參數(shù)資料
型號: BT849A
英文描述: Single-Chip Video Capture for PCI
中文描述: 單芯片的PCI視頻捕捉
文件頁數(shù): 138/141頁
文件大?。?/td> 1149K
代理商: BT849A
Bt848/848A/849A
Single-Chip Video Capture for PCI
Brooktree
128
P
ARAMETRIC
I
NFORMATION
AC Electrical Parameters
L848A_A
Table 21. Power Supply Current Parameters
Parameter
Symbol
Min
Typ
Max
Units
Supply Current
V
AA
=V
DD
=5.0V, F
S2
=28.64 MHz, T=25C
V
AA
=V
DD
=5.25V, F
S2
=35.47 MHz, T=70C
V
AA
=V
DD
=5.25V, F
S2
=35.47 MHz, T=0C
Supply Current, Power Down
I
220
50
262
280
mA
mA
mA
mA
Table 22. Power Supply Current Parameters (Bt848A/849A only)
Supply Current
V
AA
=V
DD
=5.0V, F
S2
=28.64 MHz, T=25C
V
AA
=V
DD
=5.25V, F
S2
=35.47 MHz, T=70C
V
AA
=V
DD
=5.25V, F
S2
=35.47 MHz, T=0C
Supply Current, Power Down
I
TBD
TBD
TBD
TBD
mA
mA
mA
mA
Table 23. JTAG Timing Parameters
Parameter
Symbol
Min
Typ
Max
Units
TMS, TDI Setup Time
TMS, TDI Hold Time
TCK Asserted to TDO Valid
TCK Asserted to TDO Driven
TCK Negated to TDO Three-stated
TCK Low Time
TCK High TIme
10
11
12
13
14
15
16
25
25
10
10
41
11
115
ns
ns
ns
ns
ns
ns
ns
Figure 44. JTAG Timing Diagram
10
11
15
16
12
13
TDI, TMS
TCK
TDO
14
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