User's Manual
Table Of Contents
- Front Cover
- Table of Contents
- Disclaimer
- 1 General description
- 2 Instructions for safe operation
- 3 Standards and guidelines
- 4 Standard compliance
- 5 Connectors and pins
- 6 Specification of inputs and outputs
- 6.1 Positive power supply (BAT+)
- 6.2 Negative power supply (BAT-)
- 6.3 Ignition on switch input (Terminal 15)
- 6.4 External Wake-up
- 6.5 Service Enable
- 6.6 100BASE-TX interface
- 6.7 100BASE-T1 interface
- 6.8 USB OTG interface
- 6.9 USB Host interface
- 6.10 RS-232 interface
- 6.11 CAN interface
- 6.12 Analog video input
- 6.13 Camera supply
- 7 Internal structure
- 8 Power modes
- 9 Device front
- 10 Connectors and cable specifications
- 11 References
- 12 Glossary
7. INTERNAL STRUCTURE
7.3.1 Characteristics
Symbol Parameter Note Min Max Unit
Δ min/year Time variation per year at 25
○
C -5 +5 min/year
t
pr
RTC power reserve 1 14 days
Note 1 If the super-capacitor has been charged for at least 5 hours with V
BAT+
> 9 V.
7.4 Memory
The Vision 312 device provides the following storage memory types:
• eMMC NAND-flash storage (large and fast memory array)
• EEPROM storage
7.4.1 Characteristics
Memory Parameter Note Typ Unit
eMMC flash memory available for user data 1 2 GB
eMMC flash memory available for user data 2 6 GB
EEPROM memory available for user data 32 kB
EEPROM data retention 3 50 years
EEPROM erase/write cycles per byte 1.2*10
6
cycles
Note 1 Only for Vision 312 products.
Note 2 Only for Vision 312Plus products.
Note 3 At 85
○
C.
© TTControl GmbH 2020. All rights reserved.
Confidential and Proprietary Information
32
Document Number:
D-156-G-02-001