YGV628B Datasheet, PDF (17/26 Pages) YAMAHA CORPORATION – AVDP7 Advanced Video Display Processor 7

YGV628B






● AC Characteristics
NOTE : A timing measurement level is 1.4V and input signal transient time is 1ns.
● Clock Input
No.
Item
Symbol Min
Typ
1 ^{SYCKIN Input Clock Frequency}
SYCKIN Clock Cycle Time
f_SYCK
5
t_cSYCK
25
2 SYCKIN Clock High Level Pulse Width t_whSYCK
7.5
3 SYCKIN Clock Low Level Pulse Width
t_wlSYCK
7.5
4 ^{MCLK(PLL Out) Clock Frequency}
MCLK(PLL Out) Clock Cycle Time
f_MCLK
t_cMCLK
75
13.3
Max Unit
40 MHz
200
ns
ns
ns
81 MHz
12.3
ns
1
2
3
1.4V
● Reset Input and Power Supply
No.
Item
Symbol
Min
Typ
Max
Unit
1 RESET_N Pin Input Time (respect to SYCKIN) t_wRES1
1
2 RESET_N Pin Input Time (respect to VDD)
t_wRES2
1
3 VDD-RESET_N Pin Setup Time
t_sRES
0
4 PLL Lock up Time
t_wPLU
10
5 Time Difference in Power-on
t_VSKWR
6 Time Difference in Power-off
t_VSKWF
µs
µs
s
ms
1
s
1
s
Power supply rose up first
Power supply rose up last
SYCKIN
RESET_N
R_SR1
PLL playback clock
50% of the recommended operating voltage (TYP)
5
Min. of the recommended operating voltage
50% of the recommended operating voltage (TYP)
VIL
VIH
VIL
3
1
2
4
Power supply fell down first
Power supply fell down last
50% of the recommended operating voltage (TYP)
6
50% of the recommended operating voltage (TYP)
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