参数资料
型号: XRM48L950ZWTT
厂商: Texas Instruments
文件页数: 70/176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
5.11 Universal Serial Bus Controller
5.11.1 Features
This device provides several varities of USB functionality, including:
One full-speed USB device port compatible with the USB Specification Revision 2.0 and USB
Specification Revision 1.1
Two USB host ports compatible with USB Specification Revision 2.0, which is based on the OHCI
Specification For USB Release 1.0.
5.11.2 Electrical and Timing Specifications
Table 5-31. Full-Speed USB Interface Timing Requirements(1)
NO.
Parameter
MIN
MAX
Unit
FSU20
td(VPL, VML)
Host time duration, RCVDPLS and
15
ns
RCVDMNS low together during
transition(2)
Device time duration, RCVDPLS and
15
ns
RCVDMNS low together during
transition
FSU21
td(VPH, VMH)
Host time duration, RCVDPLS and
15
ns
RCVDMNS high together during
transition(2)
Device time duration, RCVDPLS and
15
ns
RCVDMNS high together during
transition
(1)
The capacitive loading is equivalent to 15 pF
(2)
Applies to both host ports, USB1 and USB2
Table 5-32. Full-Speed USB Interface Switching Characteristics(1)
NO.
Parameter
MIN
MAX
Unit
FSU15
td(TXENL–DATV)
Host delay time TXENL active to
-2.1
2.2
ns
TXDPLS valid(2)
Device delay time TXENL active to
0.6
7
ns
TXDPLS valid
FSU16
td(TXENL–SE0V)
Host delay time TXENL active to
-2.0
2.5
ns
TXSE0 valid(2)
Device delay time TXENL active to
-1.9
1.0
ns
TXSE0 valid
FSU17
ts(DAT–SE0)
Host skew between TXDPLS and
0
1.7
ns
TXSE0 transition (2)
Device skew between TXDPLS and
0
7.6
ns
TXSE0 transition
FSU18
td(TXENH–DATI)
Host delay time TXENL inactive to
-2.2
1.8
ns
TXDPLS invalid(2)
Device delay time TXENL inactive to
0.8
7.1
ns
TXDPLS invalid
FSU19
td(TXENH–SE0I)
Host delay time TXENL inactive to
-2.1
1.8
ns
TXSE0 invalid(2)
Device delay time TXENL inactive to
-1.9
1.1
ns
TXSE0 invalid
(1)
The capacitive loading is equivalent to 15 pF
(2)
Applies to both host ports, USB1 and USB2
Copyright 2012–2013, Texas Instruments Incorporated
Peripheral Information and Electrical Specifications
161
Product Folder Links: RM48L950 RM48L750 RM48L550
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