參數(shù)資料
型號(hào): IDT82V3255DKG
廠商: INTEGRATED DEVICE TECHNOLOGY INC
元件分類: 通信及網(wǎng)絡(luò)
英文描述: WAN PLL
中文描述: SPECIALTY TELECOM CIRCUIT, PQFP64
封裝: GREEN, TQFP-64
文件頁數(shù): 45/127頁
文件大小: 868K
代理商: IDT82V3255DKG
IDT82V3255
WAN PLL
JTAG
45
June 19, 2006
5
JTAG
This device is compliant with the IEEE 1149.1 Boundary Scan stan-
dard except the following:
The output boundary scan cells do not capture data from the
core and the device does not support EXTEST instruction;
The
TRST
pin is set low by default and JTAG is disabled in order
to be consistent with other manufacturers.
The JTAG interface timing diagram is shown in
Figure 17
.
Figure 17. JTAG Interface Timing Diagram
Table 33: JTAG Timing Characteristics
Symbol
Parameter
Min
Typ
Max
Unit
t
TCK
t
S
t
H
t
D
TCK period
100
25
25
ns
ns
ns
ns
TMS / TDI to TCK setup time
TCK to TMS / TDI Hold Time
TCK to TDO delay time
50
TCK
TDO
TMS
TDI
t
TCK
t
S
t
H
t
D
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