation), 3.0V to 3.6V and -40°C ≤ TA ≤ 85°C (referred to as 3.3V operation), or 2.5V
to 3.0V and -40°C
≤ TA ≤ 85°C (referred to as 2.7V operation), respectively. Typical parameters apply to 5V, 3.3V, and 2.7V at
25°C and are for design guidance only.
Figure 8-3. Definition for Timing for Fast/Standard Mode on the I2C Bus
8.40
2.5V to 3.0V AC Characteristics of I2C SDA and SCL Pins (Fast Mode not Supported)
Parameter
Description
Conditions
Standard Mode
Units
Min.
Max.
FSCLI2C
SCL Clock Frequency
0
100
kHz
THDSTAI2C
Hold Time (repeated) START
Condition. After this period, the
first clock pulse is generated.
4.0
s
TLOWI2C
LOW Period of the SCL Clock
4.7
s
THIGHI2C
HIGH Period of the SCL Clock
4.0
s
TSUSTAI2C
Set-up Time for a Repeated
START Condition
4.7
s
THDDATI2C
Data Hold Time
0
s
TSUDATI2C
Data Set-up Time
250
ns
TSUSTOI2C
Set-up Time for STOP Condition
4.0
s
TBUFI2C
Bus Free Time Between a STOP
and START Condition
4.7
s
SDA
SCL
S
Sr
S
P
T
BUFI2C
T
SPI2C
T
HDSTAI2C
T
SUSTOI2C
T
SUSTAI2C
T
LO WI 2C
T
HIGHI2C
T
HDDATI2C
T
HDSTAI2C
T
SUDATI2C
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