EP9301-IQZ Cirrus Logic Inc, EP9301-IQZ Datasheet - Page 29

• Manufacturer Part Number: EP9301-IQZ
• Description: 32-Bit Microcontroller IC
• Manufacturer: Cirrus Logic Inc
• Series: EP9r

Specifications of EP9301-IQZ

• Controller Family/series: (ARM9)
• Core Size: 32 Bit
• A/d Converter: 12 Bits
• Supply Voltage: 3.3V
• No. Of I/o Pins: 24
• Mounting Type: Surface Mount
• Operating Temperature Min: -40°C
• Package / Case: 208-LQFP
• Core Processor: ARM9
• Speed: 166MHz
• Connectivity: EBI/EMI, Ethernet, I²C, IrDA, SPI, UART/USART, USB
• Peripherals: AC'97, DMA, I&sup2:S, LED, MaverickKey, POR, PWM, WDT
• Number Of I /o: 19
• Program Memory Type: ROMless
• Ram Size: 32K x 8
• Voltage - Supply (vcc/vdd): 1.65 V ~ 3.6 V
• Data Converters: A/D 5x12b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Processor Series: EP93xx
• Core: ARM920T
• Data Bus Width: 32 bit
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: MDK-ARM, RL-ARM, ULINK2
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -
• Lead Free Status / Rohs Status: Details
• Other names: 598-1250

Audio Interface
The following table contains the values for the timings of each of the SPI modes.
Texas Instruments’ Synchronous Serial Format
Microwire
DS636F2
SCLK cycle time
SCLK high time
SCLK low time
SCLK rise/fall time
Data from master valid delay time
Data from master setup time
Data from master hold time
Data from slave setup time
Data from slave hold time
SSPRXD
SSPTXD
SFRM
SCLK
SSPTXD/
SSPRXD
Note:
SFRM
SCLK
t
clk_high
The tspix_clk is programmable by the user.
MSB
t
t
clk_per
clk_low
t
clk_high
Parameter
t
clkrf
t
MSB
8-bit control
clk_per

Copyright 2010 Cirrus Logic (All Rights Reserved)
Figure 17. Microwire Frame Format, Single Transfer
Figure 16. TI Single Transfer Timing Measurement
t
clk_low
4 to 16 bits
LSB
Symbol
t
t
t
clk_high
clk_per
clk_low
t
t
t
t
t
t
DMd
DMs
DMh
DSs
DSh
clkrf
t
clkrf
0
MSB
LSB
4 to 16 bits output data
Entry Level ARM9 System-on-Chip Processor
Min
20
40
20
40
1
-
-
-
-
(tspix_clk) / 2
(tspix_clk) / 2
tspix_clk
Typ
-
-
-
-
-
-
LSB
Max
8
3
-
-
-
-
-
-
-
EP9301
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
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