AT30TS00 Datasheet, PDF (5/28 Pages) ATMEL Corporation – Digital Temperature Sensor with Two-Wire Interface

Two-wire Digital Temperature Sensor
Table 2-2. DC Characteristics continued
Symbol
Parameter
Test Condition
Min
Temperature Sensor Accuracy
T_ACCUR +75°C < Ta < +95°C
-1.0
T_ACCUR +40°C < Ta < +125°C
-2.0
T_ACCUR -20°C < Ta = +125°C
-3.0
T_CONV Temp. Sensor Conversion Time
T_RES
Temp. Sensor Resolution
Note: 1. V_il min and V_ih max are reference only and are not tested
2. Sensor in Shutdown Mode
Typ
±0.5
±1
±2
75
0.25
Max
+1.0
+2.0
+3.0
125
Units
°C
°C
°C
ms
°C
Table 2-3. AC Characteristics
Applicable over recommended operating range:
T_AI = –20°C to +125°C, V_CC = +2.7v to +3.6V, CL = 1 TTL Gate and 100µF (unless otherwise noted)
Symbol
Parameter
Min
Max
Min
f_SCL
t_LOW
t_HIGH
t_I
T_HD.DI
t_BUF
Clock Frequency, SCL
10⁽²⁾
100
10⁽²⁾
Clock Pulse Width Low
4.7
1.2
Clock Pulse Width High
4.0
0.6
Noise Suppression Time⁽¹⁾
100
Data In Hold Time
0
0.0
Time the bus must be free before a new transmission
can start⁽¹⁾
4.7
1.2
t_HD.STA
Start Hold Time
4.0
0.6
t_SU.STA
Start Set-up Time
4.7
0.6
t_HD.DAT
Data In Hold Time
0
0.0
t_SU.DAT
Data In Set-up Time
200
100
t_R
Inputs Rise Time⁽¹⁾
1.0
t_F
Inputs Fall Time⁽¹⁾
300
t_SU.STO
Stop Set-up Time
4.7
0.6
t_DH
Data Out Hold Time
100
50
t_OUT
SMBus Timeout Time
25
35
25
Note: 1. This parameter is ensured by characterization only
2. The minimum frequency is specified at 10Khz to avoid activating the timeout feature
Max
Units
400
kHz
µs
µs
50
ns
us
µs
µs
µs
µs
ns
0.3
µs
300
ns
µs
ns
35
ms
5
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