M42800A Atmel Corporation, M42800A Datasheet - Page 23
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M42800A
Manufacturer Part Number
M42800A
Description
Manufacturer
Atmel Corporation
Datasheets
1.M40800.pdf
(284 pages)
2.M40800.pdf
(153 pages)
3.M42800A.pdf
(224 pages)
4.M42800A.pdf
(27 pages)
Specifications of M42800A
Flash (kbytes)
0 Kbytes
Pin Count
144
Max. Operating Frequency
33 MHz
Cpu
ARM7TDMI
Hardware Qtouch Acquisition
No
Max I/o Pins
54
Ext Interrupts
54
Usb Speed
No
Usb Interface
No
Spi
2
Uart
2
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
Resistive Touch Screen
No
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
10. Soldering Profile
10.1
10.2
1779ES–ATARM–14-Apr-06
LQFP Soldering Profile (Green)
BGA Soldering Profile (RoHS-compliant)
Table 10-1
Table 10-1.
Note:
A maximum of three reflow passes is allowed per component.
Table 10-2
Table 10-2.
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 recomended 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 C
6 C/sec. max.
8 min. max.
3 C/sec. max.
180 sec. max
60 sec. to 150 sec.
20 sec. to 40 sec.
260 C
6 C/sec.
8 min. max
Convection or IR/Convection
AT91M42800A
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