STTS2004 datasheet(46/58 Pages) STMICROELECTRONICS

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DC and AC parameters

STTS2004

46/58

DocID024229 Rev 3

Figure 18. SMBus/I2C timing diagram

Table 31. Input parameters

Symbol

Parameter(1)

Test condition

Min

Max

Units

CIN

Input capacitance

ZAIL

A0, A1, A2 input impedance

VIN < 0.3 VDD



ZAIH

A0, A1, A2 input impedance

VIN > 0.7VDD

800



tSP

Spike suppression pulse width of spikes that must be

suppressed by the input filter on SCL and SDA

Verified by design and characterization, not necessarily tested on all devices

Table 32. Temperature to digital conversion performance

Symbol

Parameter

Test condition

Min

Typ

Max

Units

B-grade

Accuracy for corresponding range

2.2 V . VDD . 3.6 V

+75 °C < TA < +95

±0.5

±1.0

°C

+40 °C < TA < +125

±1.0

±2.0

–20 °C < TA < +125

±2.0

±3.0

Resolution

0.5

0.25

0.0625

°C/LSB

bits

tCONV

Conversion time

10-bit - default

125

SCL

SDA

NOTE: P stands for STOP and S stands for START

STOP

CONDITION

WRITE

CYCLE

START

CONDITION

SU:STA

SU:STO

BUF

LOW

HD:STA

HD:DI

SU:DAT

HIGH

SU:STA

HD:DAT

SU:STO

ai12266a

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