AT94K05AL-25BQU Atmel, AT94K05AL-25BQU Datasheet - Page 41

• Manufacturer Part Number: AT94K05AL-25BQU
• Description: IC FPSLIC 5K GATE 25MHZ 144-LQFP
• Manufacturer: Atmel
• Series: FPSLIC®r

Specifications of AT94K05AL-25BQU

• Core Type: 8-bit AVR
• Speed: 25MHz
• Interface: I²C, UART
• Program Sram Bytes: 4K-16K
• Fpga Sram: 2kb
• Data Sram Bytes: 4K ~ 16K
• Fpga Core Cells: 256
• Fpga Gates: 5K
• Fpga Registers: 436
• Voltage - Supply: 3 V ~ 3.6 V
• Mounting Type: Surface Mount
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 144-LQFP
• For Use With: ATSTK594 - BOARD FPSLIC DAUGHTER FOR STK500
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

4.3.7
4.3.8
4.3.9
4.3.10
4.3.11
4.3.12
4.3.13
4.3.14
4.4
4.4.1
1138I–FPSLI–1/08
Clock Options
RX1
TX1
XTAL1
XTAL2
TOSC1
TOSC2
SCL
SDA
Crystal Oscillator
Input (receive) to UART(1) – See SCR53
Output (transmit) from UART(1) – See SCR53
Input to the inverting oscillator amplifier and input to the internal clock operating circuit.
Output from the inverting oscillator amplifier
Input to the inverting timer/counter oscillator amplifier
Output from the inverting timer/counter oscillator amplifier
2-wire serial input/output clock
2-wire serial input/output data
XTAL1 and XTAL2 are input and output, respectively, of an inverting amplifier, which can be
configured for use as an on-chip oscillator, as shown in
ceramic resonator may be used.
Figure 4-1.
Oscillator Connections
HC
MAX 1 HC BUFFER
C2
C1
AT94KAL Series FPSLIC
GND
XTAL2
XTAL1
R
Figure
BIAS
4-1. Either a quartz crystal or a
C2 = 27 pf
C1 = 33 pf
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