EP9315-CB Cirrus Logic Inc, EP9315-CB Datasheet - Page 24

• Manufacturer Part Number: EP9315-CB
• Description: IC ARM920T MCU 200MHZ 352-PBGA
• Manufacturer: Cirrus Logic Inc
• Series: EP9r

Specifications of EP9315-CB

• Core Processor: ARM9
• Core Size: 16/32-Bit
• Speed: 200MHz
• Connectivity: EBI/EMI, EIDE, Ethernet, I²C, IrDA, Keypad/Touchscreen, PCMCIA, 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
• Package / Case: 352-BGA
• Processor Series: EP93xx
• Core: ARM920T
• Data Bus Width: 32 bit
• 3rd Party Development Tools: MDK-ARM, RL-ARM, ULINK2
• Development Tools By Supplier: EDB9315A-Z
• For Use With: 598-1144 - KIT DEVELOPMENT EP9315 ARM9
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Program Memory Size: -
• Lead Free Status / Rohs Status: No
• Other names: 598-1261

EP9315
Enhanced Universal Platform SOC Processor
Static Memory 32-bit Write on 16-bit External Bus
24
AD setup to WRn assert time
WRn/DQMn deassert to AD transition time
AD hold from WRn deassert time
CSn hold from WRn deassert time
CSn to WRn assert delay time
WRn assert time
WRn deassert time
CSn to DQMn assert delay time
DQMn assert time
DQMn deassert time
WRn / DQMn deassert to DA transition time
WRn / DQMn assert to DA valid time
DQMn
WAIT
WRn
RDn
CSn
AD
DA
Parameter
t
ADs
t
DQMd
t
WRd
Figure 11. Static Memory Multiple Word Write 16-bit Cycle Timing Measurement
©
t
Copyright 2005 Cirrus Logic (All Rights Reserved)
DAV
Symbol
t
t
t
t
t
DQMpwH
WRpwL
t
DQMpwL
DQpwL
WRpwH
t
WRpwL
t
t
DQMd
t
t
t
t
t
DAh1
WRd
ADs
ADd
ADh
CSh
DAV
t
t
HCLK
HCLK
t
Min
HCLK
t
DAh
7
-
-
-
-
-
-
-
-
t
t
– 3
× 2
WRpwH
DQpwH
t
ADd
t
t
HCLK
HCLK
t
DAV
× (WST1 + 1)
× (WST1 + 1)
Typ
-
-
-
-
-
-
-
-
-
-
t
t
WRpwL
DQpwL
t
ADh
(t
(t
HCLK
HCLK
t
HCLK
Max
× 2) + 14
2
1
8
-
-
-
-
-
× 2) + 7
-
+ 6
t
CSh
t
DAh
DS638PP4
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns