EP9312-CB Cirrus Logic Inc, EP9312-CB Datasheet - Page 132

• 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

5
5-6
5.1.5.2.1
System Controller
EP93xx User’s Guide
Figure 5-3
and the APB bus clock (PCLK).
Bus Clock Generation
shows the generated clocks: the CPU clock (FCLK), the AHB bus clock (HCLK),
PLL1 CFG
PLL2 CFG
14.7456 MHz Oscillator
32 KHz Oscillator
Figure 5-2. Clock Generation System
PLL1
PLL2
Copyright 2007 Cirrus Logic
Syscon
Peripheral
Bus Clocks
Bus Clocks
FIR Clocks
CPU and
Clocks
CPU and
USB and
Clocks
Audio
Touch
32 KHz
Clocks
Clock
Clock
Video
MIR
Divide
Key
MIR_CLK
VCLK
KEY_CLK
TOUCH_CLK
ADC_CLK
FILT_CLK
FCLK
HCLK
PCLK
USBHost48MHz
USBHost12MHz
FIR_CLK
SCLK
LRCLK
MCLK
WATCH_CLK
UARTxCLK
Timer Clocks
SSPCLK
PWMCLK
DS785UM1