M55800A Atmel Corporation, M55800A Datasheet - Page 244

• Manufacturer Part Number: M55800A
• Manufacturer: Atmel Corporation

Specifications of M55800A

• Flash (kbytes): 0 Kbytes
• Pin Count: 176
• Max. Operating Frequency: 33 MHz
• Cpu: ARM7TDMI
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 58
• Ext Interrupts: 58
• Usb Speed: No
• Usb Interface: No
• Spi: 1
• Uart: 3
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 10
• Adc Speed (ksps): 72
• Resistive Touch Screen: No
• Dac Channels: 1
• Dac Resolution (bits): 10
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 8
• Self Program Memory: NO
• External Bus Interface: 1
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 3.3/5.0
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 6
• Output Compare Channels: 6
• Input Capture Channels: 6
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: No

25. Soldering Profile
25.1
25.2
244
LQFP Soldering Profile (Green)
BGA Soldering Profile (RoHS-compliant)
AT91M5880A
Table 25-1
Table 25-1.
Note:
A maximum of three reflow passes is allowed per component.
Table 25-2
Table 25-2.
Note:
A maximum of three reflow passes is allowed per component.
Profile Feature
Average Ramp-up Rate (217°C to Peak)
Preheat Temperature 175°C ±25°C
Temperature Maintained Above 217°C
Time within 5°C of Actual Peak Temperature
Peak Temperature Range
Ramp-down Rate
Time 25°C to Peak Temperature
Profile Feature
Average Ramp-up Rate (183°C to Peak)
Preheat Temperature 125°C ±25°C
Temperature Maintained Above 183°C
Time within 5°C of Actual Peak Temperature
Peak Temperature Range
Ramp-down Rate
Time 25°C to Peak Temperature
The package is certified to be backward compatible with Pb/Sn soldering profile.
It is recommended to apply a soldering temperature higher than 250°C.
gives the recommended soldering profile from J-STD-020C.
gives the recommended soldering profile from J-STD-20C.
Soldering Profile Green Compliant Package
Soldering Profile RoHS Compliant Package
Green Package
3°C/sec. max.
180 sec. max.
60 sec. to 150 sec.
20 sec. to 40 sec.
260 +0 °C
6°C/sec. max.
8 min. max.
Convection or IR/Convection
3°C/sec. max.
180 sec. max
60 sec. to 150 sec.
20 sec. to 40 sec.
260 + 0°C
6°C/sec.
8 min. max
1745F–ATARM–06-Sep-07