R40008 Atmel Corporation, R40008 Datasheet - Page 16

• Manufacturer Part Number: R40008
• Manufacturer: Atmel Corporation

Specifications of R40008

• Flash (kbytes): 0 Kbytes
• Pin Count: 100
• Max. Operating Frequency: 75 MHz
• Cpu: ARM7TDMI
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 32
• Ext Interrupts: 32
• Usb Speed: No
• Usb Interface: No
• Uart: 2
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 256
• 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
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 3
• Output Compare Channels: 3
• Input Capture Channels: 3
• 32khz Rtc: No
• Calibrated Rc Oscillator: No

10. Soldering Profile
10.1
16
LQFP Package Soldering Profile (Green)
AT91R40008
Table 10-1
Table 10-1.
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
The package is certified to be backward compatible with Pb/Sn soldering profile.
gives the recommended soldering profile from J-STD-020C.
Soldering Profile Green 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.
1732FS–ATARM–12-Apr-06