EP9301-IQZ Cirrus Logic Inc, EP9301-IQZ Datasheet - Page 136
![32-Bit Microcontroller IC](/photos/12/23/122383/mfg_ep9301_parts_sml.jpg)
EP9301-IQZ
Manufacturer Part Number
EP9301-IQZ
Description
32-Bit Microcontroller IC
Manufacturer
Cirrus Logic Inc
Series
EP9r
Specifications of EP9301-IQZ
Controller Family/series
(ARM9)
Core Size
32 Bit
A/d Converter
12 Bits
Supply Voltage
3.3V
No. Of I/o Pins
24
Mounting Type
Surface Mount
Operating Temperature Min
-40°C
Package / Case
208-LQFP
Core Processor
ARM9
Speed
166MHz
Connectivity
EBI/EMI, Ethernet, I²C, IrDA, SPI, UART/USART, USB
Peripherals
AC'97, DMA, I²:S, LED, MaverickKey, POR, PWM, WDT
Number Of I /o
19
Program Memory Type
ROMless
Ram Size
32K x 8
Voltage - Supply (vcc/vdd)
1.65 V ~ 3.6 V
Data Converters
A/D 5x12b
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Processor Series
EP93xx
Core
ARM920T
Data Bus Width
32 bit
Mounting Style
SMD/SMT
3rd Party Development Tools
MDK-ARM, RL-ARM, ULINK2
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Program Memory Size
-
Lead Free Status / Rohs Status
Details
Other names
598-1250
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
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- Download datasheet (13Mb)
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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