CM118B Datasheet, PDF (11/25 Pages) C-Media Electronics – Highly Integrated & Configurable USB Audio Single Chip

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topology
CM118B
Highly Integrated & Configurable USB Audio Single Chip
4.2 EEPROM SPI Interface Timing Information
CS
SK
DI
DO(READ)
DO(PROG)
t_CSS
t_SKH
t_SKL
t_DIS
t_DIH
t_PD0
t_SV
t_PD1
STATUS VALID
t_CSH
t_DF
t_DF
Symbol
f _SK
t _SKH
t _SKL
t _CS
t _CSS
t _DIS
t _CSH
t _DIH
t _PD1
Parameter
SK Clock Frequency
SK High Time
SK Low Time
Minimum CS Low Time
CS Setup Time
DI Setup Time
CS Hold Time
DI Hold Time
Output Delay to"1"
Test Condition*
2.7V<=Vcc<=5.5V
2.7V<=Vcc<=5.5V
2.7V<=Vcc<=5.5V
2.7V<=Vcc<=5.5V
2.7V<=Vcc<=5.5V
2.7V<=Vcc<=5.5V
2.7V<=Vcc<=5.5V
2.7V<=Vcc<=5.5V
2.7V<=Vcc<=5.5V
t _PD0
Output Delay to"0"
2.7V<=Vcc<=5.5V
t _SV
CS to Status Valid
t _DF
CS to DO in High
Impedance
t _WP
Write Cycle Time
* based on ATMEL 93C46 EEPROM data
2.7V<=Vcc<=5.5V
2.7V<=Vcc<=5.5V
4.5V<=Vcc<=5.5V
Datasheet Revision: 1.00
Page 11 / 25
Min
Typ
Max
Units
0
200
KHz
250
ns
250
ns
250
ns
50
ns
100
ns
0
ns
100
ns
250
ns
250
ns
250
ns
100
ns
0.1
3
10
ms
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