SMM105(2003) 데이터 시트보기 (PDF) - Summit Microelectronics
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SMM105
(Rev.:2003)
(Rev.:2003)
Summit Microelectronics
SMM105 Datasheet PDF : 20 Pages
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INTERNAL BLOCK DIAGRAM
VREF_CNTL
VREF
MUX
V+
COMP1
OV/UV
V-
COMP2
OV/UV
Output
Control
SMM105
Preliminary Information
Trim
Drive
READY
FAULT#
TRIM
TRIM_CAP
START
W P#
A0
A1
A2
SDA
SCL
12VIN
VDD
VDD_CAP
I2C Serial
Interface
3.6/5V
Regulator
Supply
Arbitration
EE
Configuration
Registers
& Memory
Input Voltage
Sensing and
Signal
VM
Conditioning
Figure 3 – SMM105 Controller Internal Block Diagram.
PACKAGE AND PIN CONFIGURATION
28 Pin QFN
Top View
Pin 1
28 27 26 25 24 23 22
SCL 1
A2 2
START 3
A1 4
READY 5
A0 6
GND 7
SMM105
21 VDD
20 TRIM
19 COMP1
18 TRIM_CAP
17 NC
16 NC
15 NC
8 9 10 11 12 13 14
Summit Microelectronics, Inc
2068 1.3 6/23/03
3
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