LTC1694-1 Просмотр технического описания (PDF) - Linear Technology
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LTC1694-1 Datasheet PDF : 8 Pages
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LTC1694-1
APPLICATIONS INFORMATION
Comparison of SMBus Waveforms for the LTC1694-1 vs Resistor Pull-Up
LTC1694-1
1V/DIV
RPULL-UP
= 15.8k
LTC1694-1
1V/DIV
RPULL-UP
= 10.5k
VCC = 5V
1µs/DIV
CLD = 200pF
fSMBus = 100kHz
1694 TA03
VCC = 3.3V
1µs/DIV
CLD = 200pF
fSMBus = 100kHz
PACKAGE DESCRIPTION
0.62
0.95
MAX
REF
S5 Package
5-Lead Plastic TSOT-23
(Reference LTC DWG # 05-08-1635)
1.22 REF
2.90 BSC
(NOTE 4)
3.85 MAX 2.62 REF
1.4 MIN
2.80 BSC
1.50 – 1.75
(NOTE 4)
1694 TA04
RECOMMENDED SOLDER PAD LAYOUT
PER IPC CALCULATOR
0.20 BSC
DATUM ‘A’
PIN ONE
0.95 BSC
0.80 – 0.90
1.00 MAX
0.30 – 0.50 REF
NOTE:
1. DIMENSIONS ARE IN MILLIMETERS
2. DRAWING NOT TO SCALE
3. DIMENSIONS ARE INCLUSIVE OF PLATING
0.09 – 0.20
(NOTE 3)
1.90 BSC
4. DIMENSIONS ARE EXCLUSIVE OF MOLD FLASH AND METAL BURR
5. MOLD FLASH SHALL NOT EXCEED 0.254mm
6. JEDEC PACKAGE REFERENCE IS MO-193
0.30 – 0.45 TYP
5 PLCS (NOTE 3)
0.01 – 0.10
S5 TSOT-23 0302
RELATED PARTS
PART NUMBER
LTC1380/LTC1393
LTC1427
LTC1623
LTC1663
LTC1694
LT1786F
LTC4300A-1/LTC4300A-2
DESCRIPTION
8-Channel/4-Channel Analog Multiplexer with SMBus interface
10-Bit Current DAC with SMBus Interface
Dual High Side Switch Controller with SMBus Interface
SMBus Interface 10-Bit Rail-to-Rail Micropower DAC
SMBus Accelerator
SMBus-Controlled CCFL Switching Regulator
Hot Swappable 2-Wire Bus Buffers
8
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 q FAX: (408) 434-0507 q www.linear.com
COMMENTS
Low RON and Low Charge Injection
50µA Full-Scale Current
8 Selectable Addresses/16 Channel Capability
DNL < 0.75LSB Max, 5-Lead SOT-23 Package
Includes DC and AC Pull-Up Current
1.25A, 200kHz, Floating or Grounded Lamp Configurations
Provides Capacitance Buffering, SDA and SCL Hot
Swapping, Level Shifting
16941fa
LT/TP 0304 REV A 1K • PRINTED IN USA
© LINEAR TECHNOLOGY CORPORATION 1999
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