TH02 Datasheet, PDF (6/26 Pages) List of Unclassifed Manufacturers – D IGITAL I 2C H UMIDITY AND TEMPERATURE S ENSOR

TH02
Table 4. I²C Interface Specifications*
2.1≤ V_DD ≤ 3.6 V; T_A = 0 to 70 °C (F grade) or –40 to +85 °C (G grade) unless otherwise noted.
Parameter
Symbol
Test Condition
Min
Typ
Hysteresis
V_HYS High-to-low versus low-to- 0.05 x V_DD —
high transition
SCLK Frequency
f_SCL
—
—
SCL high time
t_SKH
0.6
—
SCL low time
t_SKL
1.3
—
Start hold time
t_STH
0.6
—
Start setup time
t_STS
0.6
—
Stop setup time
t_SPS
0.6
—
Bus free time
t_BUF
Between Stop and Start
1.3
—
SDA setup time
t_DS
100
—
SDA hold time
t_DH
100
—
SDA valid time
t_VD;DAT From SCL low to data valid
—
—
SDA acknowledge valid time t_VD;ACK From SCL low to data valid
—
—
*Note: All values are referenced to V_IL and/or V_IH.
Max Unit
—
V
400 kHz
—
µs
—
µs
—
µs
—
µs
—
µs
—
µs
—
ns
—
ns
0.9
µs
0.9
µs
SCL
fSCL
tSKH
tSKL
tBUF
tSTH
SDA
Start Bit
tSTS
tDS
tDH
D7
D6
D5
D4
D3
D0
Figure 1. I²C Interface Timing Diagram
t_VD : _DAT
tSPS
Stop Bit
Tel:[phone] Fax: [phone] Email:[e-mail] http://www.hoperf.com
- 6-