参数资料
型号: TMS320C542PGE-40
厂商: TEXAS INSTRUMENTS INC
元件分类: 数字信号处理
英文描述: 16-BIT, 100 MHz, OTHER DSP, PQFP144
封装: PLASTIC, QFP-144
文件页数: 4/111页
文件大小: 1467K
代理商: TMS320C542PGE-40
TMS320C54x, TMS320LC54x, TMS320VC54x
FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS039C – FEBRUARY 1996 – REVISED DECEMBER 1999
101
POST OFFICE BOX 1443
HOUSTON, TEXAS 77251–1443
host-port interface timing
switching characteristics over recommended operating conditions for host-port interface
[H = 0.5tc(CO)] (see Note 5, Note 6, and Figure 40 through Figure 43)
PARAMETER
’C54x-40
’C54x-50
’C54x-66
UNIT
MIN
MAX
td(DSL-HDV)
Delay time, DS low to HD driven
5
12
ns
Case 1: Shared-access mode if
tw(DSH) < 7H
7H+20–tw(DSH)
t
Delay time, HDS falling to HD valid for first byte
Case 2: Shared-access mode if
tw(DSH) > 7H
20
ns
td(HEL-HDV1)
Delay time, HDS falling to HD valid for first byte
of a non-subsequent read:
→ max 20 ns
Case 3: Host-only mode if
tw(DSH) < 20 ns
40–tw(DSH)
ns
Case 4: Host-only mode if
tw(DSH) > 20 ns
20
td(DSL-HDV2)
Delay time, DS low to HD valid, second byte
5
20
ns
td(DSH-HYH)
Delay time, DS high to HRDY high
10H+10
ns
tsu(HDV-HYH)
Setup time, HD valid before HRDY rising edge
3H–10
ns
th(DSH-HDV)R
Hold time, HD valid after DS rising edge, read
0
12
ns
td(COH-HYH)
Delay time, CLKOUT rising edge to HRDY high
10
ns
td(DSH-HYL)
Delay time, HDS or HCS high to HRDY low
12
ns
td(COH-HTX)
Delay time, CLKOUT rising edge to HINT change
15
ns
Host-only mode timings apply for read accesses to HPIC or HPIA, write accesses to BOB, and resetting DSPINT or HINT to 0 in shared-access
mode. HRDY does not go low for these accesses.
Shared-access mode timings will be met automatically if HRDY is used.
NOTES:
5. SAM = shared-access mode, HOM = host-only mode
HAD stands for HCNTRL0, HCNTRL1, and HR / W.
HDS refers to either HDS1 or HDS2.
DS refers to the logical OR of HCS and HDS.
6. On host read accesses to the HPI, the setup time of HD before DS rising edge depends on the host waveforms and cannot be
specified here.
相关PDF资料
PDF描述
TMS320C6415TBZLZ8 64-BIT, 75.18 MHz, OTHER DSP, PBGA532
TMS320C6713PYP150 32-BIT, 149.25 MHz, OTHER DSP, PQFP208
TMS470R1VF346BPZQ 32-BIT, FLASH, 48 MHz, RISC MICROCONTROLLER, PQFP100
TMX320C6203CGNZ 32-BIT, 300 MHz, OTHER DSP, PBGA352
TMX320LF2403APGS DSP CONTROLLERS
相关代理商/技术参数
参数描述
TMS320C54CST 制造商:TI 制造商全称:Texas Instruments 功能描述:Client Side Telephony DSP
TMS320C54CSTGGU 功能描述:数字信号处理器和控制器 - DSP, DSC DSP for Client-Side Telephony RoHS:否 制造商:Microchip Technology 核心:dsPIC 数据总线宽度:16 bit 程序存储器大小:16 KB 数据 RAM 大小:2 KB 最大时钟频率:40 MHz 可编程输入/输出端数量:35 定时器数量:3 设备每秒兆指令数:50 MIPs 工作电源电压:3.3 V 最大工作温度:+ 85 C 封装 / 箱体:TQFP-44 安装风格:SMD/SMT
TMS320C54CSTPGE 功能描述:数字信号处理器和控制器 - DSP, DSC DSP for Client-Side Telephony RoHS:否 制造商:Microchip Technology 核心:dsPIC 数据总线宽度:16 bit 程序存储器大小:16 KB 数据 RAM 大小:2 KB 最大时钟频率:40 MHz 可编程输入/输出端数量:35 定时器数量:3 设备每秒兆指令数:50 MIPs 工作电源电压:3.3 V 最大工作温度:+ 85 C 封装 / 箱体:TQFP-44 安装风格:SMD/SMT
TMS320C54CSTZGU 功能描述:数字信号处理器和控制器 - DSP, DSC DSP for Client-Side Telephony RoHS:否 制造商:Microchip Technology 核心:dsPIC 数据总线宽度:16 bit 程序存储器大小:16 KB 数据 RAM 大小:2 KB 最大时钟频率:40 MHz 可编程输入/输出端数量:35 定时器数量:3 设备每秒兆指令数:50 MIPs 工作电源电压:3.3 V 最大工作温度:+ 85 C 封装 / 箱体:TQFP-44 安装风格:SMD/SMT
TMS320C54V90 制造商:TI 制造商全称:Texas Instruments 功能描述:EMBEDDED V.90 MODEM DSP