EP9312-IB Cirrus Logic Inc, EP9312-IB Datasheet - Page 36

• Manufacturer Part Number: EP9312-IB
• Description: IC ARM920T MCU 200MHZ 352-PBGA
• Manufacturer: Cirrus Logic Inc
• Series: EP9r

Specifications of EP9312-IB

• Core Processor: ARM9
• Core Size: 16/32-Bit
• Speed: 200MHz
• Connectivity: EBI/EMI, EIDE, Ethernet, I²C, IrDA, Keypad/Touchscreen, SPI, UART/USART, USB
• Peripherals: AC'97, DMA, I&sup2:S, LCD, LED, MaverickKey, POR, PWM, WDT
• Number Of I /o: 16
• Program Memory Type: ROMless
• Ram Size: 32K x 8
• Voltage - Supply (vcc/vdd): 1.65 V ~ 3.6 V
• Data Converters: A/D 8x12b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 352-BGA
• Processor Series: EP93xx
• Core: ARM920T
• 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: -
• Lead Free Status / Rohs Status: No
• Other names: 598-1259

EP9312
Universal Platform SOC Processor
36
DSTROBE
DSTROBE
HDMARDYn
DD (15:0)
DD (15:0)
DSTROBE
(device)
(device)
DMACKn
DD(15:0)
DMARQ
(device)
(device)
(device)
(host)
(host)
STOP
Note:
(host)
(host)
(host)
DD (15:0) and DSTROBE signals are shown at both the host and the device to emphasize that cable settling time as well as
cable propagation delay shall not allow the data signals to be considered stable at the host until some time after they are driven
by the device.
t
DH
t
DVH
©
t
Copyright 2005 Cirrus Logic (All Rights Reserved)
CYCRD
Figure 21. Host Pausing an Ultra DMA data-in Burst
Figure 20. Sustained Ultra DMA data-in Burst
t
DS
t
t
SR
DVS
t
2CYCRD
t
DH
t
DVH
t
CYCRD
t
RFS
t
DS
t
RP
t
DVS
t
DH
t
2CYCRD
t
DVH
DS515PP7