参数资料
型号: TMS320C6415TBZLZ8
厂商: TEXAS INSTRUMENTS INC
元件分类: 数字信号处理
英文描述: 64-BIT, 75.18 MHz, OTHER DSP, PBGA532
封装: 23 X 23 MM, 0.80 MM PITCH, PLASTIC, BGA-532
文件页数: 126/142页
文件大小: 2106K
代理商: TMS320C6415TBZLZ8
TMS320C6414T, TMS320C6415T, TMS320C6416T
FIXEDPOINT DIGITAL SIGNAL PROCESSORS
SPRS226M NOVEMBER 2003 REVISED APRIL 2009
84
POST OFFICE BOX 1443
HOUSTON, TEXAS 772511443
INPUT AND OUTPUT CLOCKS (CONTINUED)
1
5
6
2
3
ECLKIN
ECLKOUT1
4
Figure 20. ECLKOUT1 Timing for EMIFA and EMIFB Modules
switching characteristics over recommended operating conditions for ECLKOUT2 for the EMIFA
and EMIFB modules§ (see Figure 21)
NO.
PARAMETER
600
720
850
1G
UNIT
MIN
MAX
1
tJ(EKO2)
Period jitter, ECLKOUT2
0
±175
ps
2
tw(EKO2H)
Pulse duration, ECLKOUT2 high
0.5NE 0.7
0.5NE + 0.7
ns
3
tw(EKO2L)
Pulse duration, ECLKOUT2 low
0.5NE 0.7
0.5NE + 0.7
ns
4
tt(EKO2)
Transition time, ECLKOUT2
1
ns
5
td(EKIH-EKO2H)
Delay time, ECLKIN high to ECLKOUT2 high
3
8
ns
6
td(EKIH-EKO2L)
Delay time, ECLKIN high to ECLKOUT2 low
3
8
ns
The reference points for the rise and fall transitions are measured at VOL MAX and VOH MIN.
These C64x devices have two EMIFs (64-bit EMIFA and 16-bit EMIFB). All EMIFA signals are prefixed by an “A” and all EMIFB signals are
prefixed by a “B”. Throughout the rest of this document, in generic EMIF areas of discussion, the prefix “A” or “B” may be omitted.
§ E = the EMIF input clock (ECLKIN, CPU/4 clock, or CPU/6 clock) period in ns for EMIFA or EMIFB.
N = the EMIF input clock divider; N = 1, 2, or 4.
This cycle-to-cycle jitter specification was measured with CPU/4 or CPU/6 as the source of the EMIF input clock.
5
6
ECLKIN
ECLKOUT2
3
2
4
1
Figure 21. ECLKOUT2 Timing for the EMIFA and EMIFB Modules
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