EP9312-CB Cirrus Logic Inc, EP9312-CB Datasheet - Page 20

• Manufacturer Part Number: EP9312-CB
• Description: System-on-Chip Processor
• Manufacturer: Cirrus Logic Inc
• Series: EP9r

Specifications of EP9312-CB

• Peak Reflow Compatible (260 C): No
• A/d Converter: 12 Bits
• Leaded Process Compatible: No
• No. Of I/o Pins: 65
• Package / Case: 352-BGA
• 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: 0°C ~ 70°C
• 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: 598-1257

EP9312
Universal Platform SOC Processor
Static Memory Single Word Write Cycle
20
AD setup to WRn assert time
AD hold from WRn deassert time
WRn deassert to CSn deassert time
CSn to WRn assert delay time
WRn assert time
CSn to DQMn assert delay time
WRn deassert to DA transition time
WRn assert to DA valid
DQMn
WAIT
WRn
RDn
CSn
AD
DA
Parameter
Figure 7. Static Memory Single Word Write Cycle Timing Measurement
t
©
ADs
t
WRd
Copyright 2005 Cirrus Logic (All Rights Reserved)
Symbol
t
t
t
WRpw
DQMd
t
t
t
t
t
WRd
ADs
ADh
CSh
DAh
DAV
t
DQMd
t
t
HCLK
HCLK
t
t
Min
HCLK
DAV
7
-
-
-
-
-
× 2
t
WRpw
3
t
HCLK
t
CSh
× (WST1 + 1)
Typ
-
-
-
-
-
-
-
t
ADh
Max
t
DAh
2
1
8
-
-
-
-
-
DS515PP7
Unit
ns
ns
ns
ns
ns
ns
ns
ns