EP9312-CB Cirrus Logic Inc, EP9312-CB Datasheet - Page 34

• 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

1
1-6
Introduction
EP93xx User’s Guide
• External Memory Options
• Internal Peripherals
• Standard General-Purpose I/Os (GPIOs), no interrupts:
• Enhanced General-Purpose I/Os (EGPIOs) plus Port F GPIOs can generate interrupts:
• Touch Screen interface
• SPI port
• AC ‘97 interface
• I
• 8x8 Matrix keypad scanner (in EP9307, EP9312, and EP9315 only)
• PCMCIA Interface supporting 8-bit or 16-bit PCMCIA (PC Card) devices in EP9315 only
• 16-bit SDRAM interface (up to 4 banks) in EP9301 and 9302 only
• 32-bit SDRAM interface (up to 4 banks) in EP9307, 9312, and 9315 only
• 16/8-bit SRAM/Flash/ROM interface in EP9301 and 9302 only
• 32/16/8-bit SRAM/Flash/ROM interface in EP9307, 9312, and 9315 only
• Serial Flash interface
• Real-Time clock with software trim
• 12 DMA channels for data transfer to maximize system performance
• Boot ROM
• Dual PLLs
• Watchdog timer
• Two general purpose 16-bit timers
• General purpose 32-bit timer
• 40-bit debug timer
• 18 in EP9301 and 9302 only
• 30 in EP9307 only
• 31 in EP9312 and 9315 only
• 19 in EP9301, 9302 only
• 18 in EP9307 only
- Block Copy
- Block Fill
- 5-ADC in EP9301 and 9302 only
- 8-Wire Touch Screen/ADC in EP9307, 9312, and 9315 only
2
S interface with up to 6 channels
Copyright 2007 Cirrus Logic
DS785UM1