TC1320
TC1320 ELECTRICAL SPECIFICATIONS (CONTINUED)
Electrical Characteristics: VDD = 2.7V to 5.5V, -40°C TA +85°C, VREF = 1.2V unless otherwise noted.
Symbol
Parameter
Min
Typ
Max
Unit
Test Conditions
Serial Port AC Timing
fSMB
SMBus Clock Frequency
10
—
100
tIDLE
Bus Free Time Prior to New Transition
4.7
—
—
tH(START)
START Condition Hold Time
4.0
—
—
tSU(START) START Condition Setup Time
4.7
—
—
tSU(STOP)
tH-DATA
tSU-DATA
tLOW
tHIGH
tF
tR
tPOR
Note 1:
2:
STOP Condition Setup Time
4.0
—
—
Data In Hold Time
100
—
—
Data In Setup Time
100
—
—
Low Clock Period
4.7
—
—
High Clock Period
4
—
—
SMBus Fall Time
—
—
300
SMBus Rise Time
—
—
1000
Power-on Reset Delay
—
500
—
SDA and SCL must be connected to VDD or GND.
Measured at VOUT 50mV referred to GND to avoid output buffer clipping.
kHz
sec
sec
sec
sec
nsec
nsec
sec
sec
nsec
nsec
sec
90% SCL to 10% SDA
(for Repeated START
Condition)
10% to 10%
90% to 90%
90% to 10%
10% to 90%
VDD VPOR (Rising Edge)
DS21386C-page 4
2002-2012 Microchip Technology Inc.