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USB2512i
User Manuals: SMSC USB2512i USB Hub Controller
Manuals and User Guides for SMSC USB2512i USB Hub Controller. We have
2
SMSC USB2512i USB Hub Controller manuals available for free PDF download: Datasheet, Features And Benefits
SMSC USB2512i Datasheet (37 pages)
Industrial Temperature Rated USB 2.0 2-Port Hub Controller
Brand:
SMSC
| Category:
Controller
| Size: 0 MB
Table of Contents
Product Features
1
Table of Contents
3
Chapter 1 Pin Configuration
6
Figure 1.1 Usb2512I 36-Pin QFN (Embedded Footprint)
6
Chapter 2 Block Diagram
7
Figure 2.1 Usb2512I Block Diagram
7
Chapter 3 Pin Descriptions
8
PIN Descriptions
8
Table 3.1 Usb2512I Pin Descriptions
8
Table 3.2 Smbus or EEPROM Interface Behavior
11
Table 3.3 Usb2512I Power, Ground, and no Connect
11
Buffer Type Descriptions
12
Table 3.4 Usb2512I Buffer Type Descriptions
12
Chapter 4 Configuration Options
13
2-Port Hub
13
Hub Configuration Options
13
Vbus Detect
13
EEPROM Interface
13
Internal Register Set (Common to EEPROM and Smbus)
13
Table 4.1 Internal Default, EEPROM and Smbus Register Memory Map
13
Table 4.2 Port Remap Register for Ports 1 & 2
23
I2C Eeprom
24
In-Circuit EEPROM Programming
25
Smbus Slave Interface
25
Bus Protocols
25
Invalid Protocol Response Behavior
26
General Call Address Response
26
Slave Device Time-Out
26
Figure 4.1 Block Write
26
Figure 4.2 Block Read
26
Stretching the SCLK Signal
27
Smbus Timing
27
Bus Reset Sequence
27
Smbus Alert Response Address
27
Default Configuration Option
27
Default Strapping Options
27
Reset
27
Internal por Hardware Reset
27
External Hardware RESET_N
28
Figure 4.3 Reset_N Timing for Default/Strap Option Mode
28
Table 4.3 Reset_N Timing for Default/Strap Option Mode
28
Figure 4.4 Reset_N Timing for EEPROM Mode
29
Table 4.4 Reset_N Timing for EEPROM Mode
29
USB Bus Reset
30
Figure 4.5 Reset_N Timing for Smbus Mode
30
Table 4.5 Reset_N Timing for Smbus Mode
30
Chapter 5 DC Parameters
32
Maximum Guaranteed Ratings
32
Recommended Operating Conditions
32
Table 5.1 DC Electrical Characteristics
33
Table 5.2 Pin Capacitance
35
Chapter 6 AC Specifications
36
Oscillator/Clock
36
Smbus Interface
36
I2C Eeprom
36
Usb 2.0
36
Figure 6.1 Typical Crystal Circuit
36
Figure 6.2 Formula to Find Value of C1 and C2
36
Chapter 7 Package Outline
37
Figure 7.1 36-Pin QFN, 6X6Mm Body, 0.5Mm Pitch
37
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SMSC USB2512i Features And Benefits (2 pages)
USB251 Series high-performance, low-power, small footprint usb 2.0 hub controller family for PC, embedded and consumer applications
Brand:
SMSC
| Category:
Controller
| Size: 0 MB
Table of Contents
Features and Benefits
1
Usb251X Family Overview
1
Highlights
1
Target Applications
1
SMSC Multitrak™ Technology
2
Which Usb251X Family Member Is Right for Your Design?
2
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