参数资料
型号: MM908E621ACDWBR2
厂商: Freescale Semiconductor
文件页数: 23/60页
文件大小: 0K
描述: IC SW QUAD HB/TRPL HISID 54-SOIC
标准包装: 1,000
应用: 自动镜像控制
核心处理器: HC08
程序存储器类型: 闪存(16 kB)
控制器系列: 908E
RAM 容量: 512 x 8
接口: SCI,SPI
输入/输出数: 12
电源电压: 9 V ~ 16 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 54-BSSOP(0.295",7.50mm 宽)裸露焊盘
包装: 带卷 (TR)
供应商设备封装: 54-SOICW-EP
Analog Integrated Circuit Device Data
Freescale Semiconductor
3
908E621
PIN CONNECTIONS
PIN CONNECTIONS
Figure 3. Pin Connections
Table 1. Pin Definitions
A functional description of each pin can be found in the Functional Pin Description section beginning on page 19.
Die
Pin
Pin Name
Formal Name
Definition
MCU
1
2
3
PTC4/OSC1
PTC3/OSC2
PTC2/MCLK
Port C I/Os
These pins are special function, bidirectional I/O port pins that are
shared with other functional modules in the MCU.
MCU
4
5
6
PTB5/AD5
PTB4/AD4
PTB3/AD3
Port B I/Os
These pins are special function, bidirectional I/O port pins that are
shared with other functional modules in the MCU.
MCU
7
IRQ
External Interrupt
Input
This pin is an asynchronous external interrupt input pin.
MCU
8
RST
External Reset
This pin is bidirectional, allowing a reset of the entire system. It is driven
low when any internal reset source is asserted.
MCU /
Analog
9
(PTD0/TACH0/BEMF
-> PWM)
PWM signal
This pin is the PWM signal test pin. It internally connects the MCU
PTD0/TACH0 pin with the Analog die PWM input.
Note: Do not connect in the application.
MCU
10
PTD1/TACH1
Port D I/Os
This pin is a special function, bidirectional I/O port pin that is shared with
other functional modules in the MCU.
MCU /
Analog
44
(PTE1/RXD <- RXD)
LIN Transceiver
Output
This pin is the LIN Transceiver output test pin. It internally connects the
MCU PTE1/RXD pin with the Analog die LIN transceiver output pin
RXD.
Note: Do not connect in the application.
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
NC
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
Transparent Top
View of Package
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