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SPT7610 데이터 시트보기 (PDF) - Fairchild Semiconductor
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SPT7610
6-BIT, 1 GSPS FLASH A/D CONVERTER
Fairchild Semiconductor
SPT7610 Datasheet PDF : 10 Pages
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Figure 1 – Timing Diagram
1 nsec
N+1
N
V
IN
N+2
N+5
N+3
N+4
CLK (1 GHz)
t
drA
DRA
DRA
t
odA
Data Bank A
N2
N
N+2
OutputA Skew
(t
oskA
)
t
odB
DOADRA Delay
(t
odrA
)
t
drB
DRB
DRB
Data Bank B
N3
N1
OutputB Skew
(t
oskB
)
N+1
DOBDRB Delay
(t
odrB
)
Figure 2 – Test Mode Timing Diagram
POWER FIRST
ON RISING EDGE
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7
8
9
2
6
VIN
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4
5
10
11
CLK IN
TEST
LOGIC LOW
ADC (Normal Operation)
DRA
t
dr
t
su
TEST MODE
ADC (Normal Operation)
NDRA
t
od
OUTPUT
BANK A
INVALID DATA
INVALID DATA
1
(DA0-6)
DRB
t
dr
NDRB
OUTPUT
BANK B
(DB0-6)
INVALID DATA
t
od
INVALID DATA
Bank A Test Pattern 1:
- Even Bits = Hi
- Odd Bits = Low
Bank A Test Pattern 2:
- Even Bits = Low
- Odd Bits = Hi
7
9
Bank B Test Pattern 1:
Bank B Test Pattern 2:
2
- Even Bits = Hi
- Even Bits = Low
8
- Odd Bits = Low
- Odd Bits = Hi
SPT7610
5
1/21/02
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