MAX6621AUB+ MAXIM [Maxim Integrated Products], MAX6621AUB+ Datasheet - Page 5

• Manufacturer Part Number: MAX6621AUB+
• Description: PECI-to-I2C Translator
• Manufacturer: MAXIM [Maxim Integrated Products]

PIN
10
1
2
3
4
5
6
7
8
9
RESET
ALERT
PECI
SDA
_______________________________________________________________________________________
RESET
ALERT
NAME
AGND
PECI
GND
V
SDA
AD0
SCL
V
REF
CC
TRANSLATION
MAX6621
ENGINE
PORT
PORT
PECI
PECI
I
2
C
Block Diagram
Platform Environment Control Interface (PECI) Serial-Bus Input/Output
Analog Ground
I
I
I
Power Supply. Bypass to GND with a 0.1µF capacitor.
Power-Supply Ground
I
Drive high for normal operation.
ALERT Interrupt Open-Drain Output. Asserts low when any temperature exceeds the
programmed limit.
PECI Input Supply Voltage. Bypass V
2
2
2
2
C Bus Device Address Selection Input
C Bus Data Input/Output
C Bus Clock Input/Output
C Reset Input. Pull RESET low to reset I
A0
V
SCL
REF
PECI-to-I
REF
2
to AGND with a 0.1µF capacitor.
C interface and default all registers to startup values.
FUNCTION
2
C Translator
Pin Description
5