AK8456 Datasheet, PDF (11/32 Pages) Asahi Kasei Microsystems – 3 channel input 16bit 30MSPS Video ADC with LED driver

[AK8456]
 Switching Characteristics
(Unless otherwise specified, AVDD=OVDD=3.0V~3.6V, Ta=0~70C)
No. Item
Pin
Min. Typ. Max. Unit Remarks
1 ADCK Cycle (T)
ADCK 33.3
2000 ns
2 ADCK Low Width
ADCK 15
ns
3 ADCK High Width
ADCK 15
ns
3
3ch Normal Output
4 SHD Cycle
SHD
6
clocks 3ch Cascade Output
1
1ch Mode
5 SHD Pulse Width
SHD
8
ns
SHD Setup Time
6 _{（to ADCK）}
SHD
2
ns
SHD Delay Time
7 _{（to ADCK）}
SHD
10
ns
8 SHD Aperture Delay
SHD
2.5
ns
D0~7 Delay
9 （to ADCK）
D7~D0 2
Hold, Setup
10 ns C_L=10pF
(Note 1)
Pipeline Delay
10
(ADCK unit)
D7~D0
3ch Mode
11
clocks
1ch Mode
SHD=”H” Prohibited
1T+10
3ch Normal Output
11 Region (to First SHD 4T+10
ns 3ch Cascade Output
ADCK after SHD)
10
1ch Mode
12 D0~7 Enable Time
13 D0~7 Disable Time
D7~D0 ⁰
D7~D0 ^2.4
8.2 _{ns Cascade Output}
7.2 _{ns Cascade Output}
These specifications refer to point crossing levels that defined in DC characteristics.
(Note1) Refer to points ADCK, D7~D0 cross 50% of supply voltage. This delay is under ADCK rise
time tr and fall time tf are 1.65ns.
014002433-E-00
- 11 -
2014/06