参数资料
型号: XRM48L950ZWTT
厂商: Texas Instruments
文件页数: 110/176页
文件大小: 0K
描述: MCU 16/32Bit FLASH 3MB 337NFBGA
标准包装: 1
系列: Hercules™ ARM® RM4x
应用: 工业安全,医疗
核心处理器: ARM? Cortex? - R4F
程序存储器类型: 闪存(3MB)
控制器系列: RM4
RAM 容量: 256K x 8
接口: CAN,以太网,I²C,LIN,MibSPI,SCI,SPI,USB
输入/输出数: 120
电源电压: 1.14 V ~ 3.6 V
工作温度: -40°C ~ 105°C
安装类型: 表面贴装
封装/外壳: 337-LFBGA
包装: 托盘
供应商设备封装: 337-NFBGA(16x16)
其它名称: 296-29390
SPNS174A – APRIL 2012 – REVISED SEPTEMBER 2013
2.3.2.16 System Module Interface
Table 2-40. ZWT System Module Interface
Terminal
Signal
Default
Pull Type
Description
Type
Pull State
Signal Name
337
ZWT
nPORRST
W7
Input
Pull Down
100uA
Power-on reset, cold reset
External power supply
monitor circuitry must
drive nPORRST low when
any of the supplies to the
microcontroller fall out of
the specified range. This
terminal has a glitch filter.
nRST
B17
I/O
Pull Up
100uA
System reset, warm reset,
bidirectional.
The internal circuitry
indicates any reset
condition by driving nRST
low.
The external circuitry can
assert a system reset by
driving nRST low. To
ensure that an external
reset is not arbitrarily
generated, TI
recommends that an
external pull-up resistor is
connected to this terminal.
This terminal has a glitch
filter. See Section 4.8.
nERROR
B14
I/O
Pull Down
20uA
ESM Error Signal
Indicates error of high
severity. See
2.3.2.17 Clock Inputs and Outputs
Table 2-41. ZWT Clock Inputs and Outputs
Terminal
Signal
Default
Pull Type
Description
Type
Pull State
Signal Name
337
ZWT
OSCIN
K1
Input
-
From external
crystal/resonator, or
external clock input
KELVIN_GND
L2
Input
Kelvin ground for oscillator
OSCOUT
L1
Output
To external
crystal/resonator
ECLK
A12
I/O
Pull Down
Programmable,
External prescaled clock
20uA
output, or GIO.
GIOA[5]/EXTCLKIN/N2HET1_PIN_nDIS
B5
Input
Pull Down
20uA
External clock input #1
ETMTRACECLKIN/EXTCLKIN2
R9
Input
External clock input #2
VCCPLL
P11
1.2V
-
Dedicated core supply for
Power
PLL's
Copyright 2012–2013, Texas Instruments Incorporated
Device Package and Terminal Functions
39
Product Folder Links: RM48L950 RM48L750 RM48L550
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