ADSP-BF538F View Datasheet(PDF) - Analog Devices
Part Name
Description
MFG CO.
'ADSP-BF538F' PDF : 56 Pages View PDF
Preliminary Technical Data
ADSP-BF538/ADSP-BF538F
JTAG Test And Emulation Port Timing
Table 32 and Figure 29 describe JTAG port operations.
Table 32. JTAG Port Timing
Parameter
Min
Max
Unit
Timing Requirements
tTCK
TCK Period
tSTAP
TDI, TMS Setup Before TCK High
tHTAP
TDI, TMS Hold After TCK High
tSSYS
System Inputs Setup Before TCK High1
tHSYS
System Inputs Hold After TCK High1
tTRSTW
TRST Pulsewidth2 (measured in TCK cycles)
Switching Characteristics
20
ns
4
ns
4
ns
4
ns
5
ns
4
TCK
tDTDO
TDO Delay from TCK Low
tDSYS
System Outputs Delay After TCK Low3
10
ns
0
12
ns
1 System Inputs=ARDY, BMODE1–0, BR, DATA15–0.DR0PRI, DR0SEC, DR1PRI, DR1SEC, MISO0, MOSI0, NMI, PF15–0, PPI_CLK, PPI3–0.SCL0, SCL1, SDA0, SDA1,
SCK, SCK1, MISO1, MOSI1, SPI1SS, SPI1SEL, SCK2, MISO2, MOSI2, SPI2SS, SPI2SEL, RX1, TX1, RX2, TX2, DT2PRI, DT2SEC, TSCLK2, DR2PRI, DT2SEC, RSCLK2,
RFS2, TFS2, DT3PRI, DT3SEC, DR3PRI, DR3SEC, RSCLK3, RFS3, TFS3, CANTX, CANRX, RESET, RFS0, RFS1, RSCLK0, RSCLK1, TSCLK0, TSCLK1, RX0,.SCK0, TFS0,
TFS1, and TMR2–0,
2 50 MHz Maximum
3 System Outputs = AMS, AOE, ARE, AWE, ABE, BG, DATA15–0, DT0PRI, DT0SEC, DT1PRI, DT1SEC, MISO0, MOSI0, PF15–0, PPI3–0, SCK1, MISO1, MOSI1, SPI1SS,
SPI1SEL, SCK2, MISO2, MOSI2, SPI2SS, SPI2SEL, RX1, TX1, RX2, TX2, DT2PRI, DT2SEC, TSCLK2, DR2PRI, DR2SEC, RSCLK2, RFS2, TFS2, DT3PRI, DT3SEC, TSCLK3,
DR3PRI, DR3SEC, RSCLK3, RFS3, TFS3, CANTX, CANRX, RFS0, RFS1, RSCLK0, RSCLK1, TSCLK0, TSCLK1, CLKOUT, TX0, SA10, SCAS, SCK0, SCKE, SMS, SRAS,
SWE, and TMR2–0.
TCK
tTCK
TMS
TDI
TDO
tSTAP
tHTAP
tDTDO
SYSTEM
INPUTS
SYSTEM
OUTPUTS
tSSYS
tHSYS
tDSYS
Figure 29. JTAG Port Timing
Rev. PrD | Page 43 of 56 | May 2006
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