参数资料
型号: MCP4461T-103E/ML
厂商: Microchip Technology
文件页数: 6/100页
文件大小: 0K
描述: IC DGTL POT 257TAPS 10K 20QFN
标准包装: 3,300
接片: 257
电阻(欧姆): 10k
电路数: 4
温度系数: 标准值 150 ppm/°C
存储器类型: 非易失
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: 20-VFQFN 裸露焊盘
供应商设备封装: 20-QFN 裸露焊盘(4x4)
包装: 带卷 (TR)
2010 Microchip Technology Inc.
DS22265A-page 13
MCP444X/446X
FIGURE 1-2:
I2C Bus Start/Stop Bits Timing Waveforms.
TABLE 1-2:
I2C BUS START/STOP BITS REQUIREMENTS
I2C AC Characteristics
Standard Operating Conditions (unless otherwise specified)
Operating Temperature
–40
°C ≤ TA ≤ +125°C (Extended)
Operating Voltage VDD range is described in AC/DC characteristics
Param.
No.
Symbol
Characteristic
Min
Max
Units
Conditions
FSCL
Standard Mode
0
100
kHz
Cb = 400 pF, 1.8V - 5.5V
Fast Mode
0
400
kHz
Cb = 400 pF, 2.7V - 5.5V
High-Speed 1.7
0
1.7
MHz Cb = 400 pF, 4.5V - 5.5V
High-Speed 3.4
0
3.4
MHz Cb = 100 pF, 4.5V - 5.5V
D102
Cb
Bus capacitive
loading
100 kHz mode
400
pF
400 kHz mode
400
pF
1.7 MHz mode
400
pF
3.4 MHz mode
100
pF
90
TSU:STA
START condition
100 kHz mode
4700
ns
Only relevant for repeated
START condition
Setup time
400 kHz mode
600
ns
1.7 MHz mode
160
ns
3.4 MHz mode
160
ns
91
THD:STA START condition
100 kHz mode
4000
ns
After this period the first
clock pulse is generated
Hold time
400 kHz mode
600
ns
1.7 MHz mode
160
ns
3.4 MHz mode
160
ns
92
TSU:STO STOP condition
100 kHz mode
4000
ns
Setup time
400 kHz mode
600
ns
1.7 MHz mode
160
ns
3.4 MHz mode
160
ns
93
THD:STO STOP condition
100 kHz mode
4000
ns
Hold time
400 kHz mode
600
ns
1.7 MHz mode
160
ns
3.4 MHz mode
160
ns
94
THVCSU HVC to SCL Setup time
25
uS
High Voltage Commands
95
THVCHD SCL to HVC Hold time
25
uS
High Voltage Commands
91
93
SCL
SDA
START
Condition
STOP
Condition
90
92
HVC/A0 VIH
VIHH
VIH or VIL
or VIL
94
95
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