EP9315-IB Cirrus Logic Inc, EP9315-IB Datasheet - Page 15
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EP9315-IB
Manufacturer Part Number
EP9315-IB
Description
IC ARM920T MCU 200MHZ 352-PBGA
Manufacturer
Cirrus Logic Inc
Series
EP9r
Specifications of EP9315-IB
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, I²: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
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
598-1262
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
EP9315-IBZ
Manufacturer:
CIRRUS
Quantity:
13
Company:
Part Number:
EP9315-IBZ
Manufacturer:
CIRRUS
Quantity:
347
Memory Interface
Figure 2
values for the timings of each of the SDRAM modes.
SDRAM Load Mode Register Cycle
DS638PP4
SDCLK high time
SDCLK low time
SDCLK rise/fall time
Signal delay from SDCLK rising edge time
Signal hold from SDCLK rising edge time
DQMn delay from SDCLK rising edge time
DQMn hold from SDCLK rising edge time
DA valid setup to SDCLK rising edge time
DA valid hold from SDCLK rising edge time
SDWEn
SDCLK
SDCSn
DQMn
RASn
CASn
AD
DA
through
Figure 5
t
clkrf
define the timings associated with all phases of the SDRAM. The following table contains the
Parameter
Figure 2. SDRAM Load Mode Register Cycle Timing Measurement
©
t
d
Copyright 2005 Cirrus Logic (All Rights Reserved)
OP-Code
t
h
Symbol
t
t
clk_high
clk_low
t
t
t
t
t
DQd
DQh
DAh
clkrf
DAs
t
t
d
h
Enhanced Universal Platform SOC Processor
Min
t
clk_low
1
1
2
3
-
-
-
-
-
(t
(t
HCLK
HCLK
Typ
2
-
-
-
-
-
-
t
clk_high
) / 2
) / 2
Max
4
8
8
-
-
-
-
-
-
EP9315
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
15