MCP453X_13 Datasheet, PDF (13/102 Pages) Microchip Technology – 7/8-Bit Single/Dual I2C Digital POT with Volatile Memory

MCP453X/455X/463X/465X
TABLE 1-1: 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
F_SCL
D102
C_b Bus capacitive
loading
90 T_SU:STA START condition
Setup time
91 T_HD:STA START condition
Hold time
92 T_SU:STO STOP condition
Setup time
93 T_HD:STO STOP condition
Hold time
Standard Mode
Fast Mode
High-Speed 1.7
High-Speed 3.4
100 kHz mode
400 kHz mode
1.7 MHz mode
3.4 MHz mode
100 kHz mode
400 kHz mode
1.7 MHz mode
3.4 MHz mode
100 kHz mode
400 kHz mode
1.7 MHz mode
3.4 MHz mode
100 kHz mode
400 kHz mode
1.7 MHz mode
3.4 MHz mode
100 kHz mode
400 kHz mode
1.7 MHz mode
3.4 MHz mode
Min
0
0
0
0
—
—
—
—
4700
600
160
160
4000
600
160
160
4000
600
160
160
4000
600
160
160
Max Units
Conditions
100 kHz C_b = 400 pF, 1.8V - 5.5V
400 kHz C_b = 400 pF, 2.7V - 5.5V
1.7 MHz C_b = 400 pF, 4.5V - 5.5V
3.4 MHz C_b = 100 pF, 4.5V - 5.5V
400 pF
400 pF
400 pF
100 pF
—
ns Only relevant for repeated
—
ns ^{START condition}
—
ns
—
ns
—
ns After this period the first
—
ns ^{clock pulse is generated}
—
ns
—
ns
—
ns
—
ns
—
ns
—
ns
—
ns
—
ns
—
ns
—
ns
SCL
SDA
In
SDA
Out
103
90
91
109
100
101
106
107
109
102
92
110
FIGURE 1-2:
I²C Bus Data Timing.
 2008-2013 Microchip Technology Inc.
DS22096B-page 13