THERMAL ADDENDUM Figure 37. Thermal Test Board " />
參數(shù)資料
型號: MM908E622ACDWB
廠商: Freescale Semiconductor
文件頁數(shù): 57/63頁
文件大?。?/td> 0K
描述: IC QUAD HALF BRDG TRPL SW 54SOIC
標(biāo)準(zhǔn)包裝: 26
應(yīng)用: 自動鏡像控制
核心處理器: HC08
程序存儲器類型: 閃存(16 kB)
控制器系列: 908E
RAM 容量: 512 x 8
接口: SCI,SPI
輸入/輸出數(shù): 12
電源電壓: 9 V ~ 16 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 54-BSSOP(0.295",7.50mm 寬)裸露焊盤
包裝: 管件
供應(yīng)商設(shè)備封裝: 54-SOICW-EP
Analog Integrated Circuit Device Data
60
Freescale Semiconductor
908E622
ADDITIONAL INFORMATION
THERMAL ADDENDUM
Figure 37. Thermal Test Board
Device on Thermal Test Board
Material:
Single layer printed circuit board
FR4, 1.6 mm thickness
Cu traces, 0.07 mm thickness
Outline:
80 mm x 100 mm board area,
including edge connector for
thermal testing
Area A:
Cu heat-spreading areas on board
surface
Ambient Conditions:
Natural convection, still air
RθJA is the thermal resistance between die junction and
ambient air.
RθJSmn is the thermal resistance between die junction and
the reference location on the board surface near a center
lead of the package. This device is a dual die package. Index
m indicates the die that is heated. Index n refers to the
number of the die where the junction temperature is sensed.
PTA0/KBD0
PTA1/KBD1
PTA2/KBD2
PTA3/KBD3
PTA4/KBD4
VDDA/VREFH
EVDD
EVSS
VSSA/VREFL
(PTE1/RXD <- RXD)
VSS
VDD
HVDD
L0
H0
HS3
VSUP8
HS2
VSUP7
HS1b
HS1a
VSUP6
VSUP5
GND4
HB1
VSUP4
FLSVPP
PTC4/OSC1
PTC3/OSC2
PTC2/MCLK
PTB5/AD5
PTB4/AD4
PTB3/AD3
IRQ
RST
(PTD0/TACH0/BEMF -> PWM)
PTD1/TACH1
RST_A
IRQ_A
LIN
A0CST
A0
GND1
HB4
VSUP1
GND2
HB3
VSUP2
EC
ECR
TESTMODE
GND3
HB2
VSUP3
1
11
12
13
14
15
16
17
18
19
20
9
10
21
22
23
24
25
26
27
6
7
8
4
5
2
3
54
44
43
42
41
40
39
38
37
36
35
46
45
34
33
32
31
30
29
28
49
48
47
51
50
53
52
Exposed
Pad
908E622 Pin Connections
54-Pin SOICW-EP
0.65 mm Pitch
17.9 mm x 7.5 mm Body
A
10.3 mm x 5.1 mm Exposed Pad
A
Table 26. Thermal Resistance Performance
Thermal
Resistance
Area A
(mm2)
1 = Power Chip, 2 = Logic Chip
(
°C/W)
m
= 1,
n
= 1
m
= 1, n = 2
m
= 2, n = 1
m
= 2,
n
= 2
RθJAmn
053
48
53
300
39
34
38
600
35
30
34
RθJSmn
021
16
20
300
15
11
15
600
14
9.0
13
Table 26. Thermal Resistance Performance
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