EP9315-IBZ Cirrus Logic Inc, EP9315-IBZ Datasheet - Page 136
EP9315-IBZ
Manufacturer Part Number
EP9315-IBZ
Description
32-Bit Microcontroller IC
Manufacturer
Cirrus Logic Inc
Series
EP9r
Specifications of EP9315-IBZ
Controller Family/series
(ARM9)
Core Size
32 Bit
A/d Converter
12 Bits
Supply Voltage
3.3V
No. Of I/o Pins
65
Package / Case
352-PBGA
Clock Frequency
200MHz
Core Processor
ARM9
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
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
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With
598-1144 - KIT DEVELOPMENT EP9315 ARM9
Eeprom Size
-
Program Memory Size
-
Lead Free Status / Rohs Status
Details
Other names
598-1263
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
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5
5-10
System Controller
EP93xx User’s Guide
5.1.6.2 System Power States
HCLK to the USB Hosts can be gated off as well to further save power. The USH_EN bit in
the
The EP93xx has three power states:
Figure 5-4
• Run mode: Normal operation mode.
• Halt: ARM Core stops executing instructions.
• Standby: Power is on, but only SDRAM self-refresh and the RTC run.
"PwrCnt"
illustrates the transitions among power states.
register serves the purpose.
Peripheral
Watchdog
KEYPAD
UART1
UART2
UART3
PWM
GPIO
IRDA
SEC
TSC
AAC
SSP
RTC
I
2
S
Table 5-4. Peripherals with PCLK Gating
Copyright 2007 Cirrus Logic
on with Enable or
Peripheral/PCLK
Register Access
x
x
x
x
x
x
x
x
x
-
-
-
-
-
Register Access
PCLK on with
Only
x
x
x
-
-
-
-
-
-
-
-
-
-
-
PCLK Continuous
x
x
-
-
-
-
-
-
-
-
-
-
-
-
DS785UM1
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