THMC10_08 Datasheet, PDF (17/22 Pages) Texas Instruments – REMOTE/LOCAL TEMPERATURE MONITOR WITH SMBus INTERFACE

THMC10
REMOTE/LOCAL TEMPERATURE MONITOR
WITH SMBus INTERFACE
SLIS089 − DECEMBER 1999
PERFORMANCE DATA
temperature error vs power supply sinusoidal noise frequency
3
62 mVp-p Local
2 62 mVp-p Remote
125 mVp-p Local
1
125 mVp-p Remote
0
250 mVp-p Local
250 mVp-p Remote
−1
−2
10
250 mVp-p Local
100
1k
10k
100k
f − Frequency − Hz
Figure 9. Data Plot
250 mVp-p Remote
1M
10M
100M
VDD
R2
50 Ω
C1
20 pF
R3
1 kΩ
HP8116A
Generator
To ICA93LV
I2C Controller
R4
50 Ω
15
STDBY
14 _SMBCLK
2
VDD
12
SMBDATA
VDD
3
DXP
R1
10 kΩ
THMC10
11 _ALERT
DXN ⁴
7 _GND
8 _GND
ADD0
10
ADD1
6
Q1
2N3904
NOTE: No 0.1 µF VDD capacitor.
Figure 10. Test Circuit
• POST OFFICE BOX 655303 DALLAS, TEXAS 75265
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