EP7311-CV Cirrus Logic Inc, EP7311-CV Datasheet - Page 27

• Manufacturer Part Number: EP7311-CV
• Description: Low-Power Processor 208-Pin LQFP
• Manufacturer: Cirrus Logic Inc
• Series: EP7r

Specifications of EP7311-CV

• Core Processor: ARM7
• Core Size: 32-Bit
• Speed: 74MHz
• Connectivity: Codec, EBI/EMI, IrDA, Keypad, Multimedia Codec, SPI/Microwire1, UART/USART
• Peripherals: LCD, LED, MaverickKey, PWM
• Number Of I /o: 27
• Program Memory Type: ROMless
• Ram Size: 56K x 8
• Voltage - Supply (vcc/vdd): 2.3 V ~ 2.7 V
• Oscillator Type: External
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 208-LQFP
• Processor Series: EP73xx
• Core: ARM720T
• Data Bus Width: 32 bit
• 3rd Party Development Tools: MDK-ARM, RL-ARM, ULINK2
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: No
• Other names: 598-1224

SSI2 Interface
DS506F1
SSICLK period (slave mode)
SSICLK high time
SSICLK low time
SSICLK rise/fall time
SSICLK rising edge to RX and/or TX frame sync high time
SSICLK rising edge to RX and/or TX frame sync low time
SSIRXFR and/or SSITXFR period
SSIRXDA setup to SSICLK falling edge time
SSIRXDA hold from SSICLK falling edge time
SSICLK rising edge to SSITXDA data valid delay time
SSITXDA valid time
SSIRXFR/
RXDA
TXDA
SSITXFR
CLK
SSI
SSI
SSI
t
FRd
t
TXd
Parameter
t
D7
D7
TXv
t
t
RXs
t
RXh
clk_per
Figure 12. SSI2 Interface Timing Measurement
©
Copyright Cirrus Logic, Inc. 2005
t
FRa
(All Rights Reserved)
t
clkrf
t
FR_per
t
clk_high
D2
D2
High-Performance, Low-Power System on Chip
Symbol
t
t
t
t
clk_high
FR_per
clk_per
clk_low
t
t
t
t
t
t
t
clkrf
FRd
FRa
RXs
RXh
TXd
TXv
D1
D1
Min
185
925
925
960
960
3
3
3
-
-
-
t
clk_low
D0
D0
Max
2050
1025
1025
990
990
18
3
8
7
7
2
Unit
EP7311
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
27